Bryan Grabowsky

Juniper Capital Management LLC (Juniper Capital) is a private equity firm founded in 2014 by Bryan L. Grabowsky and Louis J. Grabowsky. The firm is headquartered in Dallas, Texas.

Lone Star Investment Advisors LLC (Lone Star Investment) is a private equity firm founded in 2005 by Arthur W. Hollingsworth. The firm is headquartered in Dallas, Texas.

Founded in 2004 by Mark Stephens, Challenger Capital Group Ltd. is an independent financial services institution offering advisory services and private equity investing. They are located in Chicago with an additional office in Dallas.

RWI Construction, Inc. provides above-ground services to the oil and gas industry. It services include pad preparation for drilling and exploration clients; welding, assembly and maintenance of collection tanks and pipes; environmental services - leak detection, soil remediation and waste disposal; pressure vessel refurbishment and repair; other general services such as sandblasting, painting, coating, contract pumping and general roustabout labor. The company was founded in 1976 and is headquartered in Midland, TX.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.