Circle Valve Technologies Inc. manufactures cryogenic non-jacketed and jacketed shutoff valves. The non-jacketed cryogenic valves are available with 1/4" to 2" connection sizes and with socket weld or butt weld end connections. Jacketed cryogenic valves feature globe, angle, or "Y" pattern body styles, and are available in 1/4" to 4" sizes.

Generant designs and manufactures a line of cryogenic valves, including relief, high pressure relief, vent relief, check, liquid cylinder, one piece check, forged needle and inline relief valves. Cryogenic check valves are available in 1/2" to 3/4" sizes, with up to 7000 psi. Cryogenic relief valves are available in 1/2" to 1/2" sizes, and feature 10-750 psi.

CPC-Cryolab produces cryogenic vacuum jacketed shutoff valves, cryogenic extended stem shutoff valves, cryogenic extended bonnet shutoff valves, and cryogenic bellow seal globe valves.