1. JSC “Moscow United Electric Grid Company” (JSC “MOESK”) Operating activity’s results for the first half year of 2010

2. September, 7 th of 20102 1. General data on the company JSC “MOESK” services 98 % of consumers in the territory of Moscow and 95 % of consumers in the territory of Moscow region. The service area amounts to 57 843 square kilometer. 7 branches constitute JSC “MOESK” : 1) Northern electric grids (NEG) 2) Southern electric grids (SEG) 3) Western electric grids (WEG) 4) Eastern electric grids (EEG) 5) Central electric grids (CEG) 6) High-voltage cable grids (HCG) 7) Moscow cable grids (MCG) JSC “MOESK” is the largest interregional distribution grid company in Russia. The Company’s principle type of activity is – services rendering for a fee on electric power transmission in the territory of Moscow and Moscow region by way of implementing of a complex of organizational and technologically related actions which provide electric power transmission through the technical devices of own electric grids.

3. September, 7 th of 20103 1. General data on the company 1.1. Total length of overhead power transmission lines IndicatorNEGSEGWEGEEGCEGHCGMCG Totally in JSC “MOESK” High-voltage grids, km 3 282,13 926,73 186,24 045,11 153,8--15 593,7 - 220 kv292,0319,6290,4189,6421,6--1 513,1 - 110 kv1 905,22 875,11 361,73 002,9699,0--9 843,8 - 35 kv1 084,9732,01 534,1852,633,2--4 236,8 Distribution grids, km10 591,812 994,213 133,512 480,7--371,549 571,7 - 10 kv2 222,45 436,36 511,94 733,7--23,718 928,0 - 6 kv3 368,72 006,3929,21 983,8--43,78 331,7 - 0,4 kv5 000,75 551,65 692,45 763,2--304,122 312,0

4. September, 7 th of 20104 1.2. Total length of cable power transmission lines IndicatorNEGSEGWEGEEGCEGHCGMCG Totally in JSC “MOESK” Cable lines, km3 513,42 864,13 039,71 604,46,3863,554 380,566 271,8 - 500 kv-----0,9- - 220 kv---0,60,8230,5-231,9 - 110 kv---18,75,1632,1-655,9 - 35 kv211,5107,0110,590,20,4--519,6 - 20 kv------80,0 - 10 kv1 328,61 477,51 266,2611,9--30 552,835 237,0 - 6 kv1 315,3688,41 118,8597,0--6 021,19 740,5 - 0,4 kv658,0591,2544,2286,0--17 726,619 806,0 1. General data on the company

5. September, 7 th of 20105 1. General data on the company 1.3. Total number of substations IndicatorNEGSEGWEGEEGCEGHCGMCG Totally in JSC “MOESK” High-voltage substations, pcs. 135111102148111--607 - 220 kv931230--45 - 110 kv6771459079--352 - 35 kv593756 2--210 Transformer substations, km 3 4063 1104 5072 782--12 56326 368 1.4. Installed transformer capacity IndicatorNEGSEGWEGEEGCEGHCGMCG Totally in JSC “MOESK” Substations, MVA20 849,405 922,906 332,407 260,903 446,50--43 812,10 - 220 kv10 581,001 639,001 101,002 668,50532,00--16 521,50 - 110 kv10 247,003 881,204 722,904 048,102 442,40--25 341,60 - 35 kv21,40402,70508,50544,30472,10--1 949,00 Distribution grids, MVA 1 303,841 200,471 338,86938,26--14 553,419 334,82

6. September, 7 th of 20106 2. Electric power transmission 2.1. Electric power supply to the grid Electric power supply to the grid, mln. kWh 1st half year of 2009 (fact) 1st half year of 2010 (plan) 1st half year of 2010 (fact) Moscow20 961,021 134,721 188,7 Moscow region19 510,919 852,120 224,8 Totally in JSC “MOESK”40 471,940 986,841 413,5 2.2. Productive supply of electric power specified by voltage classes Productive supply of electric power, mln. kWh 1st half year of 2009 (fact) 1st half year of 2010 (plan) 1st half year of 2010 (fact) Deviation of the 1 st half year of 2009 (fact) to the 1 st half year of 2010 (fact) Deviation of the 1 st half year of (plan) to the 1 st half year of 2010 (fact) mln. kWh% % Moscow18 560,618 712,218 642,581,9100,44%-69,799,63% - HV1 241,51 293,91 363,7122,2109,84%69,8105,39% - MV169,967,170,70,8101,14%3,6105,37% - MV27 414,87 632,77 658,5243,7103,29%25,8100,34% - LV9 834,49 718,59 549,6-284,897,10%-168,998,26% Moscow region17 223,617 534,217 992,6769,0104,46%458,4102,61% - HV11 119,211 278,711 507,2388,0103,49%228,5102,03% - MV1849,8920,6844,0-5,899,32%-76,691,68% - MV23435,03 472,33 798,0363,0110,57%325,7109,38% - LV1 819,61 862,61 843,423,8101,31%-19,298,97% Totally in JSC “MOESK”35 776,036 246,436 635,2859,20102,40%388,8101,07% - HV12 360,712 572,612 870,9510,2104,13%298,3102,37% - MV1919,7987,7914,7-5,099,46%-73,092,61% - MV210 841,711 105,011 456,5614,8105,67%351,5103,17% - LV11 653,911 581,111 393,1-260,897,76%-188,098,38%

7. September, 7 th of 20107 2. Electric power transmission 2.3. Fulfillment of norms of losses by JSC “MOESK” Losses Norm for 2010 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) 2 nd half year of 2010 (plan) 2010 (plan) mln. kWh % % % % % Moscow4 741,711,352 422,511,462 546,112,022 257,510,944 680,011,20 Moscow region4 600,911,412 317,911,682 232,211,042 083,410,804 401,311,25 Totally in JSC “MOESK”9 342,611,384 740,411,574 778,311,544 340,910,879 081,311,22 2.4. Volume of normative losses from grids of UNPG and JSC “UES FGC” paid by JSC “MOESK” Losses, mln. kWh 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) UNPG UES FGC UNPG UES FGC UNPGUES FGC Moscow 31,64 44,01 22,40 38,51 38,0443,45 Moscow region 304,06157,05329,91176,39443,93118,09 Totally in JSC “MOESK” 335,70201, 06352,31214,90481,97161,54 The volume deviation of the actual normative losses paid by JSC “MOESK” for the 1 st half year of 2010 from the same actual amount of 2009 and the planned amount of 2010 is preconditioned by a direction change of cross-flows of electric energy from the grids of UNPG and grids JSC “UES FGC” owing to a change of the grid’s load conditions.

8. September, 7 th of 20108 2. Electric power transmission 2.5. Principle arrangements on losses reduction No. s/p Title of arrangement Losses reduction, mln. kWh 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) 1. Organization of the joint raids together with JSC “Mosenergosbit” to reveal an unauthorized connection of consumers, non-accounting and non- contractual consumption. 53,858,283,1 2. Organization of an authentic readout of measuring devices and check-up of their technical state at residential users, control over the level of their electric power consumption. 17,326,026,3 3. Organization of an authentic and timely monthly readout of commercial accounting devices at consumers – legal persons in the established terms, check-up of the technical state of measuring devices. 34,844,249,4 4. Organization of an authentic and timely readout of measuring devices and check-up of their technical state at electric power plants, substations adjacent to AO-energo (at intersystem overhead lines) and JSC “UES FGC”. 19,514,515,3 5. Compilation and supply-and-demand analysis specified by substations, elimination of electric power imbalance. 17,718,118,3

9. September, 7 th of 20109 3. Technological connection 3.1. Number of filed applications for technological connection Number of filed applications, pcs. MoscowMoscow region 1 st half year of 2009 1 st half year of 2010 1 st half year of 2009 1 st half year of 2010 Totally, including: 2 6133 7269 836 15 204 - up to 15 kW1 7222 8138 564 13 872 including natural persons355916 977 13 157 - 15-100 kW443427616 564 including categories entitled to benefits 0089195 - 100-750 kW331324516591 - Over 750 kW117162140177 3.2. Total capacity on filed applications for technological connection Total capacity on filed applications, MW MoscowMoscow region 1 st half year of 2009 1 st half year of 2010 1 st half year of 2009 1 st half year of 2010 Totally, including:636,032 331,11 422,301 157,68 - up to 15 kW11,6227,7562,73148,73 including natural persons0,267,3849,76140,96 - 15-100 kW20,5421,0732,7633,11 including categories entitled to benefits 00,504,3313,06 - 100-750 kW90,8388,54150,61191,97 - Over 750 kW513,042 193,731 176,20783,88

10. September, 7 th of 201010 3. Technological connection 3.3. Number of concluded contracts for technological connection Number of concluded contracts, pcs. MoscowMoscow region 1 st half year of 2009 1 st half year of 2010 1 st half year of 2009 1 st half year of 2010 Totally, including:1 3412 6806 533 11 437 - up to 15 kW8992 5185 892 10 619 including natural persons6786405 809 9 803 - 15-100 kW15995361 451 including categories entitled to benefits 23172336 - 100-750 kW21949237316 - Over 750 kW64184351 3.4. Capacity on concluded contracts for technological connection Total capacity on concluded contracts, MW MoscowMoscow region 1 st half year of 2009 1 st half year of 2010 1 st half year of 2009 1 st half year of 2010 Totally, including:232,61103,97741,59355,50 - up to 15 kW6,1720,9139,57109,84 including natural persons4,977,0238,87100,88 - 15-100 kW7,695,1718,1127,82 including categories entitled to benefits 0,060,219,0720,44 - 100-750 kW66,1613,1467,0082,73 - Over 750 kW152,5964,75616,90135,11

11. September, 7 th of 201011 3. Technological connection 3.5. Structure of demand specified by connection categories Structure of demand specified by connection categories, % MoscowMoscow region 1 st half year of 2009 1 st half year of 2010 1 st half year of 2009 1 st half year of 2010 Up to15 kW2,65 20,115,34 30,90 15-100 kW3,31 4,972,44 7,82 100-750 kW28,44 12,649,0323,27 Over 750 kW65,6062,2883,1938,01 Totally100,00

12. September, 7 th of 201012 4. Repair activity 4.1. Repair program Repair program fulfillment specified by groups 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) km. (pcs.)mln. RUR.km. (pcs.)mln. RUR.km. (pcs.)mln. RUR. Repair of overhead lines 1 737,7246,21 889,1239,31 889,1 239,3 Repair of cable lines144,2452,7172,9509,6172,9509,6 Repair of substations1 092,0441,31 226,0487,71 226,0487,7 In the first half year of 2010 JSC “MOESK” managed to reduce expenditures for repair in comparison with the same period of the preceding year owing to the following factors: – renovation of equipment and financing flow increase aimed at renovating and also a pre-repair diagnostics of equipment; – optimization of expenditures under preparation of the estimated and technical documentation and the cost calculation of repair works; – economic effect achievement from holding of competitive procedures. 4.2. Structure of expenses for repair Structure of expenses for repair (incl. VAT), mln. RUR 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) Non-contracted way917,3923,1 Contracted way631,7840,3 4.3. Financing of repair program (prime cost is the source of financing) Structure of expenses for repair (incl. VAT), mln. RUR 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) Moscow857,31 036,7 Moscow region691,7726,7 Totally in JSC “MOESK”1 549,01 763,4 Source of financing of JSC “MOESK” repair program is the prime cost

13. September, 7 th of 201013 5. Financial indicators 5.1. Financial results of operating activity Indicator 1 st half year of 2009 (fact) 1 st half year of 2010 (plan) 1 st half year of 2010 (fact) Proceeds for services on electric power transmission, mln. RUR. 44 429,2952 020,6553 169,72 Moscow23 258,8628 285,8728 409,74 Moscow region21 170,4323 734,7824 759,98 Proceeds for services on technological connection, mln. RUR. 4 200,998 806,867 840,26 Moscow3 055,223 658,004 709,02 Moscow region1 145,775 148,863 131,24 Expenses for electric power purchase to compensate for electric power losses in the grids of JSC “MOESK”, mln. RUR. 6 220,028 202,567 797,82 Moscow3 478,213 727,454 507,50 Moscow region2 741,814 475,113 290,32

14. September, 7 th of 201014 Questions and answers Thank you.