John T. Rynd

Chiles Offshore Corp. owns and operates offshore drilling rigs. It also provides offshore contract drilling and well workover services for the major and independent oil & gas companies. The company was founded by William E. Chiles in 1987 and is headquartered in Houston, TX.

GulfMark Offshore, Inc. engages in the provision of marine transportation services to the energy industry through a fleet of offshore support vessels serving major offshore energy markets in the world. It operates its business through the following segments: North Sea, Southeast Asia, and the Americas. Its services include platform supply, anchor handling, towing, marine construction support, and crewboats. The company was founded by Hy Bird in July 1958 and is headquartered in Houston, TX.

Hercules Offshore, Inc. engages in the provision of shallow-water drilling and marine services to the oil and natural gas exploration and production industry. It operates through the following business segments: Domestic Offshore, International Offshore, and International Liftboats. The company was founded by Erland Peter Bassøe in July 2004 and is headquartered in Houston, TX.

Hornbeck Offshore Services, Inc. (Louisiana) engages in the provision of marine transportation services to exploration and production, oilfield service, offshore construction, and military customers. It owns and operates fleets of offshore support vehicles and multi-purpose support vehicles. The company was founded by Todd M. Hornbeck and Larry D. Hornbeck in June 1997 and is headquartered in Covington, LA.

TODCO provides contract oil and gas drilling services. It operates drilling rigs that consists inland barge rigs, jackup rigs, submersible rigs, platform rig, and land rigs located in shallow and inland waters of the United States, Angola, Colombia, Mexico, Trinidad, and Venezuela. The firm also operates inland tugs, offshore tugs, crew boats, deck barges, shale barges, spud barges, and offshore barges. The company was founded in 1997 and is headquartered in Houston, TX.

Fieldwood Holdings LLC operates as a holding company. The company is based in Houston, DE and has subsidiaries in the United States.

Compressor Engineering Corp. manufactures, repair, and sells compressors, piston rings, cylinders, valves and other gas engine parts. It delivers compressor and engine products and services to the natural gas transmission, petrochemical, industrial, and midstream industries. The company was founded by Ernest G. Hotze in 1964 and is headquartered in Houston, TX.