Andriy Pasishnyk

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.

Naftogaz of Ukraine NJSC engages in petroleum and natural gas field operations. Its activities include imports and wholesales trading, extraction and processing, transmission, storage, distribution and supply of oil products, and upstream, transmission, storage, refinery, distribution and supply of gas products. The company was founded in 1998 and is headquartered in Kiev, Ukraine.

Ukrtransnafta JSC provides oil transportation services through pipelines. The private company is based in Kiev, Ukraine and has subsidiaries in the Russian Federation. The CEOs of the Ukrainian company are Sergey Sukalo and Mykola Havrylenko.