PJSC Gazprom is a gas company based in Russia. Co.'s principal activity is the sale of gas. Co. is also involved in other types of activities which include leasing of assets, gas transportation and storage services, sale of gas condensate and refined products. Co. and its subsidiaries and associates operates gas pipelines systems in Russia. Co. is responsible for substantially all gas production and high pressure gas transportation in the Russian Federation. Co. is also a major exporter of gas to European countries. Co. is directly involved in exploration and drilling for hydrocarbons, production of gas and other hydrocarbons and domestic and export sale of gas and other hydrocarbons.

PJSC Rosseti is a holding company based in Russia. Co. is engaged in the management of companies that operate in the energy sector. Co.'s core business is the management of electric grid subsidiaries for the purpose of pursuing a common policy in the field of electric grid services, specifically in the area of innovations, energy conservation and energy efficiency, development and implementation of a common strategy for developing the distribution electric grid sector of the Russian Federation. Co.'s other services comprise property management, consulting, securities operations, scientific research and construction and transport and expedition.

Tatneft PJSC and its subsidiaries are engaged in crude oil exploration, development and production principally in the Republic of Tatarstan, Russia. Co. is a holding structure, which incorporates oil and gas production boards, crude oil and gas refining companies, as well as enterprises and servicing works selling the crude oil and also the products of crude oil and gas refining and petrochemical products. In addition to this, Co. is also participating in the banking and insurance activities. Co.'s operations are divided into the following main segments: Exploration and Production; Refining and Marketing; and Petrochemicals.

Transneft is an oil pipeline group based in the Russian Federation. Co. and its subsidiaries operate a crude oil pipeline system totalling 50,142 km. Co. transport millions of tons of crude oil to domestic and export markets. Co. produces a substantial majority of the crude oil in the territory of the Russian Federation. In addition, Co., through Group Transnefteproduct operates an oil products pipeline system in the Russian Federation and in the Republics of Belarus and Ukraine totalling 18,746 km. Through its associate OOO LatRosTrans, Co. operates an interconnected system in the Latvian Republic.