Headquartered in Houston, Texas, Marathon Oil Corporation is an independent exploration and production company with operations in the United States and worldwide. Its core operational areas include the exploration and production of crude oil, natural gas, and associated products, as well as the manufacturing and marketing of products manufactured from natural gas. With a rich history dating back to 1887, the company owns and operates 32 central gathering and treating facilities and a 42-mile natural gas pipeline in Karnes and Atascosa Counties.