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This is a list of oilfield service companies – which provide services to the petroleum exploration and production industry but do not typically produce petroleum. In the list, notable subsidiary companies and divisions are listed as sub-lists of their current parent companies.
The following is a list of notable companies in the petroleum industry that are engaged in petroleum exploration and production. The list is in alphabetical order by continent and then by country. This list does not include companies only involved in refining and marketing.
Gearhart Industries, The GO Company (formerly GO Oil Well Services, Gearhart-Owen Industries) was an oil well service company founded by Marvin Gearhart and Harrold Owen in 1955 and based in Fort Worth, Texas, United States. It provided well logging and well perforating services to both domestic and international customers.
NOV Inc., formerly National Oilwell Varco, is an American multinational corporation based in Houston, Texas.It is a worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry.
Nabors Industries Limited is an American global oil and gas drilling contractor that has operated since 1972. Based in Houston, Texas, Nabors operates the world’s largest land drilling rig fleet, with around 500 rigs operating in over 25 countries – in almost every significant O&G basin on the planet.
The newly formed company had 10 manufacturing and testing facilities, 70 sales offices, 30 service centers and more than 7,300 employees. The partnership started as a 50-50 relationship, but later Dresser took a 51% share of the assets while Ingersoll-Rand had 49%.
In 1995, the company opened a sales office in Beijing. [2] In 2002, the company acquired Bo Gray Casing Co. and A&M Tubular Maintenance for $10.5 million. [3] In 2006, the company moved its headquarters from Calgary to Houston, while continuing to manufacture in Calgary. [2] In 2011, the company acquired Premiere Casing Services - Egypt S.A.E. [4]
Dover Artificial Lift was formed in 2009 including Norris Rods, Fergusen Beauregard, Alberta Oil Tool, Norrisseal, C-Tech Design & Manufacturing, and Theta Oilfield Services Inc. In 2011, Dover Corporation acquires Harbison Fischer [ 11 ] and Oil Lift Technology Inc. [ 12 ] Both companies became member brands within Norris Production Solutions.