Marceau Schlumberger

ROC Service Co. LLC provides well site preparation, commissioning and de-commissioning services. It offers flowback, hydroexcavation, midstream, lease operating, and fabrication and welding services to the oil and natural gas industry. The company was founded in 1979 and is headquartered in Canonsburg, PA.

Coral Reef Capital LP (Coral Reef Capital) is a private equity firm founded in 2008 by Marceau N. Schlumberger and Yannick Mathieu. The firm is headquartered in New York.

Part of HOYA Corp., Microline Surgical, Inc. is a medical technology company based in Beverly, MA. The company specializes in designing, developing, and manufacturing advanced surgical instruments such as graspers, dissectors, scissors, and specialized instruments tailored to specific surgical procedures. The company's instruments are designed to enhance surgical outcomes, improve customer’s sustainability results, and reduce the cost of care. Microline Surgical partners with healthcare providers to streamline intraoperative efficiencies and drive significant cost savings.

Armada Oil, Inc. engages in the acquisition, development, and enhancement of multiple onshore oil and natural gas producing properties. The company was founded on November 6, 1998 and is headquartered in Dallas, TX.

Krewe Energy LLC engages in the acquisition, exploitation and development of oil and gas assets. The firm focuses on conventional production opportunities in South Louisiana. The company was founded by Thomas D. De Brock and Barry R. Salsbury in 2013 and is headquartered in Covington, LA.

Rawhide Mining LLC explores gold ores. The company is headquartered in Fallon, NV.

TNR Holdings LLC distributes motion picture DVD's. The company is headquartered in LA.

Rawhide Acquisition Holding LLC produces gold and silver. The company is headquartered in Fallon, Nevada.