Nathan M. Avery

Cameron International Corp. designs, manufactures, markets and services equipment used by the oil and gas industry and industrial manufacturing companies. It provides flow equipment products, systems and services to worldwide oil, gas and process industries. The company was founded by Harry Cameron and James Abercrombie in 1920 and is headquartered in Houston, TX.

Daniel Industries, Inc. provides fiscal flow and energy measurement products, systems and services. The company is headquartered in St. Louis, MO.

Galveston-Houston Co manufactures and markets replacement wear parts and excavation buckets for the construction, mining and other earthmoving industries, custom steel casting for the energy and other industrial markets, and flow measurement products and systems for the oil and gas industry. The company was founded by Nathan M. Avery in 1936 and is located in Houston, TX.

Part of Emerson Electric Co., Bettis Corp. is a valve actuators and control systems company. The company is based in Waller, TX. Bettis was acquired by DMCO Holding, Inc., part of Emerson Electric Co. from June 24, 1999 on December 31, 1996 for $63.90 million.

TransCoastal Marine Services, Inc. provides oil and gas field services. The company has two operating groups: the pipeline and marine group and the fabrication and offshore group. The pipeline and marine group performs pipeline installation and repair worldwide utilizing a fleet of company-owned vessels. The company currently conducts operations from port facilities and fabrication yards strategically positioned along the United States gulf coast

Part of White Deer Management LLC, Edelman & Guill Energy Ltd. is a company based in Houston, TX. Edelman & Guill Energy Ltd. was founded in 2008.

White Deer Management LLC (White Deer Management) is a private equity firm founded in 2008 by Benjamin Allen Guill and Thomas Jeffery Edelman. The firm is headquartered in Houston, Texas with additional office in New York.