Andrew R. Weaver

J-W Operating Co. designs, manufactures and distributes natural gas compression. It focuses on natural gas compression, gathering, exploration, production and gas measurement. The firm operates in Texas, Louisiana, Oklahoma, Arkansas, New Mexico, Kansas, Colorado, Utah, Wyoming, California, Montana, Kentucky, West Virginia, Ohio, Pennsylvania and North Dakota. The company was founded in November 10, 1960 by Howard George Westerman and Thomas Jeffrey and is headquartered in Addison, 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.

Colorado Oil & Gas Association engages in the exploration and production of oil and gas. The private company is based in Denver, CO. The company was founded by Anthony W. Sharp. Dan Haley has been the CEO of the company since 2015.

Excell Services LLC provides directory assistance, operator services, and inbound customer service to the telecommunications industry. It offers outsourced services through its call centers located in North America. The company was founded in 2005 and is headquartered in Tempe, Arizona.