Contact Information

General information about the Company

Full name: Public Joint-Stock Company Interregional Distribution Grid Company of the South

Abbreviated name: IDGC of South PJSC

Legal and actual address: 344002, Rostov region, Rostov-on-Don, 49 Bolshaya Sadovaya St.

Tel./ Fax: 8 (863) 238-54-64, 8 (863) 238-58-95, 8 (863) 238-55-65 (from 8:00 to 17:00 Moscow time)

Email: office@mrsk-yuga.ru

Site: http://mrsk-yuga.ru

Single hotline number:

8 (800) 100-70-60

Corporate Governance and Shareholder Relations Department

Free telephone hotline for shareholders:

Mon — Fri: from 8:00 to 17:00 Moscow time

Tel.: 8 (863) 307-08-38

Email: pavlovaen@mrsk-yuga.ru

Auditor

Full name: Limited Liability Company Ernst & Young

Abbreviated name: Ernst & Young LLC

Legal adress: 115035, Moscow, 77 Sadovnicheskaya nab., bld. 1.

Location: Russia, Moscow, 77 Sadovnicheskaya nab., bld. 1.

TIN: 7709383532

OGRN 1027739707203

Tel.: 8 (495) 755-97-00

Fax: 8 (495) 755-97-01

Registry Holder

Full name: Joint-stock company Independent Registrar Company R.O.S.T.

Abbreviated name: NRK — R.O.S.T. JSC

Location: Russia, Moscow, 18/13 Stromynka St.

Postal adress: 107996, Moscow, 18 Stromynka St., POB 9

Tel. Single contact center customer service: 8 (495) 780-73-63

Email: rost@rrost.ru

Site: http://www.rrost.ru

Dividend Payment Hotline

Information on the payment of dividends on the IDGC of the South PJSC shares for 2015 and 2017 can be obtained from NRK — R.O.S.T. JSC by calling the hotline: 8 (495) 780-73-63 or contact NRK — R.O.S.T. JSC by email: rost@rrost.ru.

Branch registrar

Krasnodar branch of NRK — R.O.S.T. JSC

Location: 350020, Krasnodar, 176 Krasnaya St., 4th floor

Tel./ Fax: 8 (861) 255-21-01, 8 (861) 210-03-28

Email: krasnodar@mail.rrost.ru

Registry transfer agents

1. Rostov branch of the Joint-stock company Independent Registrar Company (NRK JSC)

Location: 344010, Rostov-on-Don, 42/105 Goroda Volos St

Tel.: 8 (863) 244-10-26

Customer reception time: Mon — Fri: from 9:00 to 14:00 without a break

Volgograd branch of the Joint-stock company Independent Registrar Company (NRK JSC)

Location: 400131, Volgograd, 19 Mira St., office 309

Tel.: 8 (8442) 24-72-74 / 24-72-79

Novorossiysk branch of the Joint-stock company Independent Registrar Company (NRK JSC)

Location: 353900, Krasnodar region, Novorossiysk, 1 Svobody St., office 117

Tel.: 8 (8617) 64-29-00 / 60-10-33

The Branch of the public joint stock company Interregional Distribution Grid Company of the South — Rostovenergo

Abbreviated name: Branch of the IDGC of the South PJSC — Rostovenergo

Location: Russia, Rostov-on-Don

Postal adress: 344002, Rostov region, Rostov-on-Don, 49 Bolshaya Sadovaya St

Tel.: 8 (800) 100-70-60

Fax: 8 (863) 238-51-66

Email: office@re.mrsk-yuga.ru

Site: http://rostovenergo.mrsk-yuga.ru

The Branch of the public joint stock company Interregional Distribution Grid Company of the South — Volgogradenergo

Abbreviated name: Branch of the IDGC of the South PJSC — Volgogradenergo

Location: Russia, Volgograd

Postal adress: 400066, Volgograd, 15 Lenin Ave., POB 126

Tel.: 8 (8442) 96-43-59

Fax: 8 (8442) 96-43-45

Email: ve.pbox@ve.mrsk-yuga.ru

Site: http://volgogradenergo.mrsk-yuga.ru/

The Branch of the public joint stock company Interregional Distribution Grid Company of the South — Astrakhanenergo

Abbreviated name: Branch of the IDGC of the South PJSC — Astrakhanenergo

Location: Russia, Astrakhan

Postal adress: 414000, Astrakhan, 32 Krasnaya nab.

Tel.: 8 (8512) 79-30-10

Fax: 8 (8512) 44-55-78

Email: kanc@ae.mrsk-yuga.ru

Site: http://astrakhanenergo.mrsk-yuga.ru/

The Branch of the public joint stock company Interregional Distribution Grid Company of the South — Kalmenergo

Abbreviated name: Branch of the IDGC of the South PJSC — Kalmenergo

Location: Russia, Elista

Postal adress: 358007, Elista, Northern Industrial Area

Tel.: 8 (917) 680-36-50, 8 (929) 730-03-59

Fax: 8 (84722) 4-24-10

Email: priem@ke.mrsk-yuga.ru

Site: http://kalmenergo.mrsk-yuga.ru