Roger B. Hunt

Noble Corp. Plc engages in the provision offshore drilling services for oil and gas industry. It focuses on a balanced fleet of floating and jackup rigs and the deployment of drilling rigs in oil and gas basins around the world. The company was founded by Lloyd Noble and Art Olson in 1921 and is headquartered in Sugar Land, TX.

GlobalSantaFe Corp. is one of the leaders in the contract drilling industry. It provides offshore oil and gas drilling and drilling management services. It owns and operates about 61 marine drilling rigs, including premium and heavy-duty, harsh-environment jackups, semi submersibles and dynamically positioned ultra-deepwater drillships, as well as two semi submersibles operated for third parties under a joint venture agreement. The company is headquartered in Houston, TX.

Pacific Drilling SA provides global ultra-deepwater drilling services to the oil and natural gas industry. The firm offers high-specification drillships such as Pacific Bora, Pacific Mistral, Pacific Scirocco, Pacific Santa Ana and Pacific Meltem. The company was founded on March 11, 2011 and is headquartered in Luxembourg.