FX Energy, Inc., an independent oil and gas exploration and production company, produces, explores, and develops oil and gas properties in the United States and Poland. The company primarily focuses on the exploration of Rotliegend sandstones in the Permian Basin, Poland. As of December 31, 2014, its estimated proved oil and gas reserves were 37.4 billion cubic feet of natural gas and 0.5 million barrels of oil, or a combined total of 39.5 billion cubic feet of natural gas equivalent. The company holds oil and gas exploration rights in a range of project areas comprising approximately 1.8 million gross acres in Poland, as well as produces oil from approximately 10,732 gross acres in Montana and 400 gross acres in Nevada. It also provides contract oilfield services, including drilling, workovers, location work, cementing, and acidizing services. The company was founded in 1989 and is headquartered in Salt Lake City, Utah. As of December 21, 2015, FX Energy Inc. operates as a subsidiary of ORLEN Upstream Sp z o.o.