Council on Tall Buildings and Urban Habitat

Burj Khalifa 828 m / 2,717 ft Dubai, 2010 World’s Tallest Tallest 20 Buildings in the World as of September 2011

Tall Building Height (CTBUH Criteria Height to Architectural Top): Height is measured from the level1 of the lowest, significant,2 open-air,3 pedestrian4 entrance to the architectural top of the building, including spires, but not including antennae, signage, flagpoles or other functional-technical equipment.5 Height to Architectural Top is the most widely utilized measurement and is employed to define the Council on Tall Buildings and Urban Habitat rankings of the “World’s Tallest Buildings.” For a complete listing of all CTBUH Height Criteria and definitions visit: http://criteria.ctbuh.org.

Taipei 101 Willis Tower 508 m / 1,667 ft 442 m / 1,451 ft , 2004 Chicago, 1974 World Financial Center International Commerce Centre 492 m / 1,614 ft 484 m / 1,588 ft Shanghai, 2008 , 2010 Petronas Tower 1 Petronas Tower 2 Zifeng Tower International Finance Center 452 m / 1,483 ft 452 m / 1,483 ft 450 m / 1,476 ft 439 m / 1,439 ft , 1998 Kuala Lumpur, 1998 Nanjing, 2010 Guangzhou, 2010 Trump International Hotel & Tower Two International Finance Centre Empire State Building 423 m / 1,389 ft 412 m / 1,352 ft 381 m / 1,250 ft Chicago, 2009 Hong Kong, 2003 , 1931 Jin Mao Building CITIC Plaza Shun Hing Square Central Plaza 421 m / 1,380 ft 390 m / 1,280 ft 384 m / 1,260 ft 374 m / 1,227 ft Shanghai, 1999 Guangzhou, 1996 , 1996 Hong Kong, 1992 Bank of China Tower Bank of America Tower 367 m / 1,205 ft 366 m / 1,200 ft Hong Kong, 1990 New York City, 2009 Almas Tower Emirates Tower One 360 m / 1,181 ft 355 m / 1,163 ft Dubai, 2008 Dubai, 2000

1 2 3 4 5 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Above: Diagram of the World’s Tallest 20 Buildings as of September 2011. According to the CTBUH Height Criteria of “Height to Architectural Top” (see criteria above).

Burj Khalifa Shanghai World Financial International Commerce Centre Petronas Tower 1 Petronas Tower 2 Zifeng Tower Willis Tower Building Location China Middle East 1 Dubai, UAE 2 Taipei, Taiwan 3 Center 4 Hong Kong, China 5 Kuala Lumpur, Malaysia 5 Kuala Lumpur, Malaysia 7 Nanjing, China 8 Chicago, USA Other Asia United States Height: 828 m/2,717 ft Height: 508m/1,667ft Shanghai, China Height: 484m/1,588ft Height: 452m/1,483ft Height: 452m/1,483ft Height: 450m/1,476ft Height: 442m/1,451ft Completion Date: 2010 Completion Date: 2004 Height: 492m/1,614ft Completion Date: 2010 Completion Date: 1998 Completion Date: 1998 Completion Date: 2010 Completion Date: 1974 Building Use: office/residential/hotel Building Use: office Completion Date: 2008 Building Use: hotel/office Building Use: office Building Use: office Building Use: hotel/office Building Use: office Structural Material: steel/concrete Structural Material: composite Building Use: hotel/office Structural Material: composite Structural Material: composite Structural Material: composite Structural Material: composite Structural Material: steel Total Floors: 163 Total Floors: 101 Structural Material: composite Total Floors: 108 Total Floors: 88 Total Floors: 88 Total Floors: 66 Total Floors: 108 Owner/Developer: Emaar Properties PJSC Owner/Developer: Taipei Financial Center Corporation Total Floors: 101 Owner/Developer: Sun Hung Kai Properties Owner/Developer: KLCC Property Holdings Berhad Owner/Developer: KLCC Property Holdings Berhad Developer: Nanjing Guzzi Greenland Financial Center Architect: Skidmore, Owings & Merrill LLP Architect: Skidmore, Owings & Merrill LLP Architect: C.Y. Lee & Partners Architects/Partners Owner/Developer: Mori Building Architect: Kohn Pedersen Fox Associates Architect: Cesar Pelli & Associates Architect: Cesar Pelli & Associates Owner/Developer: Nanjing State Owned Assets Structural Engineer: Skidmore, Owings & Merrill LLP Associate Architect: Hyder Consulting Structural Engineers: Thornton Tomasetti; Evergreen Architects: Kohn Pedersen Fox Associates; Irie Miyake Architects Associate Architect: Wong & Ouyang Structural Engineers: Thornton Tomasetti; Ranhill Bersekutu Structural Engineers: Thornton Tomasetti; Ranhill Bersekutu Architect: Skidmore, Owings & Merrill LLP MEP Engineer: Jaros, Baum & Bowles Structural Engineer: Skidmore, Owings & Merrill LLP Engineering and Engineers Structural Engineer: Arup MEP Engineer: WSP Flack + Kurtz MEP Engineer: WSP Flack + Kurtz Associate Architect: ECADI Main Contractor: Morse Diesel International MEP Engineer: Skidmore, Owings & Merrill LLP MEP Engineer: Continental Engineering Consultants, Inc. Structural Engineer: Leslie E. Robertson Associates MEP Engineer: J. Roger Preston Group Main Contractors: MMC Engineering & Construction Co.; Ho Main Contractors: Samsung E & C; Syarikat Jasatera Sdn. Bhd.; Structural Engineer: Skidmore, Owings & Merrill LLP Project Manager: Turner Construction Main Contractors: Kumagai Gumi; Taiwan Kumagai; RSEA MEP Engineer: Kenchiku Setubi Sekkei Kenkyusho Project Manager: Harbour Vantage Hup Construction Sdn. Bhd.; Hazama Corporation; J.A. Jones Kukdong Engineering & Construction MEP Engineer: Skidmore, Owings & Merrill LLP Main Contractors: Samsung E & C; Arabtec; Besix Group Engineering; Ta-You-Wei Construction; Samsung E & C Main Contractors: China State Construction; Shanghai Construction Main Contractor: Sanfield Buildihng Contractors Limited Construction Co.; Mitsubishi Corporation Main Contractor: Shanghai Construction

Guangzhou International Trump International Hotel & Jin Mao Building Two International Finance CITIC Plaza Shun Hing Square Empire State Building Central Plaza Building Use Office Office/Residential/Hotel Shanghai, China Guangzhou, China Shenzhen, China New York City, USA Hong Kong, China 9 Finance Center 10 Tower 11 12 Centre 13 14 15 16 Hotel/Office Residential/Hotel Guangzhou, China Chicago, USA Height: 421m/1,380ft Hong Kong, China Height: 390m/1,280ft Height: 384m/1,260ft Height: 381m/1,250ft Height: 374m/1,227ft Height: 439m/1,439ft Height: 423m/1,389ft Completion Date: 1999 Height: 412m/1,352ft Completion Date: 1996 Completion Date: 1996 Completion Date: 1931 Completion Date: 1992 Completion Date: 2010 Completion Date: 2009 Building Use: hotel/office Completion Date: 2003 Building Use: office Building Use: office Building Use: office Building Use: office Building Use: hotel/office Building Use: residential/hotel Structural Material: composite Building Use: office Structural Material: concrete Structural Material: composite Structural Material: steel Structural Material: concrete Structural Material: composite Structural Material: concrete Total Floors: 88 Structural Material: composite Total Floors: 80 Total Floors: 69 Total Floors: 102 Total Floors: 78 Total Floors: 103 Total Floors: 98 Owner/Developer: China Shanghai Foreign Trade Centre Total Floors: 88 Owner/Developer: China International Trust and Investment Owner/Developer: Karbony Investment Owner/Developers: John J. Raskob; Alfred E. Smith Owner/Developers: Ryoden Development; Sino Land; Sun Hung Owner/Developer: Yue Xiu Group Owner/Developer: The Trump Organization Architect: Skidmore, Owings & Merrill LLP Owner/Developers: IFC Development; MTR Corporation Architect: Dennis Lau & Ng Chun Man Architects & Engineers Architects: K.Y. Cheung Design Associates; American Design Architect: Shreve, Lamb & Harmon Kai Properties Architect: Wilkinson Eyre Architect: Skidmore, Owings & Merrill LLP Structural Engineer: Skidmore, Owings & Merrill LLP Architects: Cesar Pelli & Associates; Rocco Design Structural Engineer: Maunsell AECOM Group Associates Structural Engineers: H.G. Balcom & Associates; Post and Architect: Dennis Lau & Ng Chun Man Architects & Engineers Associate Architect: South China Design Institute Structural Engineer: Skidmore, Owings & Merrill LLP MEP Engineer: Skidmore, Owings & Merrill LLP Structural Engineer: Arup MEP Engineers: Gammon Construction Limited; Tridant Structural Engineers: Leslie E. Robertson Associates; Maunsell McCord; Strong & Jones Engineers Structural Engineer: Arup Structural Engineer: Arup MEP Engineer: WMA Consulting Engineers Main Contractor: Shanghai Jin Mao Contractor MEP Engineer: J. Roger Preston Group Engineering Company Limited AECOM Group; Nippon Steel Corp Main Contractor: Starrett Brothers and Ekin Main Contractor: Manloze Ltd MEP Engineer: Arup Main Contractor: Bovis Lend Lease Inc. Main Contractor: E Man-Sanfield JV Construction Main Contractors: Kumagai Gammon Joint Venture; Hong Kong MEP Engineer: Associated Consulting Engineers Project Manager: Yue Xiu Group Construction (Holdings) Limited Main Contractors: Kumagai Gumi; Hong Kong Construction Main Contractor: China State Construction; Guangzhou (Holdings) Limited Municipal Construction Group

Footnotes: Bank of China Tower Bank of America Tower Almas Tower Emirates Tower One Structural Material Composite Steel/Concrete 1 The Council on Tall Buildings and Urban Habitat, based at the Illinois Institute of Level: finished floor level at threshold of the lowest entrance door. 17 Hong Kong, China 18 New York City, USA 19 Dubai, UAE 20 Dubai, UAE Concrete Steel Technology in Chicago, is an international not-for-profit organization supported by 2Significant: the entrance should be predominantly above existing or pre-existing grade and permit access to one or more Height: 367m/1,205 Height: 366m/1,200ft Height: 360m/1,181ft Height: 355m/1,163ft architecture, engineering, planning, development and construction professionals, primary uses in the building via elevators, as opposed to ground floor retail or other uses which solely relate/connect to the Completion Date: 1990 Completion Date: 2009 Completion Date: 2008 Completion Date: 2000 designed to facilitate exchanges among those involved in all aspects of the planning, immediately adjacent external environment. Thus entrances via below-grade sunken plazas or similar are not generally Building Use: office Building Use: office Building Use: office Building Use: office design, construction and operation of tall buildings. recognized. Also note that access to car park and/or ancillary/support areas are not considered significant entrances. Structural Material: composite Structural Material: composite Structural Material: concrete Structural Material: composite The CTBUH is the world’s leading body in the field of tall buildings and the recognized 3Open-air: the entrance must be located directly off of an external space at that level that is open to air. Total Floors: 72 Total Floors: 55 Total Floors: 68 Total Floors: 54 source of information on tall buildings internationally. It is the arbiter of the criteria 4Pedestrian: refers to common building users or occupants and is intended to exclude service, ancillary, or similar areas. upon which tall building height is measured, and thus the title of “The World’s Tallest Owner/Developer: Bank of China Hong Kong/Bank of China Owners: One Bryant Park, LLC; Bank of America; Durst Owner/Developer: Nakheel Architect: NORR Architects Engineers Planners Building” determined. 5Functional-technical equipment: this is intended to recognize that functional-technical equipment is subject to removal/ Architect: I.M. Pei & Partners Organization Architect: WS Atkins Structural Engineer: Hyder Consulting addition/change as per prevalent technologies, as is often seen in tall buildings (e.g., antennae, signage, wind turbines, etc. Associate Architect: Sherman Kung & Associates Architects Developer: Durst Organization MEP Engineer: ETA M&E MEP Engineer: Donald Smith, Seymour & Rooley Council on Tall Buildings and Urban Habitat Phone: +1 (312) 567 3487 are periodically added, shortened, lengthened, removed and/or replaced). Structural Engineers: Leslie E. Robertson Associates; Valentine, Architect: Cook+Fox Architects Main Contractor: Taisei Corporation Main Contractors: Besix; Ssangyoung Engineering & S.R. Crown Hall Fax: +1 (312) 567 3820 6Highest occupied floor: this is intended to recognize conditioned space which is designed to be safely and legally occupied Laurie, and Davis Associate Architect: Adamson Associates Construction Illinois Institute of Technology Email: [email protected] by residents, workers or other building users on a consistent basis. It does not include service or mechanical areas which MEP Engineer: Jaros Baum & Bolles Structural Engineer: Severud Associates 3360 South State Street http://www.ctbuh.org experience occasional maintenance access, etc. Project Manager: Sun Chung Building Management MEP Engineer: Jaros, Baum & Bowles Chicago IL, 60616, USA Main Contractors: Kumagai Gumi; Hong Kong Construction Main Contractor: Tishman Construction