C. Gregory Harper

Midcoast Energy Partners LP operates as a primary vehicle for owning and growing its natural gas, natural gas liquids, and midstream business. The company is headquartered in Houston, TX.

Enbridge Energy Co., Inc. provides crude and natural gas transportation business services. The company was founded on October 30, 2001 and is headquartered in Houston, TX.

Sprague Operating Resources LLC generates and distributes oil and natural gas. Its products include diesel, gasoline, home heating oil, and residual fuels. The firm also offers differentiated products and services including value-added customer support and online tools. The company was founded by Charles Hill Sprague in 1870 and is headquartered in Portsmouth, NH.

Duke Energy Gas Transmission generates, transmits, distributes and sells electric energy It is a diversified energy company with a portfolio of natural gas & electric businesses, both regulated & non-regulated and an affiliated real estate company. It supplies and processes energy for customers in North America and selected international markets. The company is headquartered in Charlotte, NC.

Part of Enbridge, Inc., East Tennessee Natural Gas Co. owns and operates natural gas pipeline systems. The private company is based in Glade Spring, VA.

Enbridge (U.S.), Inc. provides transportation services for crude oil, liquid petroleum and natural gas. It also operates natural gas midstream businesses including gathering, transmission, processing, treating and marketing subsidiaries. The company was founded on July 12, 2001 and is headquartered in Houston, TX.

Interstate Natural Gas Association of America operates as a not-for-profit organization. It specializes in the natural gas pipeline industry. The firm regulates the safety, environment, construction, economics, security, and operations of the industry. The company is headquartered in Washington, DC.

Algonquin Gas Transmission LLC provides transportation and storage of natural gas. It pipelines connect to Texas Eastern Transmission and Maritimes and Northeast. The company is headquartered in Dallas, TX.

American Society of Mechanical Engineers operates non-profit professional organization that enables collaboration, knowledge sharing and skill development for engineering community. The company was founded in 1880 and is headquartered in New York, NY.

Neighborhood Centers Inc. provides information aimed at volunteers, clients, donors, partners, and news media. The company was founded in 1907 and is headquartered in Bellaire, TX.

The Houston Area Women's Center provides individual and family social services. It offers sexual assault services, counseling services, children court services, and violence prevention and community services. The company was founded in 1977 and is headquartered in Houston, TX.

Part of Enbridge, Inc., East Tennessee Natural Gas LLC engages in distribution of natural gas. The private company is based in Houston, TX.

Part of The River Performing & Visual Arts Center, Theatre Under The Stars is a private company that produces, directs, and conducts musical theater presentations. The company is based in Houston, TX. Theatre Under The Stars was acquired by The River Performing & Visual Arts Center on May 04, 2010.

Sprague Resources LP engages in the purchase, storage, distribution and sale of refined products and natural gas. It operates through the following segments: Refined Products, Natural Gas, Materials Handling, and Other Operations. The Refined Products segment offers refined products, such as heating oil, diesel, residual fuel oil, kerosene, jet fuel and gasoline. The Natural Gas segment purchases, sells and distributes natural gas. The Materials Handling segment stores various customer owned products, which includes asphalt, clay slurry, salt, gypsum, coal, petroleum coke, caustic soda, tallow, pulp and heavy equipment. The Other Operations segment includes the marketing and distribution of coal conducted in Portland, Maine terminal, commercial trucking activity conducted by Canadian subsidiary and heating equipment service business. The company was founded by Charles Hill Sprague in 1870 and is headquartered in Portsmouth, NH.

Part of Hartree Partners LP, Sprague Resources GP LLC engages in the purchase, storage, and distribution of refined products and natural gas. The private company is based in Portsmouth, NH. Sprague Resources GP was acquired by Hartree Partners LP from Sprague Resources Holdings LLC on May 28, 2021.

Part of Enbridge, Inc., Midcoast Holdings LLC provides investment services. The private company is based in Houston, TX. C. Gregory Harper has been the CEO of the company since 2014.

Blue Mountain Midstream LLC provides oil and gas exploration services. Its services include crude gathering, processing, marketing and water management. The company is headquartered in Houston, TX.

Riviera Resources, Inc. is an independent oil and gas company, which engages in operations of mature low-decline assets, and development of growth-oriented assets, and returning capital to shareholders. It operates through the Upstream and Blue Mountain segments. The Upstream segment focuses in the exploration, development, production, and sale of oil, natural gas, and NGLs. The Blue Mountain segment consists cryogenic natural gas processing facility and a network of gathering pipelines and compressors located in the Merge/SCOOP/STACK play. The company was founded in April 2018 and is headquartered in Houston, TX.

Evergreen Midstream LLC develops renewable natural resources projects. The company is based in Austin, TX. The company was founded by C. Gregory Harper, Brad Reese, Aubrey Dekok, and Shawn Pedersen. C. Gregory Harper has been the CEO since incorporation.