Founded in 1948, Kimray designs, manufactures, and delivers control equipment for oil and gas production. Its history includes the invention of the back pressure regulator and glycol pump, and the company says its valves, regulators, and pumps have served producers for decades. Kimray is headquartered in Oklahoma City and completed its transition to a 100% employee-owned ESOP in 2026.
API Quality Certifications
ISO Quality Certifications
ISNetworld Member Contractor
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Veriforce Member
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H2S Certified
FAA Certified Remote Pilot
Crane and Rigging Certification
ABSA (Alberta) Canadian Registration Number
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ACIC Canadian Registration Number
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CSA Certification
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TSASK (Saskatchewan) Canadian Registration Number
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TSSA (Ontario) Canadian Registration Number
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Manitoba Canadian Registration Number
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Quebec Canadian Registration Number
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API
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ISO
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H2S
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FAAREMOTEPILOT
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CSA
Quality certification
Yost Electric, IncStarted by Chuck and Terri Yost in Gorham, Kansas, in 1978, Yost Electric remains under the Yost family’s control while serving customers across western Kansas and beyond. The company is best known for oil-field electrical service, including an early role in bringing variable-frequency drives to rod-pumping units, and it supports industrial customers from its Gorham-area operation.BECKLEY, WV
Kerotest Manufacturing CorpKerotest Manufacturing Corp. makes valves and related equipment, a business it traces to its 1909 founding in Pittsburgh. The employee-owned company retains its headquarters, product development, engineering, manufacturing, and customer service operations in Pittsburgh, with a second manufacturing facility in Mansura, Louisiana. Its longstanding work serves energy markets as well as municipal water customers.PITTSBURGH, PA
Harold Beck & Sons, IncFrom a Chestnut Hill basement in 1936 to its employee-owned factory in Newtown, Harold Beck & Sons makes electric actuators for industrial valves and dampers. The company’s American-made equipment is built for continuous, precise control in demanding environments, with Beck actuators now installed in more than 70 countries and on over 1,000 electric utility boilers. After 85 years of family ownership, Beck became 100% employee-owned in 2021 and maintains an ISO 9001:2015-certified quality system.NEWTOWN, PA
Extreme Telematics CorpFounded in 2001 by hardware and software developers, Calgary-based Extreme Telematics Corp. designs and manufactures rugged electronic controls and sensors for oil and gas well automation. Its first product was a plunger lift controller built for Canada’s harsh climate, and the company now pairs plunger-lift systems with contract engineering capabilities backed by more than 130 years of combined team experience. ETC’s products are designed for low-power, wide-temperature and hazardous-location applications.WHITE PLAINS, MD