About Us

Graham Corporation is a global business that designs, manufactures and sells critical, highly-engineered equipment for the defense, energy, chemical/petrochemical industries, aerospace/space, medical, and technology industries. Our products and systems include custom-engineered ejectors, vacuum pumping systems, surface condensers, ejectors, and broad variety of turbomachinery solutions that transfers energy between a rotor and a fluid.

With the acquisition on June 1, 2021, of Barber-Nichols, a designer and manufacturer of turbomachinery products for the defense, aerospace/space and advanced energy markets, we have pivoted to growth. With this acquisition we further diversified our product offerings and increased our exposure in the defense industry and added the space and advanced energy markets.

The Graham and Barber-Nichols global brands stand for:
Engineering expertise in specialty turbomachinery solutions, vacuum and heat transfer, cryogenics, and technologies
Dedication to outstanding product quality and reliability
Commitment to placing the needs of customers first
A promise to stand behind every product to ensure expectations are met and performance assured