Epsilon Energy Ltd., a natural gas and oil company, engages in the acquisition, development, gathering, and production of oil and gas reserves in the United States. It operates through Upstream and Gathering System segments. The company primarily focuses on the Marcellus Shale comprising 3,979 net acres located in the Susquehanna County, Pennsylvania; and Anadarko basin comprising 8,594 net acres located in the Oklahoma. As of December 31, 2020, it had total estimated net proved reserves of 88,658 million cubic feet of natural gas reserves and 371,343 barrels of oil and other liquids. Epsilon Energy Ltd. was incorporated in 2005 and is based in Houston, Texas.