Mark E. Ellerbe

TPH Partners LLC (TPH Partners) is a private equity subsidiary of Tudor, Pickering, Holt & Co. LLC founded in 2008 by GeoMcCormick. The firm is headquartered in Houston, Texas.

Clearfork Resources LLC is an oil and energy company. The company engages in the acquisition, development, and exploitation of oil and gas properties. It is seeking production and development in hydrocarbon bearing basins throughout the continental U.S. The company was founded by Gleen W. Reed and Jarvis Moore in 2011 and is headquartered in Fort Worth, TX.

Bluerock Energy Capital II LLC operates as an independent oil and gas producer finance company. It offers growth capital to independent producers for reserve-based acquisitions and monetization with associated production enhancement and development. The company was founded in 2009 and is headquartered in Houston, TX.

Big Horn Energy Services II LLC manufactures soft drinks and carbonated waters. The private company is based in Midland, TX.

Principle Petroleum Partners LLC engages in the exploration and production of oil and gas. It intends to acquire and develop oil and gas assets located in the Rocky Mountain region. The company was founded on April 2, 2013 and is headquartered in Dallas, TX.

Outfitter Energy Management LLC (Outfitter Energy Mgnt) is a private equity firm founded in 2016. The firm is headquartered in Houston, Texas.

Antioch Energy LLC invests in oil and gas exploration companies. The company was founded by Nathaniel Harding and Kevin Dunnington and is headquartered in Oklahoma City, OK.

Laurel Mountain Energy LLC engages in acquisition and development of oil and gas properties. It builds a quality asset portfolio with exposure to natural gas and liquids across multiple productive horizons. The company was founded by Clark R. Nicklas and David M. Nicklas in 2014 and is headquartered in Pittsburgh, PA.

Ingrain, Inc. provides digital rock physics laboratory services. The firm offers unconventional reservoirs, complex conventional reservoirs, joint industry project, and digital core library. The company was founded by Amos Nur, Jack P. Dvorkin, William Bosl, and Henrique Tono in 2007 and is headquartered in Houston, TX.

Bold Energy LP provides oil field exploration and monitoring services. The firm focuses on acquiring and exploiting reserves in the Delaware and Permian Basins of Southeast New Mexico and West Texas. The company is headquartered in Midland, TX.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Southwest Partners III LP provides investment services. It primarily invests in oil field service companies. The company was founded on March 11, 1997 and is located in Midland, TX.

Southwest Royalties, Inc. acquires, develops, and produces oil and gas properties. The firm produces and markets crude oil and natural gas from the properties owned. The company was founded in 1983 and is located in Midland, TX.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Bluerock Energy Partners LLC provides financial services to the oil and gas industry. It provides capital to producers for reserve-based acquisitions and monetization’s with associated production enhancement and development. The company is headquartered in Houston, TX.

Meritage Midstream Services LLC provides midstream services for oil and gas industries. The firm offers gathering, treating and handling of natural gas, crude oil, water, and condensates. The company was founded in 2009 and is headquartered in Golden, CO.

TRI Resources, Inc. provides midstream natural gas and NGL services. The company was founded in April 2003 and is headquartered in Houston, TX.

Young Men's Christian Association of The Greater Houston supports children, families, and communities. It offers early childhood and youth developmental programs, child care, health and wellness services, programs for seniors, and job training. The firm focuses in the areas of youth development, health living, and social responsibility. The company was founded in 1886 and is headquartered in Houston, TX.

Baker Hughes Holdings LLC supplies oilfield services, products, technology, and systems to the worldwide oil and natural gas industry. It provides products and services for other businesses including downstream chemicals, and process and pipeline services. The company is headquartered in Houston, TX.

Part of Tenneco, Inc., Tenneco Gas is a company that specializes in farm machinery and equipment. The company is based in Houston, TX.

The National Petroleum Council operates as a council for national petroleum. The private company is based in Washington.

Ningxia Newfield Foods Co. Ltd. is a Chinese company that was founded in 1994 and engages in producing buckwheat. The company is based in Yinchuan, China.

Part of MMGJ Hugoton III LLC, BHP Billiton Petroleum (Arkansas) Inc. explores and markets petroleum products. The company is based in Houston, TX.

Elk Meadows Resources LLC provides services related to acquisition and development of oil and gas properties. Its operational focuses will be on the exploitation of liquids-heavy onshore oil and gas properties, both conventional and unconventional, in the Permian Basin and Northern Rockies. The company was founded in 2012 and is headquartered in Denver, CO.