Birger Egill Skeie

NOV Subsea Products AS designs, develops and supplies drilling, and lifting equipment. Its products include offshore cranes, pipe-handling systems, riser tensioning systems, mooring systems, offshore production equipment, handling equipment for cable-laying vessels, and well-intervention systems. The company was founded in 1965 and is headquartered in Kristiansand, Norway.

National Oilwell Norway AS provides oilfield products and services for the oil and gas industry. The company manufactures and provides rig equipment, integrated systems, and supply chain solutions. It has offices in Kristiansand, Molde, Asker, Stavanger, and Søgne. The company was founded in 1965 and is headquartered in Stavanger, Norway.

Viasystems North America, Inc. provides time-critical, technologically-advanced printed circuit board engineering and manufacturing services. The company specializes in engineering and fabricating complex multi-layer printed circuit boards on a quick-turn basis. Its customers include the communications and computing, military and aerospace, industrial electronics, instrumentation, medical and high-durability commercial markets. The company operates in two geographic segments: Asia & North America. DDi was founded in 1978 and is headquartered in St. Louis, MO.

Ocean Rig ASA owns and operates drilling rigs. It specializes in offshore exploration, development, and production drilling in deepwater. The company has two drilling rigs, Leiv Eiriksson and Eirik Raude. Ocean Rig serves oil companies. The company was founded in 1996 and is headquartered in Stavanger, Norway

Sinvest AS provides financial and strategic investment services for oil and offshore companies. The firm does business through subsidiaries and specializes in the construction and operation of jack-up drilling rigs and drilling vessels. The company was founded on July 7, 2013 and is headquartered in Ranheim, Norway.

Maritime Well Service A/S provides oil and gas drilling services. The company is headquartered in Stavanger, Norway

Part of NOV, Inc., Maritime Hydraulics Ltd designs, manufactures, and sells a full line of coiled tubing units. Maritime Hydraulics was acquired by National-Oilwell, Inc. from Aker Maritime ASA on January 11, 2001 for $16.50 million.

Rowan Drilling Norway AS operates offshore oil drilling platforms. Its rigs include Hull B300, B301, and B306, which are used for drilling and production in harsh environment. The company was founded in September 2006 and is headquartered in Kristiansand, Norway.