conaxtechnologies.com Conax Technologies US manufacturer founded in 1952 in Buffalo, New York, producing temperature sensors like thermocouples and RTDs together with high-pressure compression seal fittings for extreme conditions. Owned by the private equity firm May River Capital, it has around 200 to 500 employees and estimated revenue of roughly 41 million dollars. Its products operate in extreme temperatures up to 2000 Fahrenheit and pressures up to 100,000 psi across aerospace, defense, semiconductor, medical and energy markets. The company runs a 101,000 square foot plant with 150 machines, holds AS9100, NADCAP and ISO certifications, and has over 45 patents with 100 million products installed worldwide. Under CEO John LeFevre since 2023 it is expanding through acquisitions such as Vulcan Electric and Sorregosa Spain plus growth in semiconductor and medical verticals.