German Khan

TNK-BP Ltd. provides exploration services for the oil and gas industry. The company's services include exploration and production, refining, marketing, sales and trading, oilfield, and technology services. TNK-BP was founded in 2003 and is headquartered in Moscow, Russia

Alfa Group operates as a financial-investment conglomerates. Its businesses include financial services, investment, retail trade, water utilities, and mineral water production. The company was founded by Mikhail Maratovich Fridman, German Borisovich Khan, and Alexey Kuzmichev in 1989 and is headquartered in Moscow, Russia.

Rosneft International Holdings Ltd. operates as a holding company. The firm engages in the exploration, development and production of crude oil and gas reserves. It also processes crude oil into refined products, and purchases, sells, and transports crude oil and refined petroleum products. The company was founded in 2003 and is headquartered in Moscow, Russia.

RVK- Center OJSC engages in the supply of water. It also provides sewage services. The company was founded in 1949 and is headquartered in Moscow, Russia.

Wintershall Dea AG engages in the exploration, production, and distribution of natural gas and crude oil. It specializes in transport and natural gas sales. The company was founded by Carl Julius Winter and Heinrich Grimberg on February 13, 1894 and is headquartered Kassel, Germany.