Graham Corp. GHM

What this company does

Graham Corporation designs and manufactures fluid, power, heat transfer, vacuum and advanced mixing technologies for the Defense, Energy & Process and Space industries. Its corporate headquarters is co-located with its production facilities in Batavia, New York, and it has wholly-owned subsidiaries in Arvada, Colorado, Greenville, South Carolina, Jupiter, Florida and Louisville, Colorado, plus sales and engineering offices in Houston, Texas, Suzhou, China, and Ahmedabad and Pune, India. As of March 31, 2026, it had 732 employees, of which 23 were located outside of the U.S. Two customers each accounted for more than 10% of its revenue in fiscal 2026, when domestic sales represented approximately 85% of total sales and sales to the Defense industry were 60%. For the Defense industry, its equipment is used in nuclear and non-nuclear propulsion, power, fluid transfer, thermal management and advanced mixing systems. For the Energy & Process industries, it supplies equipment for vacuum, heat transfer, advanced mixing and fluid transfer applications used in oil refining, downstream chemical facilities, fertilizers, ethylene, methanol, energetics, edible oil, food and beverage, pulp and paper, medical, and alternative energy applications such as hydrogen, small modular nuclear, concentrated solar, lithium extraction and geothermal processes. For the Space industry, its equipment is used in propulsion, power, thermal management, advanced mixing and life support systems. The company was incorporated in Delaware in 1983 and is the successor to Graham Manufacturing Co., Inc., which was incorporated in New York in 1936.

Written from the business description in GRAHAM CORP's annual report to the U.S. Securities and Exchange Commission, filed 8 June 2026. Every sentence was checked against that document before publication.