Adrian G. Stewart

Iron Horse Midstream LLC constructs natural gas compressor stations. The company is headquartered in Mustang, OK.

Cardinal Midstream III LLC engages in the exploration and transmission of oil and gas. The company was founded on May 18, 2017 and is headquartered in Austin, TX.

Part of Industry Super Holdings Pty Ltd., Elysian Carbon Management LLC develops carbon capture and storage projects business. The company is based in Edmond, OK. Elysian Carbon Management was acquired by Buckeye Partners LP on July 17, 2023. The company was founded in 2018. Bret Logue has been the CEO of the company since 2019.

Tatanka Midstream LLC operates as an independent energy company. It focuses on acquiring and building midstream assets. The company was founded on March 2, 2020 and is headquartered in San Antonio, TX.

Tall Oak Midstream II LLC produces oil and natural gas. It offers natural gas gathering, compression, treating and processing, crude oil gathering, transportation, condensate, water handling and product marketing solutions. The company was founded by Max J. Myers, Ryan D. Lewellyn and Carlos P. Evans in April 2015 and is headquartered in Edmond, OK.

Humble Midstream LLC is an American forward-thinking company that aims to transform energy markets by delivering sustainable and scalable low-carbon solutions to accelerate the net-zero future. The facility will be located at the Enbridge Ingleside Energy Center, near Corpus Christi, TX. The company has reached an agreement to exit their joint venture with Enbridge Inc. for an undisclosed amount. Humble Midstream and Enbridge Inc. are jointly engaged in the planning and development phase for a utility scale ultra-low carbon production facility capable of supplying both low-carbon hydrogen and ammonia. The CEO of the company is Steven B. Huckaby.

Cogent Midstream LLC provides a full complement of tailored midstream services. The firm offers natural gas services which includes gas gathering, compression, and processing; and crude oil services which includes gathering, transportation, and third-party condensate stabilization. The company is headquartered in Dallas, TX.

Flatrock Energy Advisors LLC (Flatrock Energy Advisors) is a private equity firm founded by William D. Waldrip, William Robert Lemmons and Dennis F. Jaggi in 2008. The firm is headquartered in San Antonio, Texas.

Geodesign, Inc. provides engineering services. It offers geotechnical, environmental, geological engineering, mining consulting, and pavement engineering services. The company was founded in 1997 and is headquartered in Wilsonville, OR.

Vecino Energy Partners LLC develops infrastructure for the oil and gas industry. The company is based in San Antonio, TX. The company was founded in 2022. Wayne Ziegler has been the CEO of the company since 2022.