ANNUAL REPORT 2015 Subsidiaries & affiliates INDEX

Chairmen’s statement

President & CEO’s review

Organisation

Corporate profile

Divisions

Highlights

Mineral resources & reserves

Exploration

Mining Research & technology companies Investment & projects Investment companies Trading companies Innovation & technology Electricity companies Port companies Results & market Processing plants Health and pensions companies

People & sustainability New uses of copper and molybdenum Companies network chart

RedCompany de empresas network Network

Financial statements

117 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Agua de la Falda S.A. General Manager: Felipe Núñez Cordero Mining As of December 31, 2015 Ownership interest and changes during the reporting period Codelco directly holds a 43.28% ownership interest. Investment companies Legal status There were no changes during the reporting period. RUT: 96.801.450-1 Electricity companies Trade Name: Agua de la Falda S.A. Business relationship with Codelco Public Limited Company. No goods or services were sold or purchased, except for existing contracts between Incorporation date: July 25, 1996. the Company and Codelco. Processing plants Partners: Codelco 43.28% and Minera Meridian Limitada 56.72%. Contracts with Codelco New uses of copper and molybdenum Subscribed and paid-in capital by partners The company has contracts with Codelco for the following services: fresh water, US$ 39,400,000 industrial water and electricity supply, and a lease contract.

Research & technology companies Company purpose Prospecting, exploration and production of mining properties containing gold, precious Trading companies metals and other metals; and any marketing related to these metals. Anglo American Sur S.A. As of December 31, 2015 Directors Port companies Roberto Alarcón Bittner, Chairman Legal status Charles Bruce Main RUT: 77.762.940-9 Health and pensions companies Gerardo Fernández Tobar Trade Name: Anglo American Sur S.A. Enrique Tarifeño Urquieta (*) Public Limited Company. Diego Brieba Vial (*) Incorporation date: July 31, 2007. Partners: Inversiones Anglo American Sur S.A. 50.05992%; Clarent SÀRL 0.00008%; Alternate Directors Inversiones Mineras Becrux SpA 29.5% and MC Resource Development Ltd. 20.44%. Andrés Guzmán Bozque Sergio Orrego Flory Subscribed and paid-up capital by Codelco Nibaldo Rojas Ángel US$ 248,147,000 Jorge Skarmeta Magri (*) Esperanza Letelier Urcelay (*)

*Directores o ejecutivos de Codelco.

118 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Company purpose Business relationship with Codelco Mining Its main business activity is exploration, extraction, mining, production, processing and The company sells anodes, cathodes and concentrate. marketing of minerals, concentrates, precipitates, copper bars and any other metallic or non-metallic mineral substances, and in general, any fossil substance and gaseous Contracts with Codelco Investment companies or liquid hydrocarbon, in any naturally occurring form, including exploration, mining Sales contracts for anodes, cathodes and concentrate through Inversiones Mineras and use of any natural energy source susceptible for industrial use and products or Nueva Acrux SpA. Electricity companies by-products obtain therefrom and, in general, it also carries out any other related and complementary activities approved by its Shareholders.

Processing plants Directors Cobrex Prospecçao Mineral S.A. Duncan Wanblad, Chairman As of December 31, 2015 New uses of copper and molybdenum Hennie Faul Juan Carlos Román Legal status Tetsu Kotaki Research & technology companies Trade Name: Cobrex Prospecçao Mineral S.A. José Pesce Rosenthal (*) Public Limited Company (Brazil). Incorporation Date: Brazil, January 14, 2013. Trading companies Alternate Directors Company Registration No. 33.3.0030616-1 Board of Trade R.J. Richard Leclerc Partners: Codelco do Brasil Mineração Ltda. 51% and Xstrata do Brasil Exploração Felipe Purcell Douds Port companies Mineral Ltda. 49%. Alejandro Mena Frau Hideyuki Takemura Subscribed and paid-Up capital Health and pensions companies Alejandro Rivera (*) Subscribed Capital: US$ 12,000,000. Paid Capital: US$ 4,460,000. Vice President Los Bronces operations: Christian Thiele Codelco do Brasil Mineração Ltda.: 20.18% subscribed and paid capital, and 30.82% subscribed and unpaid capital. General Manager El Soldado and Chagres: Pedro Reyes Xstrata do Brasil Exploração Mineral Ltda.: 49% subscribed and paid capital.

Ownership interest and changes during the reporting period Company purpose Codelco indirectly holds a 20% ownership interest. i) Ownership interest in any kind of mining company or joint venture, in Brazil and/ There were no changes during the reporting period. or abroad, and manage own or third-party assets. ii) Carry out any activity related to mining, including, but not limited to research, exploration and mining economic resources and/or ore deposits in Brazil.

*Directores o ejecutivos de Codelco.

119 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

iii) Carry out, in general, any other civil or commercial activity directly or indirectly Company purpose Mining related to research, exploration, economic extraction, production or marketing mineral i) Ownership interest in any kind of mining company or joint venture, in Brazil and/ products or by-products. or abroad, and manage own or third-party assets. ii) Carry out any activity related to mining, including, but not limited to research, Investment companies Directors exploration and mining economic resources and/or ore deposits in Brazil. Marcos Gonçalves (*), Chairman iii) Carry out, in general, any other civil or commercial activity directly or indirectly Electricity companies Humberto Eustáquio (*) related to research, exploration, economic extraction, production or marketing mineral General Manager: products or by-products. Marcos Gonçalves (*) Processing plants Directors Ownership interest and changes during the reporting period Francisco Fernández New uses of copper and molybdenum Codelco indirectly holds a 51% ownership interest. Cristian Quinzio There were no changes during the reporting period. Paula Aguirre

Research & technology companies Business relationship with Codelco Alternate Directors No business relations between the companies, except as a subsidiary of a Codelco Roberto Fréraut Trading companies subsidiary. Diego Brieba Vacant Port companies Contracts with Codelco No contracts or activities that significantly influenced Codelco’s operations or results General Manager: Marcos Gonçalves

Health and pensions companies Ownership interest and changes during the reporting period. Codelco Do Brasil Mineraçao Ltda. Codelco directly and indirectly holds 100% ownership interest. There were no changes As of December 31, 2015 during the reporting period. Business relationship with Codelco No business relations between the companies, except as a subsidiary of a Codelco Legal status subsidiary. Trade Name: Codelco do Brasil Mineraçao Limitada. Limited Liability Company (Brazil). Contracts with Codelco Incorporation Date: Brazil, September 14, 2001. No contracts or activities that significantly influenced Codelco’s operations or results. Registration No. 33.2.0708361-1. Board of Trade R.J. Partners: Codelco International Limited 90% and Codelco Technologies Limited 10%.

*Directores o ejecutivos de Codelco.

120 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Compañía Contractual Minera Los Andes, CCMLA Business relationship with Codelco Mining Its own exploration activities have been temporarily stopped. Survey work was carried As of December 31, 2015 out on its properties through contracts with other companies, under option contracts to form a public limited company. During the reporting period, Codelco, at its own Investment companies Legal status expense, paid for maintenance of the mining property, these expenses have been RUT: 78.860.780-6 entered in an account for both companies. Electricity companies Trade Name: Compañía Contractual Minera Los Andes (CCMLA). Contract Mining Company. Its deposits Queen Elizabeth (Rio Tinto Mining and Exploration Limited/Agency in Chile), Incorporation Date: May 16, 1996, Registration No. 273. Notary’s Office: M. Gloria and Plazuela (Sociedad Minera El Águila Limitada) are currently under exploration by Processing plants Acharán Toledo. Listed on page 117 in 1996, in the Property Registry and on page the abovementioned companies. 9550, in the Shareholders’ Book of the Santiago Mining Registrar. New uses of copper and molybdenum Partners: Codelco 99.97% and CM Picacho 0.03%. Activities were completed and the relevant option contracts were terminated: Sociedad Minera El Águila Limitada was at Los Lobos deposit, Minera MMX de Chile S.A. at Subscribed and paid-Up capital Research & technology companies Desierto deposit, Rio Tinto Mining and Exploration Lim-ited/Agency in Chile at Pasaca US$ 17,655,000. deposit, Minera Aurex at the Catiña deposit, Chinalco Yunnan Copper Chile at Sulphate deposit and Antofagasta Minerals S.A. at Sierra Jardín deposit. Trading companies Company purpose Geological and other types of exploration to discover and survey ore bodies in Chile Contracts with Codelco or in another country. Port companies Framework contract, in force since 2014, for exploration.

Directors Health and pensions companies Roberto Fréraut Contreras, Chairman (*) Cristian Quinzio Santelices (*) Compañía Minera Picacho Jaime Rivera Machado (*) As of December 31, 2015

General Manager: Jorge Skarmeta Magri (*) Legal status

Ownership interest and changes during the reporting period RUT: 78.712.170-5 Codelco directly and indirectly holds 100% ownership interest. Trade Name: Compañía Minera Picacho SCM. There were no changes during the reporting period. Contract Mining Company. Incorporation Date: September 26, 1994. Notary’s Office: Andrés Rubio Flores, under Company Registration No. 6552/94. Partners: Codelco 99.99% and Sociedad de Inversiones Copperfield Ltda. 0.01%.

*Directores o ejecutivos de Codelco.

121 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Subscribed and paid-Up capital Exploraciones Mineras Andinas S.A. Mining US$ 1,213,000. As of December 31, 2015

Investment companies Company purpose Legal status Originally incorporated in 1994 by Codelco and Sociedad Minera Mount ISA Chile S.A., to conduct geological exploration on property owned by Codelco and Mount RUT: 99.569.520-0 Electricity companies ISA. In 1997, Codelco bought Mount ISA’s interest and expanded the company’s Trade Name: Exploraciones Mineras Andinas S.A. business purpose in order to apply for water exploration permits and obtain water Public Limited Company. Processing plants use rights, which has recently become its main business activity. Incorporation date: July 29, 2004. Partners: Codelco 99.99% and Sociedad de Inversiones Copperfield Ltda. 0.1%. Directors New uses of copper and molybdenum Subscribed and paid-Up capital Hernán Sepulveda Astorga, Chairman (*) Mariela López (*) US$ 236,000. Research & technology companies Francisco Danitz (*) Company purpose

Provide planning, management and implementation services for mining exploration General Manager: Álvaro Puig Godoy (*) Trading companies and water exploration projects, that involve providing services in: drilling, chemical Ownership interest and changes during the reporting period analysis, sampling, lab analysis, geological and geophysical mapping, physical property Port companies Codelco directly and indirectly holds 100% ownership interest. There were no changes measurement, material characterization, support and other services required to during the reporting period. implement such projects; consulting services in geology, geophysics, geostatistics, Business relationship with Codelco geotechnical, geochemical, geometallurgy, hydrology; improvement and staff training Health and pensions companies Not applicable in areas related to mining exploration; seminars, workshops, courses and publications.

Contracts with Codelco Directors

Not applicable Patricio Zúñiga Rojas (*) Francisco Fernández (*) Vacant (*)

General Manager: Guillermo Müller Masser

Ownership interest and changes during the reporting period

Codelco directly and indirectly holds 100% ownership interest. There were no changes during the reporting period.

*Directores o ejecutivos de Codelco.

122 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Business relationship with Codelco services required to implement such projects; likewise provides consulting services in Mining The company provides geological and mineral exploration services geology, geophysics, geostatistics, geotechnical, geochemical, geometallurgy, hydrology.

Contracts with Codelco General Manager: Álvaro Dueñas Iturralde Investment companies A mineral exploration service contract. Since 15 October 2004, the Company has signed several contracts with Codelco to implement and develop Codelco’s exploration Ownership interest and changes during the reporting period Electricity companies projects in Chile and abroad. The contract currently in force is Comprehensive Mining Codelco indirectly holds a 100% ownership interest. Exploration Services for 2016-2018. There were no changes during the reporting period.

Processing plants Contracts with Codelco Not applicable. Maintains currently in force contract with Exploraciones Mineras New uses of copper and molybdenum Exploraciones Mineras Andinas Ecuador, Andinas S.A. Emsaec S.A. As of December 31, 2015 Research & technology companies Inca de Oro S.A. Trading companies Legal status As of December 31, 2015 RUC: 1792431565001 Trade Name: Exploraciones Mineras Andinas Ecuador EMSAEC S.A. Port companies Legal status Public Limited Company. RUT: 76.063.022-5 Incorporation date: December 19, 2012. Trade Name: Inca de Oro S.A. Health and pensions companies Partners: Exploraciones Mineras Andinas S.A. 99% Public Limited Company. and Sociedad de Inversiones Copperfield Ltda. 1%. Incorporation date: June 11, 2009. Notary’s Office: Osvaldo Pereira González. Company Registration No. 7.565.09, page 30101 N1 20730 in the Santiago Real Property Registry. Subscribed and paid-Up capital Partners: Codelco 34% and PanAust 66%. US$ 10,000.

Subscribed and paid-up capital by partners Company purpose US$ 94,646,000. Provide services in mining and related areas. To carry out its purpose, the company Paid but Unsubscribed Capital: carries on its own or third parties: planning, management and implementation services US$ 4.840.000. for mining exploration and water exploration projects, that involve providing services in: drilling, chemical analysis, sampling, lab analysis, geological and geophysical Company purpose mapping, physical property measurement, material characterization, support and other Mineral exploration and ore processing plants. Establish or form part of other

*Directores o ejecutivos de Codelco.

123 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

companies with similar, related or complementary business purposes; or acquire Santiago de Río Grande S.A. Mining or dispose of rights or shares in such companies. Acquire, incorporate and sell any As of December 31, 2015 mining property, deposit, concession or rights in general, movable or immovable property, securities and any kind of financial instruments. Provide any kind of mining Investment companies services in Chile and abroad. Legal status RUT: 96.876.140-4 Electricity companies Directors Trade Name: Santiago de Río Grande S.A. Fred Hess, Chairman Public Limited Company. Francisco Tomic Errázuriz Processing plants Incorporation date: October 2, 1998. Notary’s Office: Gloria Cortez Escaida. José Pesce Rosenthal (*) Partners: Codelco 99.99% and CM Picacho 0.01%. Eduardo Foix Íñiguez (*) New uses of copper and molybdenum Subscribed and paid-Up capital Alternate Directors US$ 24,000. Research & technology companies Paul Scarr Peter Walker Company purpose George Piggott Obtain water rights and mineral exploration. Trading companies Jaime Rivera Machado (*) Diego Brieba Vial (*) Directors Port companies Mariela López Escobar (*) General Manager : Francisco Tomic E. Francisco Danitz Miller (*) Diego Brieba Vial (*) Health and pensions companies Ownership interest and changes during the reporting period It directly holds a 33.98% ownership interest. Ownership interest and changes during the reporting period There were no changes during the reporting period. It directly and indirectly holds 100% ownership interest. There were no changes during the reporting period. Business relationship with Codelco The company did not have any business activities in 2014. Business relationship with Codelco No business relationship. Contracts with Codelco Not applicable Contracts with Codelco During the period under review, there no new contracts with Codelco.

*Directores o ejecutivos de Codelco.

124 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015 Sociedad Contractual Minera El Abra Joseph Kridel As of December 31, 2015 Mining Kathleen Quirk Mario Orellana Legal status José Pesce Rosenthal (*) Investment companies RUT: 96.701.340-4 Octavio Araneda Osés (*) Trade Name: Sociedad Contractual Minera El Abra (SCM El Abra). Electricity companies Contract Mining Company. General Manager: Joseph Kridel Incorporation date: June 28, 1994. Notary’s Office de Santiago, Víctor Manuel Correa Valenzuela. Santiago Registry of Commerce, page 149, No.40, 1994. Shareholders’ Ownership interest and changes during the reporting period Processing plants Register 9054, page 20, 1994. Codelco directly holds a 49% ownership interest. Partners: Codelco 49% and Freeport-McMoran Copper & Gold 51%. There were no changes during the reporting period. New uses of copper and molybdenum Subscribed and paid-Up capital Business relationship with Codelco

Research & technology companies US$ 317,059,000. The main business between the firms is: SCM El Abra sells copper cathodes to Codelco. Additionally, Codelco sells sulphuric acid to SCM El Abra. The amount and price is Company purpose negotiated on a yearly basis. Trading companies Prospect, explore and mine ore deposit known as El Abra, located in the Region II of Antofagasta, including its full extension, adjacent and nearby areas. Extract, process Contracts with Codelco Port companies and treat the mineral ore from that ore body and surrounding areas; transport and The copper sales agreement is covered by a Marketing Agreement, signed on 15 trade products and by-products obtained from processing ore and other mining June 1995, between SCM El Abra and Codelco Services Ltd. This agreement sets activities at the deposit. out the termination date as 1 January 2012, which can automatically be renewed Health and pensions companies on a year-to-year basis. Sulphuric acid sales contracts are until 31 December 2018. Directors Francisco Costabal, Chairman. Harry M. Conger Steve I. Tanner Jaime Rivera Machado (*) Paula Aguirre Tapia (*) Alternate Directors

*Directores o ejecutivos de Codelco.

125 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Sociedad Contractual Minera Purén Mining Business relationship with Codelco As of December 31, 2015 No goods or services were sold or purchased, except for existing contracts between the Company and Codelco. Investment companies Naturaleza jurídica Legal status Contracts with Codelco Electricity companies RUT: 76.028.880-2 No contracts that significantly influenced Codelco’s operations and results. Trade Name: Sociedad Contractual Minera Purén. Incorporation Date: 23 September 2003. Processing plants Partners: Codelco 35% and Mantos de Oro (Kinross) 65%.

New uses of copper and molybdenum Subscribed and paid-Up capital US$ 9,913,000. Company purpose Research & technology companies Explore, survey, prospect, research, develop and operate mining deposits in order to extract, produce and process ores, concentrates and other mineral products. Trading companies Additionally, install and operate ore processing and treatment plants; establish and purchase any type of mining rights; sell, transport, export and market mineral substances and products. Enter into any contract or agreement indirectly or directly Port companies to achieve its business goal.

Health and pensions companies Directors Luis Opazzo M., Chairman Víctor Janer Pérez (*) Diego Enrique Brieba Vial (*) Luis Parra Falcón Ximena Matas Q.

General Manager: Hernán Sanhueza

Ownership interest and changes during the reporting period Codelco directly holds a 35% ownership interest with 350 shares subscribed out of 1,000. There were no changes during the reporting period.

*Directores o ejecutivos de Codelco.

126 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Codelco International Limited Directors Mining José Antonio Álvarez López (*) As of December 31, 2015 Diego Brieba Vial (*) Mariela López Escobar (*) Investment companies companies Legal status RUT: 59.156.920-1 Ownership interest and changes during the reporting period Electricity companies Trade Name: Codelco International Limited. Codelco directly holds a 100% ownership interest. Limited Liability Company (Bermuda). There were no changes during the reporting period. Incorporation date: Bermudas, 2000. Registration No. EC-28890. Processing plants Partners: Codelco 100%. Business relationship with Codelco During the reporting period, Codelco International Limited received dividends from New uses of copper and molybdenum Subscribed and paid-Up capital Copper Partners Investment Company Limited for US$ 147 million. US$ 90,982,000.

Research & technology companies Contracts with Codelco Company purpose Not applicable Manage and control Codelco’s interest in various international projects. Through its Trading companies subsidiary Codelco Technologies Limited it has investments in Ecometales Limited, Jersey-Channel Islands, and its operating agency in Ecometales Limited – Agency in

Port companies Chile, to develop and operate biologically-based technologies to process copper and Codelco Technologies Limited molybdenum materials and concentrates. Codelco International Limited and Codelco As of December 31, 2015 Technologies Limited have incorporated Codelco do Brazil Mineraçao Limitada, in Health and pensions companies Brazil, in order to develop exploration, mining and market development projects. The Legal status firm has a 6% stake in Quadrem International Holdings Limited, a global company Trade Name: Codelco Technologies Limited formed by companies related to mining, to operate in the electronic market to purchase Limited Liability Company (Bermuda). and transfer goods and services. In partnership with the Chinese company Album Incorporation date: Bermudas, 2000. Company Registration No. EC-28891. Enterprises Limited (China Minmetals subsidiary) created in Bermuda (UK), the trading Partners: Codelco International Limited 100%. company Copper Partners Investment Ltd, each holding 50%. Codelco International Limited, in December 2009 acquired the stake Santiago del Río Grande had in Subscribed and paid-in capital by partners Sociedad de Inversiones Copperfield Ltda. and now has the latter’s 0.01% interest. US$ 44,450,000.

Company purpose

Manage and control Codelco’s interest in various international projects. It has investments

*Directores o ejecutivos de Codelco.

127 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

in Ecometales Limited, in Jersey - Channel Island, and its operating agency Ecometales Santiago, 18th. Mining Limited – Agency in Chile, to develop and operate biologically-based technologies Partners: Codelco 0.1% & Sociedad de Inversiones Copperfield Ltda. 99.9%. applied to copper and molybdenum material and concentrate processing. Also in Codelco do Brasil Mineraçao Limitada, in Brazil, to develop exploration, extraction Subscribed and paid-Up capital Investment companies companies and market development projects. US$ 942,000.

Directors Electricity companies Company purpose José Antonio Álvarez López (*) Its purpose is: Diego Brieba Vial (*) a) Analyze, research, invent, create, develop and implement new applications, benefits Processing plants Mariela López Escobar (*) and uses for copper and molybdenum; b) Promote, spread, distribute and market products that are manufactured incorporating Ownership interest and changes during the reporting period New uses of copper and molybdenum new applications, benefits and uses for copper and/or molybdenum; It indirectly holds a 100% ownership interest. c) Represent companies and individuals or entities, national or foreign; and There were no changes during the reporting period. Research & technology companies d) Perform any kind of activity directly or indirectly related to the above and any other activity the partners by common consent specify. All activities that form part of Business relationship with Codelco its company purpose may be performed directly by the company or by a third party. Trading companies No business Relationship during the period. Directors Contracts with Codelco Port companies Víctor Pérez Vallejos, Chairman (*) Not applicable. Rodrigo Toro Ugarte (*) Eduardo Foix Íñiguez (*) Health and pensions companies Alejandro Rivera Stambuk (*) Alan Farcas G. Innovaciones en Cobre S.A. (Incuba) As of December 31, 2015 General Manager: Eduardo Foix Íñiguez (*)

Naturaleza jurídica Ownership interest and changes during the reporting period Legal status It directly and indirectly holds 100% ownership interest. RUT: 76.043.396-9 There were no changes during the reporting period. Trade Name: Innovaciones en Cobre S.A. Public Limited Company. Incorporation Date: Company registration number 20536/2008. Notary’s Office:

*Directores o ejecutivos de Codelco.

128 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Business relationship with Codelco Contracts with Codelco Mining Company related to Codelco to make investments in business and projects regarding No new contracts. new applications of copper and molybdenum.

Investment companies companies Contracts with Codelco Not applicable. Inversiones Gacrux SpA Electricity companies As of December 31, 2015

Legal status Processing plants Inversiones Mineras Los Leones SpA RUT: 76.173.357-5 As of December 31, 2015 Trade Name: Inversiones Gacrux SpA New uses of copper and molybdenum Joint Stock Company. Legal status Incorporation date: October 5, 2011.

Research & technology companies RUT: 76.237.866-3 Partners: Codelco 100%. Trade Name: Inversiones Mineras Los Leones SpA Joint Stock Company. Subscribed and paid-Up capital Trading companies Incorporation Date: August 20, 2012 US$ 167,789,000. Partners: Codelco 100%. Port companies Company purpose Subscribed and paid-Up capital Invest in shares, corporate rights, fund shares and securities in general, directly or US$ 1,000,000. indirectly related to the mining business or activities or have been issued by mining Health and pensions companies companies. Company purpose Exploration of minerals resources in Andina-Los Bronces district. Ownership interest and changes during the reporting period Codelco 100%. There were no changes during the reporting period. Ownership interest and changes during the reporting period Codelco 100%. There were no changes during the reporting period. Business relationship with Codelco Business relationship with Codelco Inversiones Gacrux SpA is a vehicle for Codelco to maintain its investment in Inversiones Inversiones Gacrux SpA is a vehicle for Codelco to maintain its investment in Inversiones Mineras Acrux SpA. Joint Venture between Codelco and Mitsui & Co., Ltd., for the Mineras Acrux SpA. Joint Venture between Codelco and Mitsui & Co., Ltd., for the 29.5% stake in Anglo American Sur S.A. 29.5% stake in Anglo American Sur S.A Contracts with Codelco No new contracts.

*Directores o ejecutivos de Codelco.

129 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Inversiones Mineras Acrux SpA Ricardo Palma Contesse (*) Mining Kensuke Tsuchikawa As of December 31, 2015

General Manager: Victor Janer Pérez Investment companies companies Naturaleza jurídica Legal status Ownership interest and changes during the reporting period RUT: 76.167.903-1 Electricity companies It indirectly holds a 67.80% ownership interest. Trade Name: Inversiones Mineras Acrux SpA. There were no changes during the reporting period. Joint Stock Company. Processing plants Incorporation Date: September 16, 2011. Business relationship with Codelco Partners: Inversiones Gacrux SpA 67.8% and Inversiones CLC Gama Limitada 32.2%. Inversiones Mineras Acrux SpA is a Joint Venture between Codelco and Mitsui & Co. New uses of copper and molybdenum Ltd., for the 29.5% stake in Anglo American Sur S.A. Subscribed and paid-in capital by partners US$ 2,968,000. Research & technology companies Contracts with Codelco No new contracts. Company purpose

Trading companies Invest in tangible, intangible, movable and immovable property, shares and corporate rights, fund shares, bonds, negotiable instruments, and other securities, both in Chile and abroad, directly or indirectly related to mining business or activities or have been Inversiones Mineras Becrux SpA Port companies issued by mining companies; manage, transfer, use and receive benefits; and undertake As of December 31, 2015 or grant other agreements or contracts to attain the above goals.

Health and pensions companies Legal status Directors RUT: 76.173.783-k José Pesce Rosenthal (*) Trade Name: Inversiones Mineras Becrux SpA. Alejandro Rivera Stambuk (*) Joint Stock Company. Cristian Quinzio Santelices (*) Incorporation date: October 6, 2011. Álvaro Aliaga Jobet (*) Partners: Inversiones Mineras Acrux SpA 100%. Yukio Takebe

Subscribed and paid-in capital by partners Alternate Directors US$ 2,968,000. Jaime Rivera Machado (*) Víctor Janer Pérez (*) Company purpose Manuel Díaz Moles (*) Its company purpose is to hold shares issued by Anglo American Sur S.A. or its successor

*Directores o ejecutivos de Codelco.

130 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

companies, for which it may exercise the rights and comply with obligations derived Company purpose Mining from such shares, and may undertake or grant any agreement or contract to attain Mineral exploration and operation of processing plants; purchase, build and operate the above goal. mining property, deposits and rights; and participate in any kind of company, taking up, directly or indirectly, rights and ownership interest. Investment companies companies Ownership interest and changes during the reporting period Codelco indirectly holds a 67.80% ownership interest. Representatives of partners Electricity companies There were no changes during the reporting period. Cristian Quinzio Santelices, Chairman (*) Víctor Janer Pérez (*) Business relationship with Codelco José Antonio Álvarez López (*) Processing plants Inversiones Mineras Becrux Limitada is an investment vehicle for the assets acquired by Inversiones Mineras Acrux SpA (Joint Venture between Codelco and Mitsui&Co., Gerente general: Víctor Janer Pérez New uses of copper and molybdenum Ltd., for the 29.5% stake in Anglo American Sur S.A.). Ownership interest and changes during the reporting period

Research & technology companies Contracts with Codelco It directly and indirectly holds 100% ownership interest. No new contracts. There were no changes during the reporting period.

Trading companies Business relationship with Codelco No current business relationship. Port companies Sociedad de Inversiones Copperfield Limitada As of December 31, 2015 Contracts with Codelco No contracts. Health and pensions companies Legal status Rut: 77.773.260-9 Trade Name: Sociedad de Inversiones Copperfield Limitada. Limited Liability Company. Incorporation Date: by public document on 12 December 2001. Notary’s Office: Álvaro Bianchi Rosas. Listed in the Register of Commerce, page 32430 No. 26478, on December 14, 2001. Partners: Codelco 99.99% and Codelco International Limited 0.01%.

Subscribed and paid-Up capital US$ 9,280,000.

*Directores o ejecutivos de Codelco.

131 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Central Eléctrica Luz Minera SpA Energía Minera S.A. Mining As of December 31, 2015 As of December 31, 2015

Investment companies Legal status Legal status

RUT: 76.255.061-k RUT: 76.883.610-8 Trade Name: Central Eléctrica Luz Minera SpA Joint Stock Company. Electricity companies companies Trade Name: Energía Minera S.A.Public Limited Company Incorporation Date: December 3, 2012. Incorporation Date: June 15, 2008. Notary’s Office: Osvaldo Pereira González. Partners: US$ 1,000 Santiago Registry of Commerce, page 25340 No. 18444, under No. 19324, 2008. Processing plants Partners: Codelco 99.99% and Sociedad de Inversiones Copperfield Ltda. 0.01%. Subscribed and paid-Up capital US$ 1,000 Subscribed and paid-Up capital New uses of copper and molybdenum US$ 25,002,000. Company purpose Research & technology companies Generate, transport, distribute, supply, purchase and sell electricity and provide any Company purpose

kind of energy services. Develop, directly or through a third-party, individually or jointly, within Chilean territory Trading companies or abroad, the following activities: generate, supply, purchase and sell electricity; Directors provide all kinds of energy services; obtain, transfer, purchase, rent, tax or operate in Francisco Danitz Miller (*) whatever way the relevant concessions and markets pursuant to the General Electric Port companies María Esperanza Letelier Urcelay (*) Services Law and other regulations that regulate energy services; request permits, authorizations and franchises to preserve, promote or develop the company’s business; General Manager: Francisco Danitz Miller (*) Health and pensions companies purchase, sell, import, export, manufacture, produce, market, and distribute all kinds of goods or inputs, that are related to any kind of energy. Ownership interest and changes during the reporting period Codelco directly holds a 100% ownership interest. Directors

There were no changes during the reporting period. Francisco Danitz Miller (*) María Esperanza Letelier Urcelay (*) Business relationship with Codelco Not applicable General Manager: Francisco Danitz Miller (*)

Contracts with Codelco Not applicable.

*Directores o ejecutivos de Codelco.

132 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Ownership interest and changes during the reporting period Directors Mining It directly and indirectly holds 100% ownership interest. There were no changes Pierre Devillers, Chairman during the reporting period. Dante Dell’ Elce Investment companies Patrick Obyn Business relationship with Codelco Jean-Louis Pairon No business Relationship. Francisco Danitz Miller (*) Electricity companies companies Ingrid Antonijevic Contracts with Codelco Luis Valenzuela Processing plants Not applicable Alternate Directors Philip De Cnudde New uses of copper and molybdenum Diego Stabile GNL Mejillones S.A. Erick Christiaen Research & technology companies As of December 31, 2015 Felipe Cabezas Esperanza Letelier (*) Legal status Alejandro Rivera (*) Trading companies RUT: 76.775.710-7 José Antonio Álvarez López (*) Trade Name: Sociedad GNL Mejillones S.A. Public Limited Company General Manager: Jean-Michel Cabanes Port companies Incorporation Date: January 31, 2007. Notary’s Office: Osvaldo Pereira González. Santiago Registry of Commerce, page Ownership interest and changes during the reporting period 6,625 No. 4.909, in 2007. Health and pensions companies Partners: Codelco 37% and Suez Energy 63%. Codelco directly holds a 37% ownership interest. There were no changes during the reporting period. Subscribed and paid-Up capital Business relationship with Codelco US$ 37,000,000. Sociedad GNL Mejillones S.A. supplies regasified liquefied natural gas to Codelco Chile. Company purpose Contracts with Codelco Production, storage, marketing, transport and distribution of all types of fuel; and the acquisition, construction, maintenance and operation of facilities and infrastructure Sociedad GNL Mejillones S.A. has a contract with Codelco known as Terminal Use and other construction work required, by the company or a third-party partnership, Agreement signed on April 5, 2013. to transport, receive, process and store them. Contracts with Codelco subsidiary Complejo Portuario Mejillones S.A., refers to land lease where the facilities of Sociedad GNL Mejillones S.A. are located.

*Directores o ejecutivos de Codelco.

133 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Planta Recuperadora de Metales SpA (PRM) Ownership interest and changes during the reporting period Mining Codelco directly holds a 34% ownership interest. As of December 31, 2015 There were changes during this period; Codelco reduced its ownership interest from 51% to 34%. Investment companies Naturaleza jurídica Legal status Business relationship with Codelco Rut: 76.255.054-7 Electricity companies Not applicable Trade Name: Planta Recuperadora de Metales SpA. Joint Stock Company. Contracts with Codelco Processing plants plants Incorporation Date: December 3, 2012. Not applicable. Partners: Codelco 51% and LS Nikko 49%.

New uses of copper and molybdenum Subscribed and paid-Up capital US$ 4,780,000. Research & technology companies MOLYB LTDA. As of December 31, 2015 Company purpose

Trading companies Process intermediate products obtained from copper and other metal processing Legal status and refining, to recover copper, other metals and byproducts contained, transforming them into commercial products; marketing and distributing any kind of goods and RUT: 76.148.338-2 Port companies supplies related to this process. Trade Name: Sociedad de Procesamiento de Molibdeno Limitada. Limited Liability Company. Health and pensions companies Directors Seung Jae Chyun, Chairman Incorporation Date: May 19, 2011. Han Young Cho Partners: Codelco 99.9% e Inversiones Copperfield Ltda. 0.1%. Sang Wook Suh Capital issued by Codelco (according to financial statements Dec. 2015) Fernando Eimbcke Reccius (*) Eduardo Foix Íñiguez (*) US$ 79,086,000.

Company Purpose: Alternate Directors Diego Brieba Vial (*) Processing, directly or by third parties, molybdenum concentrate or other elements Ignacio Bettancourt Mujica (*) containing molybdenum and/or by-products obtained through the same process, in order to produce commercial products and recover any by-products contained. General Manager: Han Young Cho

*Directores o ejecutivos de Codelco.

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Directors Mining Rodrigo Toro Ugarte, Chairman (*) Octavio Araneda Osés (*) Investment companies Iván Valenzuela Rabí

Alternate Directors Electricity companies Fernando Eimbcke Reccius (*) Jaime Rivera Machado (*) Processing plants plants Eduardo Foix Íñiguez (*)

General Manager: Gabriel Gutiérrez Clavería New uses of copper and molybdenum Ownership interest and changes during the reporting period:

Research & technology companies Codelco directly and indirectly holds 100% ownership interest. There were no changes during the reporting period.

Trading companies Business relationship with Codelco Subsidiary processes molybdenum concentrate from Codelco Divisions. Port companies Contracts with Codelco

Service contract for molybdenum concentrate conversion. Health and pensions companies Service contract with Projects Vice-Presidency. Commercial current account contract. IT service contract.

*Directores o ejecutivos de Codelco.

135 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Comotech S.A. (en liquidación) Ownership interest and changes during the reporting period Mining As of December 31, 2015 Codelco indirectly holds a 48.19% ownership interest. There were no changes during the reporting period. Investment companies Legal status Business relationship with Codelco Rut: 96.801.450-1 CoMoTech S.A does not have any business relationship with Codelco. Electricity companies Trade Name: COMOTECH S.A. Public Limited Company. Contracts with Codelco Incorporation Date: Company registration number 12.688-07. Notary’s Office: Iván Processing plants Not applicable. Torrealba A. Partners: Incuba S.A. 48.2%, Molymet S.A. 48.2%, Universidad de Chile 3.6%.

New usesuses of of copper copper and and molybdenum molybdenum Company purpose Copper for Energy S.A. (C4E) (en liquidación) Develop activities and research to increase molybdenum demand through new and Research & technology companies As of December 31, 2015 enhanced applications, uses and/or markets, for which the company may, in general, implement any kind of action or contract, which includes forming and taking part Legal status Trading companies in other companies or entities, directly or indirectly related to achieving its company Rut: 76.133.034-9 purpose or to managing, investing and disposing of its. Trade Name: Copper for Energy S.A. Port companies Directors Closely Held Company. Date of Commencement: September 22, 2010. Víctor Pérez Vallejos, Chairman (*) Partners: INCuBA S.A. 41.3%, International Copper Association Ltda. 46%, Fundación Health and pensions companies Manuel Guzmán M. Chile 10.4% and Universidad de Chile 2.3%. Carlos Palacio M.

Company purpose Alternate Directors Implement project: “Business Consortium to develop and market new copper products Daniela Blanco (*) and applications to use energy more efficiently and/or generate and use renewable Jorge Gacitúa B. energy, that are more copper intensive and aim to meet current market needs.” Juan Ruiz S.

General Manager: David Villaseca

*Directores o ejecutivos de Codelco.

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Directors Notary’s Office: Nancy de la Fuente. Deed number where Mining articles of association are amended: 11,018. Víctor Pérez Vallejos, Chairman (*) Date of Commencement: July 17, 2008. Miguel Riquelme Partners: Innovaciones en Cobre S.A. 91.32%; Rodrigo Sánchez Raccaro 5.03%; Investment companies Daniel de la Vega Sitecna S.A. 1.44%; Asesorías e Inversiones El Refugio S.A. 2.21%. Pablo Pastene Carlos Palacio Electricity companies Company purpose Alternate Directors Its purpose is: a) Transfer, adapt, research, investigate and develop farming technologies and auxiliary Processing plants Daniela Blanco (*) services, based on copper and copper alloys for aquaculture and other related fields. Marco Sepúlveda b) Produce and market any kind of product and/or services resulting from the above Hal Stillman New usesuses of of copper copper and and molybdenum molybdenum activities. José Andrés Pesce c) Perform any activity and enter into contracts and agreements that directly and Helmuth Thiemer W. Research & technology companies indirectly attain its purpose. Ownership interest and changes during the reporting period Directors Codelco indirectly holds a 41.3% ownership interest. There were no changes during Trading companies Víctor Pérez Vallejos (*), Chairman the reporting period. Eduardo Foix Iñiguez (*) Port companies Business relationship with Codelco Dirk Wendel Heym (*) Diego Brieba Vial (*) Copper for Energy has no business relationship with Codelco. Jürgen Leibbrandt Health and pensions companies Alan Farcas Guendelman

EcoSea Farming S.A. Alternate Directors As of December 31, 2015 Bárbara Vera Arroyo (*) Daniela Blanco (*) Legal status Mario Campos Palma (*) Rut: 76.024.442.2 Nicolás Puelma Ossul (*) Trade Name: EcoSea Farming S.A. Pablo Caglevic Closely Held Company. Ignacio Bettancourt Mujica (*) Incorporation Date: Company Registration Number 8881. General Manager: Rodrigo Sánchez Raccaro

*Directores o ejecutivos de Codelco.

137 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Ownership interest and changes during the reporting period Mining Codelco indirectly holds a 91.32% ownership interest. There were no changes. Business relationship with Codelco Investment companies EcoSea Farming S.A. does not have any business relationship with Codelco.

Electricity companies Contracts with Codelco EcoSea Farming S.A. does not have any contract with Codelco.

Processing plants

New usesuses of of copper copper and and molybdenum molybdenum

Research & technology companies

Trading companies

Port companies

Health and pensions companies

Mantención jaulas de cobre de EcoSea.

*Directores o ejecutivos de Codelco.

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Biosigma S.A. Alternate Directors Mining As of December 31, 2015 Paula Aguirre Tapia (*) Paula Gómez (*) Investment companies Legal status Diego Brieba Vial (*) Víctor Pérez Vallejos (*) Rut: 96.991.180-9 Akira Miura Electricity companies Trade Name: Biosigma S.A. Akira Inocawa Closely Held Company. Incorporation Date: May 31, 2002. Notary’s Office Nancy de La Fuente Hernández. Processing plants General Manager: Pilar Parada Valdecantos Santiago Registry of Commerce, Real Property Registrar, page 14.849 No. 12,239 in 2002, rectified on page 17,663 No. 14,532. Ownership interest and changes during the reporting period New uses of copper and molybdenum Partners: Codelco 66.7% and Nippon Mining and Metals 33.3%. It directly holds a 66.7% ownership interest. Subscribed and paid-Up capital There were no changes during the reporting period. Research & & technology technology companies companies US$ 32,881,000. Contracts with Codelco

Framework Contract No.46000009317, dated January 24, 2011, to develop BioSigma Trading companies Company purpose Bioleaching Technology Application Projects, for mineral resources at Codelco Divisions Its purposes is to be known for developing, adapting and implementing comprehensive by applying expert services through Lab Research, Pilot Plants, Industrial Trials and biotechnological solutions, based on sustainable technologies, adding value to mining Port companies Engineering Studies, totaling a maximum amount of CLP $5,933,280,000 + VAT. operations and generating profits for its Shareholders. Its current activities are: validation of the technologies developed for biomass Health and pensions companies production and copper sulphide bioleaching, at an industrial scale at Radomiro Tomic Division and look for new business opportunities with its partners and third parties. EcoMetales Limited As of December 31, 2015 Directors

Jaime Rivera M. (*) Legal status Iván Valenzuela Rabí (*) Rut:59.087.530-9 Jorge Yutronic F. (*) Trade Name: Ecometales Limited. Yuta Kusama Limited Liability Company. Operates in Chile as an Agency. Shigeru Oi Incorporation Date: August 22, 2000. Registration no. 78014, Jersey-Channel Islands (UK). Notary’s Office: Geoffrey St. Clair Cornwall. Date of Commencement: 2001.

*Directores o ejecutivos de Codelco.

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Partners: Business relationship with Codelco Mining Codelco Technologies Limited 100%. Service contract to recover copper contained in the copper concentrate smelter dust, dated March 31, 2007, amendment No. 6 dated August 5, 2015. Subscribed and paid-in capital by partners Investment companies US$ 187,967,000. Convention for interdivisional transfer of smelter dust (PEPA) dated June 1, 2008. Service contract for the abatement and disposal of arsenic and antimony, on January Electricity companies Company purpose 10, 2011 amendment No.2, on August 5, 2015. Its company purpose is to develop the following activities related to mining residue treatment: Service contract for study and assessment for the construction of hazardous industrial Processing plants • Develop technological innovations for smelter dust treatment and other smelter waste deposit for DET dated March 7, 2012 and its amendment dated June 6, 2012. and refinery effluents. New uses of copper and molybdenum • Provide mining project management and operation services that require the use Service providing contract for Environmental impact study EIA and community relations of technologies for smelter dust treatment and other smelter and refinery effluents. plan for Industrial Hazardous Waste Deposit Project (DRIS-P) for DET dated July 13, 2012.

Research & & technology technology companies companies • Operate mining industrial processing plants that require the use of technologies for smelter dust treatment and other smelter and refinery effluents. Service providing contract for detail engineering and support environmental processing • Market, in Chile and abroad, mining products processed and manufactured at the for Improvement in the generation, transportation and disposal of arsenic waste Project Trading companies plants operated by the company. in DET, dated April 1, 2014 and its amendment No. 2 dated December 23, 2015. Collaboration Agreement for IT Control & Automatization Services (TICA Services) Port companies Directors dated February 6, 2013. José Pesce Rosenthal, Chairman (*) Hernán Sepúlveda Astorga (*) Contracts with Codelco Health and pensions companies Octavio Araneda Oses (*) In 2015, the following contract is signed: Carlos Caballero Deramond (*) Purchase contract of energy surplus dated November 20, 2015.

General Manager: Iván Valenzuela Rabí

Ownership interest and changes during the reporting period It indirectly holds a 100% ownership interest. There were no changes.

*Directores o ejecutivos de Codelco.

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Instituto de Innovación en Minería Business relationship with Codelco Mining y Metalurgia S.A. (IM2) The business relationship between IM2 and Codelco started in 1998. At present, As of December 31, 2015 contract No. 4600011966 is in force from January 1, 2013 for a three-year (03) period; it Investment companies establishes a general framework of activities, whereby IM2 provides services to prepare Legal status and implement research and technological innovation programmes and projects.

RUT: 96.854.500-0 Electricity companies Contracts with Codelco Trade Name: Instituto de Innovación en Minería y Metalurgia S.A. • Technological research and innovation contract. Customer. Closely Held Company. Processing plants • Codelco–IM2 Collaboration Agreement for telecommunications and IT services Incorporation Date: September 24, 1998. Company Registration No.17.346-12. provided by GTIC. Supplier. Notary’s Office: Osvaldo Pereira González, Santiago.

New uses of copper and molybdenum Partners: Codelco 99.93% and Sociedad de Inversiones Copperfield Limitada 0.07%

Subscribed and paid-Up capital Research & & technology technology companies companies Kairos Mining S.A. US$ 3,296,000. As of December 31, 2015

Trading companies Company purpose Legal status Its company purpose is to develop technological, mining and metallurgical innovations. RUT: 76.781.030-k Trade Name: Kairos Mining S.A. Port companies Directors Closely Held Company. Paula Aguirre Tapia (*) Incorporation Date: December 12, 2006. Notary’s Office: Eduardo Avello Concha. Jorge Yutronic F. (*) Health and pensions companies Registry of Commerce, page 363, No. 295, in 2008 and was published in the Official Jaime Rivera M. (*) Journal No. 38,671, dated January 24, 2008. Partners: Codelco 5% and Honeywell Chile S.A. 95%. General Manager: Pablo Letelier Parga

Subscribed and paid-Up capital Ownership interest and changes US$ 5,000. during the reporting period

It directly and indirectly holds 100% ownership interest. Company purpose There were no changes. It provides automation and control services for industrial and mining activities, and it also provides technology and software licences.

*Directores o ejecutivos de Codelco.

141 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Directors Business relationship with Codelco Mining Claudio Zamora Larreboure, Chairman Codelco sales agent. Through its subsidiary Codelco Services Ltd. , trades copper and Tina Pierce molybdenum to comply Codelco Chile contracts. In addition, carries out hedging for John Lewis Investment companies Codelco Chile and its subsidiary Codelco Kupferhandel GmbH.

General Manager: Fernando Lorca Arancibia Contracts with Codelco Electricity companies Copper and molybdenum sales agency contract. Ownership interest and changes during the reporting period Processing plants Codelco directly holds a 5% ownership interest. There were no changes. CK Metall Agentur GmbH New uses of copper and molybdenum As of December 31, 2015 Business relationship with Codelco

Research & & technology technology companies companies Kairos Mining S.A. and Codelco Chile currently have a long-term service framework Naturaleza jurídica agreement in force. Legal status Trade Name: CK Metall Agentur GmbH. Trading companies Contracts with Codelco Limited Liability Company (Germany) Framework Service Agreement to develop an automation program at Codelco’s Incorporation Date: Germany, July 7, 1992. Port companies concentrator plants, 5-year term (from April 3, 2007), extendable for equal and Partners: Codelco Kupferhandel GmbH 100%. successive 5-year periods. General Manager: Health and pensions companies On September 10, 2010, Amendment No. 1 to the Service Framework Agreement Heribert Heitling was signed, expressly incorporating the concentrator plants at Salvador and Ministro Hales Divisions, within the scope of the program-initiative. Ownership interest and changes during the reporting period On April 1, 2012, Amendment No. 2 to the Service Framework Agreement was signed, It indirectly holds a 100% ownership interest. extended for a further 5-year period, until April 3, 2017. There were no changes during the reporting period.

On April 1, 2015, Service Framework Agreement KMDS-01 was signed with Salvador Business relationship with Codelco Division, valid for 18 months from the date of signing the contract. A Codelco Chile trade agent in North European countries (sells Codelco Chile copper products in Germany, Austria, the Netherlands and Denmark). Codelco Chile sales On October 28, 2015, service framework contract 4600014418 was signed, valid agent for molybdenum and other by-products in Germany, Austria, the Netherlands, for 24 months from the date of the early start letter.

*Directores o ejecutivos de Codelco.

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Czech Republic, Slovakia and Poland. It coordinates logistics and supports customer Chile Copper Limited Mining shipping and delivery operations. As of December 31, 2015

Contracts with Codelco Investment companies Legal status Cathode contract. Trade Name: Chile Copper Limited. Electricity companies Limited Liability Company (UK). Incorporation Date: England, March 29, 1971. Partners: Codelco 100%. Processing plants Codelco Group (U.S.A) INC. As of December 31, 2015 Subscribed and paid-Up capital

New uses of copper and molybdenum US$ 1,4739 Legal status

Company purpose Trade Name: Codelco Group (USA) Inc. Research & technology companies Public Limited Company (USA). Codelco Chile sales agent and representative for copper and molybdenum Incorporation Date: Delaware, December 18, 1992, pursuant to section 108(c) under products in European (except Germany) and Middle East markets. the General Corporation Law. Trading companies companies It holds an 80% interest in subsidiary Codelco Services Ltd., the other 20% Partners: Codelco 100%. is held by Codelco Kupferhandel GmbH.

Port companies Subscribed and paid-Up capital Directors US$ 1,706,069 Rodrigo Toro Ugarte, Chairman (*) Health and pensions companies Cristian Quinzio (*) Company purpose Raúl de la Piedra Ramírez (*) Any action or activity permitted under the General Corporation Law. As at December Víctor Pérez Vallejos (*) 31, 2015, there are two subsidiaries under this company: Codelco USA Inc.; its objective is to act as sales agent and representative of Codelco Chile for copper products and General Manager: Gonzalo Cuadra by-products in NAFTA markets; and and Codelco Metals Inc. its objective is to trade Ownership interest and changes during the reporting period copper and by-products internally in NAFTA markets applying relevant logistics and conversion procedures, ammong others. Codelco directly holds a 100% ownership interest. There were no changes. Directors

Rodrigo Toro Ugarte, Chairman (*) Cristian Quinzio Santelices (*) Raúl de la Piedra Ramírez (*) Víctor Pérez Vallejos (*) *Directores o ejecutivos de Codelco.

143 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

General Manager: George Howard (*) in metal manufacturing industries, particularly copper; and carrying out research on Mining obtaining and manufacturing metals. Ownership interest and changes during the reporting period

Codelco directly holds a 100% ownership interest. It has 40% in the wire rod production plant Deutsche Giessdraht GmbH, in the latter Investment companies There were no changes. it manages the cathode supply and markets the wire rod produced.

Electricity companies Business relationship with Codelco Directors Business relations with Codelco are established through Codelco Group (USA) Inc. Rodrigo Toro Ugarte, Chairman (*) Víctor Pérez Vallejos (*) Processing plants subsidiaries; Codelco (USA) Inc. and Codelco Metals Inc., the first as Codelco sales agent and the other as a copper and molybdenum trading com-pany. Fernando Eimbcke Reccius (*) Diego Brieba Vial (*) New uses of copper and molybdenum Contracts with Codelco Through its subsidiaries; agency contracts and copper and molybdenum purchase General Manager: Heribert Heitling

Research & technology companies contracts. Ownership interest and changes during the reporting period Codelco directly holds a 100% ownership interest. Trading companies companies There were no changes. Codelco Kupferhandel GmbH As of December 31, 2015 Port companies Business relationship with Codelco A Codelco Chile trade agent in North European countries (sells Codelco Chile copper Legal status products in Germany, Austria, the Netherlands and Denmark). Codelco Chile sales Health and pensions companies Trade Name: Codelco Kupferhandel GmbH. agent for molybdenum and other by-products in Germany, Austria, the Netherlands, Limited Liability Company (Germany). Czech Republic, Slovakia and Poland. It coordinates logistics and supports customer Incorporation Date: Hamburg, March 27, 1981. shipping and delivery operations. Partners: Codelco 100%. Through its UK subsidiary, Codelco Services Ltd., it carries out hedging operations and other transactions for Codelco. Subscribed and paid-Up capital US$ 3,299,000. Contracts with Codelco Cathode contract. Company purpose Import, export, trade and transform all types of metal, especially copper; and trade equipment for the copper production industry. Acquire and manage ownership interest

*Directores o ejecutivos de Codelco.

144 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Codelco Metals INC. Codelco Services Limited Mining As of December 31, 2015 As of December 31, 2015

Investment companies Naturaleza jurídica Naturaleza jurídica Legal status Legal status Trade Name: Codelco Metals Inc. Public Limited Company (USA). Electricity companies Trade Name: Codelco Services Limited. Incorporation date: Delaware, December 18, 1992. Limited Liability Company (UK). Partners: Codelco Group (USA) Inc. 100%. Incorporation Date: England, August 16, 1988. Processing plants Partners: Chile Copper Ltd. 80% and Codelco Kupferhandel GmbH 20%. Directors Rodrigo Toro Ugarte, Chairman (*) Subscribed and paid-in capital by partners New uses of copper and molybdenum Cristian Quinzio Santelices (*) US$ 778,000. Raúl de la Piedra Ramírez (*) Research & technology companies Víctor Pérez Vallejos (*) Company purpose

Its company purpose is very extensive, but its main focus is on manufacturing, storage Trading companies companies General Manager: George Howard (*) and trading products and it also provides services to third parties. Its normal business is limited to trading copper and molybdenum products and copper futures trade, in Ownership interest and changes during the reporting period order to provide services to Codelco Chile and Codelco Kupferhandel GmbH, and Port companies It indirectly holds a 100% ownership interest. other companies in the Codelco group that the parent company deems appropriate. There were no changes. Directors Health and pensions companies Business relationship with Codelco Rodrigo Toro Ugarte, Chairman (*) It is a copper and molybdenum trading company for Codelco, complements Codelco Raúl de la Piedra Ramírez (*) Chile trade to whom it buys and then sell to customers in USA that require on-site Cristian Quinzio Santelices (*) deliveries. Víctor Pérez Vallejos (*) Gonzalo Cuadra (*) Contracts with Codelco Copper and molybdenum purchase contracts. General Manager: Gonzalo Cuadra

*Directores o ejecutivos de Codelco.

145 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Ownership interest and changes during the reporting period Fernando Marchant Barría (*) Mining It indirectly holds a 100% ownership interest. Cristian Quinzio Santelices (*) There were no changes. General Manager: Helmut Arbert Investment companies Business relationship with Codelco Ownership interest and changes during the reporting period Codelco Services Limited trades copper and molybdenum to meet Codelco Chile Electricity companies contracts; it also provides hedging services for Codelco Chile and its subsidiary Codelco directly holds a 100% ownership interest. Codelco Kupferhandel GmbH. There were no changes. Processing plants

New uses of copper and molybdenum Codelco Shanghai Co. LTD. Codelco USA INC. As of December 31, 2015 As of December 31, 2015

Research & technology companies Legal status Legal status Trade Name: Codelco USA Inc. Public Limited Company (USA). Trade Name: Codelco Shanghai Company Limited. Trading companies companies Incorporation date: New York, December 4, 1974 Limited Liability Company (China). Partners: Codelco Group (USA) Inc. 100%. Incorporation Date: China, November 2, 2011. Port companies Partners: Codelco 100%. Directors

Subscribed and paid-Up capital Rodrigo Toro Ugarte, Chairman (*) Health and pensions companies Cristian Quinzio Santelices (*) US$ 2,000,000. Raúl de la Piedra Ramírez (*)

Company purpose Víctor Pérez Vallejos (*)

Import and export copper, molybdenum and other metals. General Manager: George Howard (*) Sales agency services to sell copper products and molybdenum. Supply agency services to supply mining materials and products. Ownership interest and changes during the reporting period

Directors It indirectly holds a 100% ownership interest. There were no changes. Rodrigo Toro Ugarte, Chairman (*) Raúl de la Piedra Ramírez (*) Víctor Pérez Vallejos (*)

*Directores o ejecutivos de Codelco.

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Business relationship with Codelco Ownership interest and changes during the reporting period Mining It is a copper and molybdenum sales agent for Codelco, intended to assist Codelco Codelco indirectly holds a 50% ownership interest. Chile in sales for NAFTA. There were no changes during the reporting period.

Investment companies Contracts with Codelco Contracts with Codelco Copper and by-products agency contracts. It has a contract with Codelco Chile until May 2021; where it buys 55,750 tons of Electricity companies copper from Codelco per year.

Processing plants Copper Partners Investment Limited (CUPIC) As of December 31, 2015 Deutsche Giessdraht GmbH New uses of copper and molybdenum As of December 31, 2015 Legal status

Research & technology companies Trade Name: Copper Partners Investment Company Limited. Legal status Limited Liability Company (Bermuda). Trade Name: Deutsche Giessdraht GmbH. Incorporation Date: Bermuda, February 1, 2006. Limited Liability Company (Germany). Trading companies companies Partners: Codelco International Limited 50% and Album Trading Company Limited 50%. Incorporation Date: Germany, April 9, 1975. Partners: Codelco Kupferhandel GmbH 40% and Aurubis AG 60%. Port companies Subscribed and paid-in capital by partners US$ 220,000,000. Company purpose Wire rod production plant. Health and pensions companies Company purpose Develop business transactions between Codelco Chile and China Minmetals Non- Directors Ferrous Metals Co. Ltd. Stefan Boel, Chairman Jens Jacobsen Board Björn Carsten Frenzel Jiao Jian, Chairman Heribert Heitling (*) Jin Xiaoguang Raúl de la Piedra Ramírez (*) Hao Chuanfu Rodrigo Toro Ugarte (*) Alternate Directors Alejandro Rivera (*) Wilhelm Happ (*) Cristian Quinzio Santelices (*) Fernando Eimbcke Reccius (*)

*Directores o ejecutivos de Codelco.

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General Manager: Stefan Schneider Company purpose Mining Purchase, sell, distribute, transport, intermediate and, in general, market, in Chile or Ownership interest and changes during the reporting period abroad, minerals, concentrates, precipitates and copper bars and any metallic and Codelco indirectly holds a 40% ownership interest. non-metallic mineral substance and, in general, any fossil sub-stance, in whatever Investment companies There were no changes. natural form, including any resulting products or by-products and that directly or indirectly come from Anglo American Sur S.A. or its successor companies, and may Electricity companies Business relationship with Codelco participate in other companies or businesses that complement its business purpose Codelco Kupferhandel GmbH (Codelco subsidiary), has direct relations with its wire rod or that provide services. production plant Deutsche Giessdraht GmbH, it provides cathode supply management Processing plants and markets the wire rods produced. Ownership interest and changes during the reporting period Codelco indirectly holds a 67.8% ownership interest. New uses of copper and molybdenum Contracts with Codelco No contracts with Codelco Chile, only through Codelco Kupferhandel GmbH. Contracts with Codelco

Research & technology companies Anode purchase contract in force.

Trading companies companies Inversiones Mineras Nueva Acrux SpA As of December 31, 2015 Port companies Naturaleza jurídica Legal status Health and pensions companies RUT: 76.231.838-5 Trade Name: Inversiones Mineras Nueva Acrux SpA. Joint Stock Company. Incorporation Date: August 16, 2012 Partners: Inversiones Mineras Acrux SpA 100%.

Subscribed and paid-in capital by partners US$ 20,000

*Directores o ejecutivos de Codelco.

148 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Complejo Portuario Mejillones S.A. Esperanza Letelier Urcelay (*) Mining As of December 31, 2015 Eduardo Foix Íñiguez (*)

Investment companies Legal status General Manager: Álvaro Arroyo Albala Rut: 96.819.040-7 Trade Name: Complejo Portuario Mejillones S.A. Ownership interest and changes during the reporting period Electricity companies Closely Held Company. It directly and indirectly holds 100% ownership interest. Incorporation Date: March 18, 1997. Notary’s Office: Hugo Leonardo Pérez Pousa. There were no changes. Processing plants Santiago Registry of Commerce, page 7,188 No. 5.679. Partners: Codelco 99.99% and Sociedad de Inversiones Copperfield Ltda. 0.01%. Business relationship with Codelco Codelco provides IT services to CPM, which are charge to its cost center and are New uses of copper and molybdenum Subscribed and paid-Up capital later invoiced. CPM rents out office space to Codelco in the administration building US$ 32,593,000. at Terminal 1 and rents to Codelco conatiners and support equipment for shipment Research & technology companies of copper concentrates. Company purpose Contracts with Codelco Trading companies Project, build and operate a port in the Mejillones Bay, II Region of Antofagasta. CPM developed the project and awarded the construction and operation of Terminal Guarantee Contract: between Codelco, Complejo Portuario Mejillones S.A. and 1, through a 30-year concession contract to Compañía Portuaria Mejillones S.A., a Compañía Portuaria Mejillones S.A., whereby Codelco guarantees to Compañía Port companiescompanies private consortium originally formed by Grupo Ultramar, Inversiones y Construcciones Portuaria Mejillones S.A. the payment of any and all sums payable by CPM to Compañía Belfi Ltda. and Inversiones Portuarias Norte Grande S.A. Portuaria under the Contract to Build Port Facilities and Provide Port Services at Terminal 1, Mejillones (BOT Contract), entered into by both companies, in the event Health and pensions companies Directors that CPM fails to comply. Contract whereby CPM rents out office space to Codelco Juan Villarzú Rohde at Terminal 1 - administration building, October 2003 (renewed in October 2011). Rodrigo Toro Ugarte (*) During March 2014, CPM and Codelco signed an agreement, whereby it commits to Gloria Hutt Hesse purchase containers and additional equipment for land and sea trasnport of copper Cristian Quinzio Santelices (*) concentrates, to be leased to Codelco for a 10 years period. In May 2015, CPM and Teodoro Wigodski Sirebrenik Codelco signed a contract modification to incorporate additional containers, and parts and spare parts.

Alternate Directors Víctor Pérez Vallejos (*) Carlos Alvarado Hernández (*) Víctor Janer Pérez (*)

*Directores o ejecutivos de Codelco.

149 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Asociación Garantizadora de Pensiones Business relationship with Codelco Mining It does not have any business relationships with Codelco. Al 31 de diciembre de 2014

Contracts with Codelco Investment companies Legal status It does not have any business contracts with Codelco. RUT: 81.767.200-0 Trade Name: Asociación Garantizadora de Pensiones. Electricity companies Healthcare Pension Fund. Incorporation Date: By Decree 1625 on June 18, 1927. Centro de Especialidades Médicas Río Blanco Ltda. Processing plants Partners: Codelco 96.69%, and Sociedad Química, and Minera de Chile S.A. (SQM) As of December 31, 2015 3.31%.

New uses of copper and molybdenum Legal status Subscribed and paid-Up capital RUT: 76.064.682-2 US$ 1,131,000. Research & technology companies Trade Name: Centro de Especialidades Médicas Río Blanco Ltda. Limited Liability Company. Company purpose Incorporation Date: June 30, 2009. Notary’s Office: Nancy de la Fuente Hernández. A private law, non-profit healthcare pension fund. Established to ensure, replacing Trading companies It was published in the Official Journal no. 39,410 on July 13, 2009. Listed on page related companies, payment of pension funds pursuant to Occupational Accident 148 No. 142, in the Los Andes Registry of Commerce of CBR. Law 4,055. Port companies Partners: Codelco 99% and Isapre Río Blanco Ltda. 1%. Directors Subscribed and paid-Up capital José Antonio Álvarez López, Chairman (*) Health and and pensions pensions companies companies US$ 518,000. Jaime Guzmán Echeverría (*) Gonzalo Zamorano Martínez (*) Company purpose Víctor Janer Pérez (*) Implement all kinds of services and provide outpatient medical care. Diego Brieba Vial (*)

Directors General Manager: Elly García Inostroza Leonardo Whittle Ferrer, Chairman Daniel Sierra Parra, (*) Ownership interest and changes during the reporting period Diego Ruidiaz Gómez (*) It directly holds a 96.69% ownership interest. Mauricio Márquez G. There were no changes. Mario Elgueta Gonzalez (*)

*Directores o ejecutivos de Codelco.

150 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

General Manager: Héctor Cáceres Vicencio Company purpose Mining Provide outpatient services based on level of complexity, whatever its responsibility Ownership interest and changes during the reporting period or denomination. It directly and indirectly holds 100% ownership interest. Investment companies There were no changes. Directors

Daniel Sierra Parra, Chairman (*) Electricity companies Business relationship with Codelco Diego Ruidiaz Gómez (*) Provide healthcare, outpatient and emergency services, paramedics, lab tests, Leonardo Whittle Ferrer pharmacology, and radiology, and in general, any medical and nursing assistance to Processing plants Mario Elgueta González (*) Andina Division of Codelco employees, through an agreement with Isapre Rio Blanco. Mauricio Márquez G.

New uses of copper and molybdenum Contracts with Codelco General Manager: Carlos Véliz Heap Provide outpatient medical services to Andina Division employees in the Industrial

Research & technology companies Section through contract No. 4501341900, called Industrial Section Medical Centre Ownership interest and changes during the reporting period Contract. It directly and indirectly holds 100% ownership interest. There were no changes. ** (Contract ends on January 31, 2016) Trading companies Business relationship with Codelco

Provide healthcare, outpatient and emergency services, paramedics, lab tests, Port companies pharmacology, and radiology, and in general, any medical and nursing assistance to Salvador Division employees. Centro de Especialidades Médicas Health and and pensions pensions companies companies San Lorenzo Ltda. Contracts with Codelco As of December 31, 2015 Contract for Provision of Medical Services to Salvador Division Employees under Law 16,744; Contract No. 4501177332 (March 2011). Legal status

RUT: 76.124.156-7 Trade Name: Centro de Especialidades Médicas San Lorenzo Limitada. Limited Liability Company. Incorporation Date: November 2, 2010. Partners: Clínica San Lorenzo Ltda. 99% and San Lorenzo Isapre Ltda. 1%.

*Directores o ejecutivos de Codelco.

151 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Clínica Río Blanco S.A. Provide healthcare, outpatient and emergency services, paramedics, lab tests, Mining pharmacology, and radiology, and in general, any medical and nursing assistance to As of December 31, 2015 Andina Division of Codelco employees, through an agreement with Isapre Rio Blanco.

Investment companies Legal status Contracts with Codelco RUT: 99.573.600-4 Occupational health contract with Occupational Health and Industrial Department: Trade Name: Clínica Río Blanco S.A. Electricity companies Contract No. 4501341804, “Service Provision Contract, Law 16,744.” Closely Held Company. Occupational Health Unit administration and operation contract: Contract No. Incorporation date: December 1, 2004. 4500981031, “Administration Service Contract.” Processing plants Partners: Codelco 99% and Isapre Río Blanco Ltda. 1%. Occupational Medical Service Contract No. 4501341817. Pre-Employment Medical Examination Contract No. 4400007043. Subscribed and paid-Up capital New uses of copper and molybdenum US$ 4,899,000.

Research & technology companies Company purpose Clínica San Lorenzo Ltda. Provide healthcare services, through clinic management; provide outpatient and As of December 31, 2015 Trading companies emergency healthcare services, paramedics; carry out lab tests, pharmacology, analyses, radiology and, in general, any medical and nursing service based on level of complexity. Legal status RUT: 88.497.100-4 Port companies Directors Trade Name: Clínica San Lorenzo Limitada. Leonardo Whittle Ferrer, Chairman Limited Liability Company. Daniel Sierra Parra, (*) Health and and pensions pensions companies companies Incorporation Date: November 24, 1981. Notary’s Office: Ricardo Olivares Pizarro. Diego Ruidiaz Gómez (*) Partners: Codelco 99.99% and Sociedad de Inversiones Copperfield Ltda. 0.1%. Mauricio Márquez G. Mario Elgueta Gonzalez (*) Subscribed and paid-Up capital US$ 19,998,000. General Manager: Héctor Cáceres Vicencio

Company purpose Ownership interest and changes during the reporting period Provide healthcare services, through clinic management; provide outpatient and It directly and indirectly holds 100% ownership interest. There were no changes. emergency healthcare services, paramedics; carry out lab tests, pharmacology, analyses, Business relationship with Codelco radiology and, in general, any medical and nursing service based on level of complexity.

*Directores o ejecutivos de Codelco.

152 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Directors Directors Mining Daniel Sierra Parra, Chairman (*) Marcelo Álvarez Jara (*) Diego Ruidiaz Gómez (*) José Antonio Álvarez López (*) Leonardo Whittle Ferrer Víctor Janer Pérez (*) Investment companies Mario Elgueta González (*) Barbará Vera Arroyo (*) Mauricio Márquez G. Electricity companies General Manager: Jaime del Solar Zorzano General Manager: Carlos Véliz Heap Ownership interest and changes during the reporting period Processing plants Ownership interest and changes during the reporting period It directly holds a 98.3% ownership interest. It directly and indirectly holds 100% ownership interest. There were no changes. There were no changes. New uses of copper and molybdenum Business relationship with Codelco

Research & technology companies Provide healthcare and medical services to all Codelco employees who are members Isapre Chuquicamata Ltda. of this Isapre, their family and any members who are former Codelco employees. As of December 31, 2015 Trading companies Contracts with Codelco Legal status Group Health Plan Agreement (Casa Matriz) (01-01-2006) Port companies RUT: 79.566.720-2 Administration & Payment Agreement (Casa Matriz) (02-01-2006) Trade Name: Institución de Salud Previsional Chuquicamata Ltda. Administration & Payment Agreement (RT) (15-09-2007) Limited Liability Company. Precarious loan contract (16-11-2009). Health and and pensions pensions companies companies Incorporation Date: El Loa, February 4, 1982. Notary’s Office: Claudio Mesina Schulz. Health Benefit Administration Agreement (01-12-2013). Partners: Codelco 98.3% and Fundación de Salud El Teniente 1.7%.

Subscribed and paid-Up capital CL$ 765,000,000. Isapre Río Blanco Limitada As of December 31, 2015 Company purpose Its purpose is to fund the health benefits, provisions, and related or complementary Legal status

activities, pursuant to Law 18,933 and its subsequents amendments. RUT: 89.441.300-K Trade Name: Institución de Salud Previsional Río Blanco Limitada. Limited Liability Company.

*Directores o ejecutivos de Codelco.

153 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Incorporation Date: May 5, 1983. Exempt Resolution No. 001700 May 1983. San Lorenzo Isapre Limitada Mining Partners: Fusat Codelco 99.99% and San Lorenzo Isapre Ltda. 0.01%. As of December 31, 2015

Subscribed and paid-Up capital Investment companies Legal status CL$ 537,000,000. RUT: 76.521.250-2 Electricity companies Company purpose Trade Name: San Lorenzo Institución de Salud Previsional Ltda. Limited Liability Company. Incorporation Date: April 17, 2016. Notary’s Office: Patricio Zaldívar Mackenna. Its purpose is to fund the health benefits, provisions, and related or complementary Exempt Resolution No. 383, May 26, 2006. Processing plants activities, pursuant to Law 18,933 and its subsequents amendments. Partners: Clínica San Lorenzo Ltda. 99% and Isapre Fusat 1%. Directors Subscribed and paid-in capital by partners New uses of copper and molybdenum Marcelo Álvarez Jara (*) CL$ 527,000,000. José Antonio Álvarez López (*) Research & technology companies Víctor Janer Pérez (*) Company purpose Barbará Vera Arroyo (*) Its purpose is to fund the health benefits, provisions, and related or complementary Trading companies activities, pursuant to Law 18,933 and its subsequents amendments. General Manager: Jaime del Solar Zorzano Directors Port companies Ownership interest and changes Marcelo Álvarez Jara (*) during the reporting period José Antonio Álvarez López (*) Codelco directly holds a 100% ownership interest. Health and and pensions pensions companies companies Víctor Janer Pérez (*) There were no changes. Barbará Vera Arroyo (*) Business relationship with Codelco General Manager: Jaime del Solar Zorzano Isapre Río Blanco Ltda. finances health benefits through agreed medical services, to all Codelco employees who are members of this Isapre, their family and any members Ownership interest and changes during the reporting period who are former Codelco employees. Codelco indirectly holds a 99% ownership interest. Contracts with Codelco There were no changes.

Health Benefit Administration Agreement (01-09-2015). Healthcare Provision Agreement (01-09-2015). Subsidy Payment Agreement (01-01-2007).

*Directores o ejecutivos de Codelco.

154 Memoria CODELCO ÍNDICE MEMORIA Subsidiaries & affiliates ANUAL Company network 2015

Business relationship with Codelco Directors Mining Leonardo Whittle Ferrer, Chairman Salvador Division has been required, by collective contracts and/or agreements with Daniel Sierra Parra, (*) its employees, to fund employee and legally recognised family members, healthcare Diego Ruidiaz Gómez (*) Investment companies services when the Work Contract is signed with the Division and complete the payment Mauricio Márquez G. of the legal health contribution to San Lorenzo Isapre Ltda. The Division funds the Mario Elgueta Gonzalez (*) healthcare services not included in the Isapre health plan, but which are included in Electricity companies the collective agreements between the Division and employees. General Manager: Ignacio Muñoz

Processing plants Contracts with Codelco Ownership interest and changes during the reporting period Health Benefit Administration Contract (21.01.2011). It directly and indirectly holds 100% ownership interest. New uses of copper and molybdenum There were no changes. Sociedad Ejecutora Proyecto Hospital Research & technology companies del Cobre Calama S.A. Business relationship with Codelco As of December 31, 2015 Framework Agreement between Codelco-Chile, Implementing entity for Hospital del Cobre-Calama S.A.Project and Las Américas Administradora Fondos de Inversión S.A. Trading companies Legal status It is the regulatory framework governing the relationship between the above parties, RUT: 96.817.780-K for a 20-year period (until March 31, 2021). Port companies Trade Name: Ejecutora Proyecto Hospital del Cobre-Calama S.A. Closely Held Company. Contracts with Codelco Incorporation Date: Santiago, April 11, 1997. • Sublet Hospital del Cobre Dr. Salvador Allende G., until March 2021, as per the Health and and pensions pensions companies companies Partners: Codelco 99.99% and Clínica San Lorenzo Ltda. 0.01%. Framework Agreement. • Accounting and billing services provided to Implementing entity by Codelco, until Subscribed and paid-in capital by partners 31 March 2021. US$ 358,000. • Various contracts started in 2005, related to the same Primary Healthcare Center Expansion Project. (CAP). Company purpose Its purpose is to give and provide healthcare based on the level of complexity. Provide and perform all kinds of healthcare, for which it may establish, maintain and manage clinics and other healthcare installations. Provide any kind of healthcare outpatient services, whatever specialization or denominations, in emergency and paramedic services.

*Directores o ejecutivos de Codelco.

155 Memoria CODELCO ANNUAL REPORT FIliales y coligadas

Planta 2015 Recuperadora Subsidiariesde Metales & affiliates INDEX SpA 34,00%

Inversiones 0,03% SCM Inca de Oro Mineras SCM Agua de la Falda Chairmen’s statement CCM El Abra S.A. Nueva Acrux Purén S.A. SpA Los Andes

49,00% 33,98% 100,00% 35,00% 43,28% 99,70% President & CEO’s review

100,00% 100,00% 0,01% 0,01% Inversiones Anglo American Mineras Acrux Inversiones Cía. Minera Santiago de Río Inversiones Sur S.A. SpA Picacho Grande S.A. Gacrux SpA Mineras Becrux Organisation SpA 67,80% 29,50% 99,99% 99,99%

Corporate profile 0,10% 0,10% 0,10% GNL Central Exploraciones Explor. Mineras Mejillones Elec. Luz Minera Biosigma S.A. Mineras Andinas Molyb Ltda. S.A. SpA. Andinas S.A. Ecuador S.A.

37,00% 100,00% 99,90% 99,90% 99,99% 66,67% Divisions

100,00% 0,01% 1,00% 5,00% 0,07% Copper for Soc. Inversiones Energía Codelco IM2 Energy S.A. Copperfield Minera Kairos Mining Internacional S.A. (C4E) Highlights Ltda. S.A. S.A. Limited 99,99% 99,00% 99,93% 41,30%

Mineral resources & reserves 50,00% 100,00% 90,00% 51,00% 91,30% Codelco Codelco Do Shanghai C.L. Copper Codelco Brasil M Ltda. Cobrex (China) Partners Technologies EcoSea S.A. (Brasil) (Brasil) Investment CL Limited Exploration 100,00% 10,00%

100,00% 100,00% 100,00% 99,90% 48,19% CodelcoMining Research & technology companies Group Codelco Codelco Incuba Investment & projects Ecometales (USA) Metals USA Inc. S.A. CoMoTech S.A. Limited Inc. (USA) (USA) 100,00%Investment companies 0,10% Trading companies Innovation & technology 100,00% 40,00% 0,01% 1,00% Inversiones CK Metal Mineras Hospital del Centro de Esp. Codelco Deutsche Agentur Gmbh Electricity companies Los Leones Cobre Calama PortMédicas companies Kupferhandel Giessdraht (Alemania) SpA. S.A. Río Blanco Ltda. (Alemania) Gmbh (Alemania) Results & market 100,00% 100,00% 99,99% 99,00% Processing plants Health and pensions companies

100,00% 20,00% 0,01% 1,70% 0,01% 1,00% People & sustainability Codelco Complejo Isapre Isapre Clínica Chile Services Portuario Chuquicamata Río Blanco Río Blanco Copper Ltda. (UK) Mejillones S.A. Ltda. Ltda. S.A. New(UK) uses of copper and molybdenum Companies network chart 80,00%80,00% 99,99% 98,30% 99,99% 99,00% RedCompany de empresas network Network

99,70% 0,10% 99,00% 99,00% Asociacion Clínica Centro de Esp. Fusat San Lorenzo Garantizadora San Lorenzo Médicas San (Hospital) Isapre Fusat Isapre Ltda. de Pensiones Financial statements Ltda. Lorenzo Ltda. 99,90% 1,00%1,00% 1,00%1,00% 96,70%

117156 CODELCOMemoria Annual CODELCO Report