Halliburton Energy Services, Inc. provides oilfield services. It offers technical products and services for petroleum, natural gas exploration and production. The company is headquartered in Houston, TX.

Baker Hughes, Inc. is a private company headquartered in Houston, TX. The firm manufactures oilfield equipment.

Weatherford Technology Holdings LLC engages in the provision of scientific and technological services. The company is headquartered in Houston, TX.

Part of Schlumberger NV, Schlumberger Technologies, Inc. is a company headquartered in Moorestown, NJ, that provides oilfield services such as distributing oil and gas information technologies and providing consulting services.

Part of Weatherford International plc, Weatherford/Lamb, Inc. is a company headquartered in Houston, TX, that engages in oil and gas extraction services.

Designs, manufactures and sells mechanical conponents

Services Petroliers Schlumberger SA provides engineering services. The company was founded on September 30, 1954 and is headquartered in Paris, France.

Landmark’s rich history of innovation began more than 30 years ago when the company’s founders changed exploration and production with the first interactive 3D seismic interpretation workstation. Landmark has continued to envision, invest in, evolve and advance our technologies. Milestone after milestone, the industry has hailed Landmark for its scientific leadership.​

National Oilwell, Inc., is a company which designs, manufactures and markets mechanical components for both land and offshore drilling rigs as well as land drilling and well servicing rigs. The company has it's headquarters in Houston, Texas. It is a subsidiary of National Oilwell Varco, Inc.

Schlumberger Technology BV, a subsidiary of Schlumberger NV, is a Dutch company located in The Hague. The firm provides gas and oil exploration services.

LORD is a diversified technology company with a long history of developing breakthrough adhesive, coating and motion management technologies that significantly improve the performance of their customers’ products. They have provided innovative solutions to demanding aerospace, defense, automotive and industrial customer problems for more than 85 years. With technology centers and manufacturing locations around the world, their 2,600+ employees are ready to serve you.

Weatherford Canada Partnership, part of Weatherford International plc, is a Canadian company located in Calgary, AB, that manufactures oil field equipment.

Evolution Engineering, Inc. provides engineering services. It offers Next Generation Measurement-While-Drilling technology such as Evolution, EvoOne, and Evo Powered that provides products focused on innovation and reliability for the Measurement-While-Drilling (MWD) market, system for onshore oil and gas drilling, and communication and sensor systems technology. The company was founded in and is headquartered in Calgary, Canada.

Nabors Drilling Technologies USA, Inc., a subsidiary of Nabors Industries Ltd., is a company headquartered in Dallas, TX, that provides oil and gas drilling services.

SDI was founded in Houston, TX in 1969, and that same year introduced “The EYE,” the oil and gas industry’s first commercial downhole, electronic steering tool. SDI maintains that pioneering spirit, developing key technologies which have resulted in A History of Firsts for SDI within the industry. Today, SDI is a leading provider in the global wellbore navigation services market as well as the US directional services market. SDI is the only company to offer a complete navigation solution for the energy services sector that includes High Accuracy Gyro Survey, MWD, LWD, MagTraC MWD Ranging™, and Cased Hole Solutions. The company serves a diverse range of customers in all energy sectors. Besides participating in some of the most complex conventional and unconventional oil and gas projects in the world, SDI also has extensive experience in working on geothermal wells and drilling horizontal laterals in coalbed methane reservoirs.