Mail.Ru Group is an Internet company based in the Russian Federation. Co. operates the email service [email protected] and two IM networks in Russia - Mail.Ru Agent and ICQ. Co. operates two Russian-language online social networking sites: Moi [email protected] and Odnoklassniki.ru, and owns a strategic minority equity stake in the social network Vkontakte. Co. is also engaged in developing projects in E-commerce and operating more than 40 thematic vertical sites, targeting various user categories. Co. is also Russia's predominant online games company. Co. maintains a portfolio of online games which includes 34 MMO games and over 30 games for social networking sites.

Moskovskaya Birzha MMVB-RTS PAO. Moskovskaya Birzha MMVB-RTS PAO (MMVB-RTS OAO) is a Russia-based integrated stock exchange that provides electronic trade organization, clearing and settlements on trades, depository and information services. The Company provides trading and settlement services in such segments of the financial market as foreign exchange (FX) market, federal bonds market, market of derivative financial instruments, cash equities market, corporate and regional fixed income market, commodities market, as well as market for state and municipal orders. The Company was established as a result of the merger between MMVB ZAO and RTS OAO. It operates through six branches and three representative offices. As of February 27, 2013, the Company's major shareholder was the Central bank of the Russian Federation with a stake of 22.47%. In January 24, 2014, the Company sold its whole stake in MMVB-IT ZAO.

PAO Severstal is an integrated Iron & Steel works company with a range of products: hot and cold rolled steel, roll-formed shapes and pipes, rolled sections, a large group of coke products and by-products. Co. also has various social responsibilities such as the operation and maintenance of sports complexes, holiday and recreational facilities and public housing. Co.'s operations are organized along three principal divisions: Severstal Russian Steel engaged in crude steel production; Severstal Resources engaged in the production of iron ore concentrate, pellets and coking coal; and Severstal International engaged in the production of high-quality flat-rolled products.

Sistema is a telecommunications and technology investment group based in Russia. Co. invests in, and manages a range of companies which operate in the telecommunications, oil and energy, high technology, banking and other sectors. The main focus of Co.'s activities is service-based industries. Co.'s operations are organized along four segments: Telecommunications, Technology and Industry, Consumer Assets and Oil and Energy. Through its subsidiaries, Co.'s activities include: wireless telecommunications services , IT and systems integration, cable TV, manufacturing of radiotechnical equipment, oil, gas and energy production, banking activities, trading and investing and financing activities.

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.