National Oilwell Varco, Inc. designs, manufactures, and sells equipment and components used in oil and gas drilling, completion, and production operations; and provides oilfield services to the upstream oil and gas industry worldwide.

It operates through four segments: Rig Systems, Rig Aftermarket, Wellbore Technologies, and Completion & Production Solutions. The Rig Systems segment offers land rigs; offshore drilling equipment packages; and drilling rig components.


This segment provides substructures, derricks, and masts; cranes; pipe lifting, racking, rotating, and assembly systems; fluid transfer technologies, such as mud pumps; pressure control equipment; power transmission systems; and rig instrumentation and control systems. The Rig Aftermarket segment offers spare parts; and repair and rental services, as well as technical support, field and first well support, field engineering, and customer training services.

The Wellbore Technologies segment designs, manufactures, rents, and sells various equipment and technologies. This segment also provides solids control and waste management equipment and services, drilling fluids, power generation equipment, drill and wired pipes, instruments, measuring and monitoring equipment, downhole and fishing tools, hole openers, and drill bits, as well as drilling optimization and automation, tubular inspection, repair and coating, and rope access inspection services.

The Completion and Production Solutions segment offers pressure pumping trucks and pumps, blenders, sanders, hydration units, injection units, flowlines, manifolds, and wellheads; well intervention tools; offshore production comprising composite pipes, process equipment, floating production systems, and subsea production technologies; and onshore production, including surface transfer and progressive cavity pumps, reciprocating pumps, pressure vessels, and artificial lift systems. The company was founded in 1862 and is headquartered in Houston, Texas.

National Oilwell Varco Headquarters Address

National Oilwell Varco, Inc. (NOV) – NYSE
Address: 7909 Parkwood Circle Drive, Houston, TX 77036, United States
Look: Google Maps Place

National Oilwell Varco Contacts

Phone: 713-346-7500 | Fax: 713-375-3994 | Website:

Corporate Executives

Clay C. Williams Chairman, Chief Exec. Officer and Pres
Jose A. Bayardo Chief Financial Officer and Sr. VP
Scott K. Duff Chief Accounting Officer, VP and Corp. Controller
Craig L. Weinstock Sr. VP, Gen. Counsel and Sec.
Joseph W. Rovig Pres of the Rig Systems and Rig Aftermarket Segments


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