JKX Oil & Gas plc is a British-based hydrocarbon exploration and production company, listed on the London Stock Exchange. JKX operates primarily in Russia and Ukraine, but has a presence in six other countries in Europe and North America. Wikipedia
Subsidiaries: JKX Ukraine B.V., Folyopart Energia Kft., Poltava Petroleum Co., and more
Headquarters: London, United Kingdom
Date founded: 1995