National Helium Plant, 12260 Road R, Liberal, KS 67901, US

Established in 1929, DCP Midstream is one of the leading gatherers and processors of natural gas in the United States. It works to meet the clean energy and related product needs of individuals in communities throughout the country. With more than 2,500 employees, DCP Midstream produces and supplies natural gas liquids. It owns and operates over 55 plants, nearly 10 fractionating facilities, and approximately 58,000 miles of gathering and transmission pipeline with connections to more than 35,800 active receipt points. The company produces over 7 trillion British thermal units of natural gas daily, as well as trades nearly 450,000 barrels of natural gas liquids per day. It serves industrial customers, retail propane distributors and natural gas and electric utilities. DCP Midstream maintains a location in Tulsa, Okla.