Francis Sommer

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

RN Holding OJSC engages in the exploration and production of oil, gas, and petroleum products. Its activities include developing and production of crude oil and gas reserves; processing of crude oil into refined products; and purchasing, sale, and transportation of crude oil and refined petroleum products. The company is headquartered in Uvat, Russian Federation.

Central European Petroleum Ltd. operates as a petroleum exploration and production company. It pursues exploration and production projects in Middle Europe with focus on Germany. The firm also holds leases in Mecklenburg-Vorpommern and Brandenburg. The company was founded by Peter E. Putnam and Alula Damte in 2006 and is headquartered in Calgary, Canada.

Nobel Oil E&P (UK) Ltd. operates as an independent exploration and production company. The firm engages in oil and natural gas projects. The company was founded in 2014 and is headquartered in London, the United Kingdom.

LetterOne Holdings SA (L1) is an independent private equity firm headquartered in Luxembourg, Luxembourg. The firm was founded in 2013 by Mikhail Fridman.

KazMunaiGas Exploration Production JSC engages in the acquisition, exploration, development, production, processing, and export of hydrocarbons with its core operations of oil and gas properties. Its products include crude oil, natural, and associated gases. The company was founded in 1911 and is headquartered in Astana, Kazakhstan.