James Lytal

GulfTerra Energy Partners is the gatherer of oil and gas in the offshore Gulf of Mexico, specializing in the development of pipeline and platform infrastructure for the Deepwater Trend. Enterprise Products Partners LP acquired the company and its name was changed to Enterprise GTM Holdings LP.

Duncan Energy Partners LP acquires, owns, and operates a diversified portfolio of midstream energy assets. It engages in the businesses of natural gas liquids, transportation, petrochemical and refined products, and fractionation and marketing. The company was founded by Dan L. Duncan in September 2006 and is headquartered in Dallas, TX.

SemGroup LLC engages in the transportation, storage, distribution, market and other midstream services. It offers services for end-users and consumers of crude oil, natural gas, natural gas liquids and refined products. The company was founded in February 2000 and is headquartered in Oklahoma City, OK.

Enterprise Products GP LLC is a provider of oil-refining services. The company provides energy services to producers and consumers of natural gas, natural gas liquids, crude oil, refined products and petrochemicals. The company was incorporated in 1998 and is based in Houston, Texas.

Part of Kinder Morgan, Inc., Leviathan Gas Pipeline Partners LP manages offshore pipelines. The private company is based in Houston, TX.

Part of Azure Midstream Holdings LLC, Marlin Midstream GP LLC develops, owns, operates and acquires midstream energy assets. The private company is based in Houston, TX. Iris Chip J. Berthelot has been the CEO of the company since 2015. Marlin Midstream GP was acquired by Azure Midstream Co. LLC on February 27, 2015 for $162.50 million.

RM Partners LP engages in the ownership, operation, development, and acquisition of midstream assets in the Appalachian Basin. It operates through the Gathering and Compression; and Water Services segments. The Gathering and Compression segment involves in the natural gas gathering and compression services for Rice Energy and third parties in the Appalachian Basin. The Water Services segment offers services to support well completion activities and to collect and recycle or dispose of flow back and production of water. The company was founded on August 5, 2014 and is headquartered in Pittsburgh, PA.