APD cryogenics: semiconductor manufacturing, coating systems (precision coating Systems), detector cooling, medical diagnostics, industrial vacuum
	BOC Edwards: semiconductor and vacuum dependent proccessing
	Ceramaseal:ceramic-to-metal and glass-ceramic technology
	Duniway Stockroom Corp.:supplying reliable vacuum equipment
	Goodfellow: supplies metals, polymers, ceramics and other materials
	Helix Technology:development, application and support of innovative solutions in the field of vacuum technology
	Huntington: vacuum components
	Inficon: instruments for analysis, monitoring, control, and plasma processing
	Julabo: refrigerated and heating circulators / baths, high dynamic temperature systems, general purpose water baths, recirculating coolers, immersion and flow-through coolers etc.
	Kurt J. Lesker: vacuum systems and components
	McAllister Technical Services:analytical instruments and devices
	MDC Vacuum Products Corp.:building-blocks for vacuum science and technology
	MKS Instruments:binstruments, components and subsystems for vacuum and gas-based processes
	NuVacuum Sustems, Inc:fabrication of high-vacuum chambers, manifold, shrouds and subsystem assemblies
	Pfeifer Vacuum:vacuum processes and system
	Precision Plus Vacuum Parts, Inc.: supply of vacuum pump replacement parts, filters and fittings
	Swagelok: manufacturing corporation that delivers thousands of types of fluid system components through a network of more than 200 exclusive, independent sales and service centers on six continents.
	ThermoNESLAB:high-quality constant temperature equipment including refrigerated bath/circulators, chillers, immersion coolers and water-to-water heat exchangers (Thermo Electron Corp.)
	VARIAN Medical Systems: vacuum and spectroscopy products, parts, etc
	VAT:vacuum valves