SHARE OF BRANCHES OF THE COMPANY IN THE MARKET OF POWER TRANSMISSION

Period: 2017 Q1

Item % of grid output

Saratov Distribution Grids, a branch of IDGC of Volga, PJSC Grid output Saratov Distribution Grids branch 91,28% including Saratov City Electric Network Enterprise, CJSC 21,31% Independent Electric Grid Company, CJSC 3,13% Oblkommunenergo, JSC 15,35% Energosbyt, Privolzhskaya Railway, a branch of Russian Railways, JSC 1,25% South Eastern Railway, a branch of Russian Railways, JSC 0,84% Promenergo, LLC 0,97% Saratovstroysteklo, JSC 0,05% SPP Retail, LLC 0,16% Investment Company MEGA, LLC 0,04% Engels Industrial Company, LLC 0,03% Eltreit, LLC 1,39% NPP Almaz, JSC 0,02% Oboronenergo, JSC 1,28% Municipal Unitary Enterprise Housing and Public Utility Services ZATO (closed administrative-territorial 0,22% formation) Svetly EnergoTrans, LLC 0,08% Gazpromenergo, LLC 0,41% LUKOIL-ENERGOSETI, LLC 0,24% Apatit, JSC 0,03% PSK, LLC 0,08% Gruppa Sever, LLC 0,05% BALAKOVO ELECTRIC GRID COMPANY, LLC 0,26% Energogaz Group, LLC 0,60% Electric Grid Company, LLC 0,37% Volga Energy Company, LLC 0,13% Balashovskaya Distribution Company, LLC 0,35% SMYuREK, LLC 0,65% Elektroset, LLC 0,09% Transit-2000, LLC 0,12% Territorial Electric Grid Company, LLC 0,03% Potok, LLC 0,04% Saratov Power Grid Company, LLC 0,51% SOPOT ROPT, LLC 0,19% ElektroSfera, LLC 0,11% Engels Instrument-Engineering Association Signal, LLC 0,00% ESKo, LLC 2,58% Volga Electric Power Grid Company, LLC 0,04% UNITED POWER COMPANY, JSC (OEK, JSC) 0,04% Electric Grid Company, LLC (ESK, LLC) 0,04% Electric Grid Company VOLGA, LLC (ESK VOLGA, LLC) 0,13% Elektroset-64, LLC 0,12% OEKO, LLC (UNITED ENERGY COMPANY, LLC) 0,99% OEK, LLC (United Electric Grid Company, LLC) 0,98% Rodina, LLC 0,00% Povolzhenergoservis, LLC 0,05% SOESK, LLC 0,03% STEK, LLC 0,07% Grid Company Center-Energo, LLC 0,05% Ulyanovsk Distribution Grids, a branch of IDGC of Volga, PJSC Grid output Ulyanovsk Distribution Grids branch 88,76% including Aviastar OPE, CJSC 13,06% Municipal Unitary Enterprise Ulyanovsk City Electric Networks (MUP UlGES) 16,98% State Scientific Center — Research Institute of Atomic Reactors, JSC 1,56% Ulyanovsk Instrument Manufacturing Design Bureau, JSC (UIMDB JSC) (Utyos, JSC) 0,18% Kometa, JSC 0,28% Aviastar SP, CJSC 0,19% Inzenskiye Regional Electric Grids, LLC (IRES, LLC) 0,14% Oboronenergo, JSC 0,25% Magistral, LLC 1,45% Russian Railways, JSC 7,96% Gazpromenergo, LLC 0,12% Stroyenergoremont, LLC 0,10% AVIS, LLC 0,05% Energoholding, LLC 0,24% Energoset, LLC 0,06% INZA-SERVIS, LLC 0,37% Kompozit-Energo, LLC 0,15% EnergoHolding-N, LLC 0,22% SK SPM Energo, LLC 0,16% ONIK, LLC 0,01% UVKS, LLC 0,19% United Electric Grids, LLC 0,39% Ulyanovsk Network Company, JSC 6,46% Seti Barysh, LLC 0,04% SPSK, LLC 0,09% Ruzaevskiye Electric Grids, LLC 0,03% DSK, LLC 0,04% EnergoSoyuz, LLC 0,18% ZSK, LLC 0,12% SK Park, LLC 0,04% Sibirsksetservis, LLC 0,02% Energokompaniya, LLC 0,01% Energomodul, LLC 2,49% EnergopromGroup, LLC 0,78% Ulyanovskelektroset, LLC 0,03% UAZ, PJSC 0,05% GPP, LLC 1,30% Samara Distribution Grids, a branch of IDGC of Volga, PJSC Grid output Samara Distribution Grids branch 94,40% including Rusenergosbyt, LLC 3,61% Rusenergoresurs, LLC 1,02% Ryazan Energy Retail Company, PJSC 0,02% MagnitEnergo, LLC 0,02% RN-Energo, LLC 5,92% IES.Garant POK, LLC 0,44% IES.Garant TsOK, LLC 0,24% IES.Garant MAK, LLC 0,12% IES.Garant (IE Bessonova), LLC 0,01% RT-Energotrading 0,79% UEDnC, JSC 1,94% Transneft Energy, LLC 0,05% Mezhregionenergosbyt, JSC 1,20% Mosenergosbyt, PJSC 0,01% SO UES, JSC — Interregional Dispatching Office of the Middle Volga Region 0,00% Volga Communal Systems, LLC 0,00% Baltika Breweries, JSC — Baltika-Samara, LLC 0,00% IES.Garant, LLC (PTS) 0,00% IES.Garant (Teplichny, JSC) 0,00% SV-Povolzhskoye, CJSC 0,00% IES.Garant (Mukomol), LLC 0,01% Aviaspecmontazh, LLC 0,24% AVTOVAZ, PJSC 0,65% Energoservis, LLC 0,03% Housing and Utilities Administration — 110 A, LLC 0,04% Miniature Bearings Factory Ltd. 0,19% Zasamarskaya Grid Company, LLC 0,05% Kurumoch International Airport, JSC 0,12% KUZNETSOV, PJSC 0,06% Kvant, CJSC 3,00% Samara Plant Ekran, JSC 0,00% Municipal Enterprise of Samara urban district Samara Subway named after A. A. Rosovskogo 0,01% Setevik, LLC 0,30% Samara Plant of Electric Installation Products, JSC 0,00% El-Tranzit Plus, LLC 0,30% Ural Energy Union, LLC 0,12% Energobytobsluzhivanie, LLC 0,17% ENERGOZAVOD, LLC 0,12% Privolzhsky branch of Oboronenergo, JSC 0,32% TransneftElektrosetServis, LLC 1,87% Energetik, LLC 0,03% Solli-Energo, LLC 0,00% Construction Energy and Communication, CJSC 0,30% Pokhvistnevoenergo, JSC 0,14% PK Avtokomponent Syzran, JSC 0,03% STROMMASHINA, LLC 0,02% Salyut, PJSC 0,22% Elektroset-Volga, JSC 0,49% TOLYATTISINTEZ, JSC 0,00% Volga Grid Company, LLC 0,04% Arkonik SMZ, JSC (profitable in the 2nd half year) 0,00% Samara Cable Company, JSC 0,04% AVTOGRAD-VODOKANAL, LLC 0,67% Grid Company, LLC 0,02% Samara Set, LLC 0,00% Stavropol Elektroset, LLC 0,04% Energo, LLC 0,45% Spetsavtomatika, LLC 0,09% TES, LLC (Tyazhmash) 0,53% Regional Electric Grids, LLC 0,42% Kuybyshev Power Supply Directorate — a business unit of Transenergo, a branch of Russian Railways, 3,23% JSC Samaraneftegaz, JSC 1,37% Samaraneftegaz, JSC (power flow) 0,17% Arkonik SMZ, JSC 0,36% Gazprom Energo, LLC (Saratov Branch) 0,00% Tarasov Works Inc., PJSC (ZiT, PJSC) 0,47% SRC Progress, JSC 0,00% Dolina-Tsentr-S, LLC 0,02% Samara Grid Company, JSC 28,28% FKP Samara Plant Kommunar 0,09% Samara Bearing Plant, JSC 0,62% Srednevolzhskaya Gaz Company, LLC 0,00% Energo-Tsentr, LLC 0,56% Samenergo, LLC 0,03% Penzaenergo, a branch of IDGC of Volga, PJSC Grid output Penzaenergo branch 91,19% including Penza Gorelektroset, CJSC 20,91% South Ural Power Supply Directorate — a business unit of Transenergo, a branch of Russian Railways, JSC 1,20% PTPA, JSC 1,64% Power Supply Enterprise, JSC 1,69% Penzkompressormash, JSC 0,94% Federal Government Agency Correctional Institution No. 5 0,13% Biokorenergo, LLC 0,22% Surskenergo, LLC 0,11% MP Gorelektroset, Zarechny 2,13% FGUP Protsenko's Production Association Start 2,95% Regional Distribution Grid Company, LLC 0,00% TransneftElektrosetServis, LLC (fee fixed on February 25, 2014) 0,00% Grid Company, LLC 10,67% Penzadieselmash, JSC 0,57% Kuybyshev Power Supply Directorate — a business unit of Transenergo, a branch of Russian Railways, JSC 5,47% Municipal Unitary Enterprise Gorelektroset, Kuznetsk 2,63% Gorodishche District Electric and Heat Power Grid Enterprise, JSC 0,42% Penza High-Tech Plant, CJSC 0,27% Oboronenergo, JSC 0,70% Production and Commercial Company Energetik-2001, LLC 0,81% Mordovenergo, a branch of IDGC of Volga, PJSC Grid output Mordovenergo branch 89,54% including Technical Firm WATT, CJSC 23,14% Mordovelektroteploset, JSC / Mordovian Elektroset, JSC 2,88% Life Support Systems of the Republic of Mordovia, LLC 4,00% Elektroteploset, LLC 3,39% Kuybyshev Power Supply Directorate — a business unit of Transenergo, a branch of Russian Railways, 2,11% JSC Energolin, LLC 1,86% MSK, LLC 1,66% FKP SMZ 1,19% Municipal Enterprise of Saransk urban district Gorsvet 1,01% VKM-Stal, LLC (grid) 0,00% Chuvashenergo, a branch of IDGC of Volga, PJSC Grid output Chuvashenergo branch 92,05% including Public Utilities Technologies, LLC 21,93% GES, JSC 1,68% Municipal Unitary Enterprise GES 0,61% Municipal Unitary Enterprise Alatyr GES 2,03% Elektrosnab, LLC 0,47% Energostroymontazh, LLC 0,57% Teploenergoset, LLC 0,44% Yadrinskoye MPP ZhKKh (Municipal Production Enterprise Housing and Public Utilities Services) 0,52% Morgaushskoye MUP ZhKKh (Municipal Unitary Enterprise Housing and Public Utility Services) 0,10% MUP ZhKKh (Municipal Unitary Enterprise Housing and Public Utility Services) of Krasnoarmeysky 0,23% district Urmary Electric Grids, LLC 0,40% Poretskagropromenergo, LLC 0,42% Teplovodokanal, LLC 0,21% Energoset, LLC () 0,27% NESK, LLC 0,46% EML Plus, LLC 0,40% Managing Company Pervaya Ploshchadka, LLC 0,26% Energoset, LLC 0,15% TES, LLC 0,38% Yantar, LLC 0,30% Energo-Aktiv, LLC 0,15% Municipal Unitary Enterprise Public Utilities 4,04% SK Olimp, LLC 0,75% Energoservis, LLC 0,11% Orenburgenergo, a branch of IDGC of Volga, PJSC Grid output Orenburgenergo branch 90,37% including South-Ural Branch of Gazpromenergo, LLC 2,21% Saratov Branch of Gazpromenergo, LLC 0,12% Priuralsky Branch of Gazpromenergo, LLC 0,03% Buguruslanneft, LLC 0,01% Orenburgneft, PJSC 0,08% South-Ural Power Supply Directorate — a business unit of Transenergo, a branch of Russian Railways, 1,24% JSC Kuybyshev Power Supply Directorate, business unit of Transenergo, a branch of Russian Railways, JSC 0,26% State Unitary Enterprise (GUP) Orenburgkommunelektroset, Agreement No. 1030-22 11,07% State Unitary Enterprise (GUP) Orenburgkommunelektroset, Agreement No. 1112-22 0,20% Elektroset, CJSC 0,12% Gaiskiy GOK, PJSC, Agreement No. 730001 0,79% Heavy Engineering ORMETO-YUMZ, JSC 0,07% Synthetic Spirit Plant, CJSC 0,04% South Urals Cryolite Plant, JSC 0,13% Mechanical Plant, CJSC 0,00% Gay MUP ZhKKh (Municipal Unitary Enterprise Housing and Public Utility Services) 0,08% South-Ural Branch of Gazpromenergo, LLC 0,01% Priuralsky Branch of Gazpromenergo, LLC 0,00% Russian Railways, JSC — Kuibyshev Railways 0,00% Russian Railways, JSC — South Ural Railways 0,00% Elektroset, CJSC 0,00% Oboronenergo, JSC 0,00% Electric Grid Company, LLC 0,00% Orenburgelektroset, LLC 0,00% OTSK, LLC 0,00% Electric Grid Enterprise, LLC 0,00% Production Association Strela, JSC 0,00% GUP OKES 0,00% Orenburg Region Public Electric Grids, LLC (333-22) 0,00% Orenburg Region Public Electric Grids, LLC (1263-22) 0,00% Orenburg Region United Energy Grid, LLC (1213-22) 0,00% Orenburg Region United Energy Grid, LLC (347-22) 0,00% Orenburg Region Public Energy System, LLC (from January 01, 2015) 0,00% Energozashchita, LLC 0,00% Stroyenergoset, LLC 0,00% MK Energo, LLC 0,00% Energokontrakt, LLC 0,00% Municipal Unitary Enterprise Public Utilities Department 0,00% Energetik, LLC 0,00% Energokompleks, LLC 0,00% Ekopolimer, LLC 0,00% Orenburgugol, JSC 0,00% Orenburg City Grid Company, LLC 0,00% Elektrostroy 0,00% Orenburgvodokanal, LLC 0,00% Orenburgneft, PJSC 0,00% Ekspertenergoaudit, LLC 0,00% Energoset, LLC 0,00% Buguruslanneft, LLC (from January 01, 2016) 0,00% Service Plus, LLC 0,00% Orentransenergo, LLC 0,00% EnergoHolding, LLC 0,00% Orsk Electric Grids, LLC 0,00% Rosenergokompleks, LLC 0,00% UralElektroSet, LLC 0,00% Terra, LLC 0,00% MK-Energo Plyus, LLC 0,00% Mechanical Plant, JSC 0,00%