Mark Clifton Tolley

JKX Oil & Gas Ltd. engages in the exploration and production of oil and gas in Eastern Europe. It operates through the following geographical segments: UK, Ukraine, Russia, and Rest of the World. The UK segment includes the head office and purchases material, capital assets and services on behalf of other segments. The Ukraine and Russia segment involves with the production and exploration. The Rest of the World segment covers the exploration, development, and production. The company was founded on April 25, 1995 and is headquartered in London, the United Kingdom.

Part of United Energy Group Ltd., Carpatsky Petroleum, Inc. develops and produces oil, gas and condensate. The company is based in Houston, TX. The company was founded by J. Fred Hofheinz. Carpatsky Petroleum was acquired by Taurex Resources Plc on April 15, 2005.

Sibir Energy Ltd. is engages in integrated independent oil and gas exploration and production. The company's business operations is located in the United Kingdom and Moscow. Sibir Energy was founded in 1996 and is headquartered in London, the United Kingdom.