Find Oil & Gas Exploration & Services Companies by State.
Zoominfo has 6,261 companies under Oil & Gas Exploration & Services in the US
Top 20 Oil & Gas Exploration & Services Companies in the US
Houston , Texas , United States (Map)
95000 EmployeesSchlumberger Limited
Schlumberger is the world's leading supplier of technology, integrated project management and information solutions to customers working in the oil and gas industry worldwide. Employing approximately 93,000 people representing over 140 nationalities and working in more than 85 countries, Schlumberger provides the industry's widest range of products... more
Houston , Texas , United States (Map)
65000 EmployeesHalliburton Company
Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With approximately 50,000 employees, representing 140 nationalities and operations in approximately 70 countries, the company serves the upstream oil and gas industry throughout the lifecycle of the reservoir - from locating hydroca... more
Houston , Texas , United States (Map)
44326 EmployeesNational Oilwell Varco Inc
National Oilwell Varco (NYSE: NOV) is a worldwide leader in the design, manufacture and sale of equipment and components used in oil and gas drilling and production operations and in the provision of oilfield services to the upstream oil and gas industry.
Houston , Texas , United States (Map)
43000 EmployeesBaker Hughes Inc.
Baker Hughes is a leading supplier of oilfield services, products, technology and systems to the worldwide oil and natural gas industry. The Company's 34,000 employees today work in more than 80 countries helping customers find, evaluate, drill, produce, transport and process hydrocarbon resources.
Houston , Texas , United States (Map)
39500 EmployeesWeatherford International Ltd
Weatherford is one of the largest multinational oilfield service companies providing innovative solutions, technology and services to the oil and gas industry. The Company operates in over 100 countries and has a network of approximately 1,000 locations, including manufacturing, service, research and development, and training facilities and employs... more
Houston , Texas , United States (Map)
24500 EmployeesQuanta Services , Inc.
Quanta Services is a leading specialized contracting services company, delivering infrastructure solutions for the electric power and oil and gas industries. Quanta's comprehensive services include designing, installing, repairing and maintaining energy infrastructure. With operations throughout the United States, Canada and Australia and in select... more
Houston , Texas , United States (Map)
23000 EmployeesCameron
Cameron is a leading provider of flow equipment products, systems and services to worldwide oil, gas and process industries. Leveraging its global manufacturing, engineering and sales and service network, Cameron works with drilling contractors, oil & gas producers, pipeline operators, refiners and other process owners to control, direct, adjust, p... more
Houston , Texas , United States (Map)
15400 EmployeesDrilling & Production Systems
 
Kennesaw , Georgia , United States (Map)
15000 EmployeesBrand Energy & Infrastructure Services Inc
Brand Energy and Infrastructure Services is a leading provider of specialized services to the global energy, industrial and infrastructure markets. Its range of service offerings include work access, corrosion management, atmospheric and immersion coatings, insulation services, fireproofing & refractory, mechanical services, forming & shoring and o... more
Houston , Texas , United States (Map)
13500 EmployeesNabors Industries Ltd
Nabors Industries (NYSE: NBR) owns and operates the world's largest land-based drilling rig fleet and is a leading provider of offshore platform rigs in the United States and numerous international markets. Nabors also provides directional drilling services, performance tools, and innovative technologies throughout many of the most significant oil ... more
Houston , Texas , United States (Map)
11290 EmployeesKinder Morgan , Inc.
Kinder Morgan, Inc. (NYSE: KMI) is the largest energy infrastructure company in America. It owns an interest in or operates approximately 84,000 miles of pipelines and approximately 180 terminals. The company's pipelines transport natural gas, gasoline, crude oil, CO2 and other products, and its terminals store and handle petroleum products, chemic... more
Houston , Texas , United States (Map)
11000 EmployeesOceaneering International Inc
Oceaneering is a global provider of engineered services and products, primarily to the offshore oil and gas industry, with a focus on deepwater applications.  Through the use of its applied technology expertise, Oceaneering also serves the defense, entertainment, and aerospace industries.  Oceaneering is publicly traded on the New York Stock Exchan... more
Houston , Texas , United States (Map)
10600 EmployeesMcDermott International , Inc.
McDermott is a leading provider of integrated engineering, procurement, construction and installation (EPCI) services for upstream field developments worldwide. The Company delivers fixed and floating production facilities, pipelines and subsea systems from concept to commissioning for complex Offshore and Subsea oil and gas projects to help oil co... more
Dallas , Texas , United States (Map)
10000 EmployeesPathfinder Energy Services
 
Houston , Texas , United States (Map)
10000 EmployeesBOURBON SA
 
Lafayette , Louisiana , United States (Map)
10000 EmployeesJohn Chance Land Surveys Inc
John Chance Land Surveys, Inc. was founded in 1957 as John E. Chance and Associates, a Lafayette-based survey firm supporting the oil and gas industry. In 1992, Chance sold the company to Fugro, a worldwide leader in survey, geotechnical, and geospatial services. Based in the Netherlands, Fugro provided the resources and vision to bring the company... more
Sugar Land , Texas , United States (Map)
10000 EmployeesOilfield
 
Houston , Texas , United States (Map)
10000 EmployeesM-I Drilling Fluids
 
Duncan , Texas , United States (Map)
10000 EmployeesRobbins & Myers Energy Services Group
 
Houston , Texas , United States (Map)
10000 EmployeesWeatherford
We are the leading experts in FBG technology, so it is only fitting that we are poised to become the leading provider of FBG sensing solutions. We have unlocked optical sensing technology and simplified it to the point where we can make comprehensive, reliable optical solutions available to the oil and gas industry, where they can generate value fo... more

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