Summit Midstream Partners Limited Partnership owns and operates midstream energy infrastructure assets in the U.S. It provides natural gas, crude oil, and water gathering services pursuant to long-term and fee-based gathering and processing agreements with clients and counterparties in six unconventional resource basins. The company also has an interest in Ohio Gathering, which operates a natural gas gathering and condensate stabilization facility in Ohio. Summit Midstream was founded in 2009 and is headquartered in Houston, TX.