Vacuum Research Corporation has been making high-vacuum components since its first gate-valve production began in 1953, now manufacturing valves, gauges, fittings and pumps from its Pittsburgh headquarters. The company’s history is closely tied to patented high-conductance gate-valve designs, including its 1954 rotary-seal valve with unobstructed flow, and it continues to support and repair its equipment through the Pittsburgh factory.
RoHS Compliance
Compliance program
CE Mark
Compliance program
Sherwood ValveFormed in 1928, Sherwood Valve manufactures technical gas valves and flow-control components for system-critical industrial, specialty, medical, and appliance applications. Headquartered in Pittsburgh with a production facility in Cleveland, it is described as the only North American cylinder-valve manufacturer and has built its reputation around durable products for compressed-gas systems. Sherwood Valve operates as a Control Devices company.PITTSBURGH, PA
GA IndustriesFounded in Pittsburgh in 1895, GA Industries makes valves for municipal and industrial water and wastewater systems, continuing a line of work that began with boiler-work valves. The company’s valves are manufactured by VAG USA, LLC at its Mars, Pennsylvania facility, where GA Industries’ brand serves North American customers as part of the VAG Group. Its long-running specialty includes automatic and wastewater valves supported by application engineers and parts kept for equipment that has been in service for 50 years or more.MARS, PA
Vacuum Processes, IncSince 1991, Vacuum Processes, Inc. has built a long record designing and servicing custom vacuum equipment for industrial customers, with more than 35 years of experience and hundreds of systems in the field. Based in Everett, Pennsylvania, the company is distinctive for combining equipment fabrication with in-house research and process testing, helping customers adapt or improve systems rather than simply purchase standard machinery. Its ASME-certified work includes custom chambers and thermal process equipment for applications such as aerospace, heat treating, and medical manufacturing.EVERETT, PA
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