Graham (NYSE:GHM), founded by Elwin W. Graham in 1933 and headquartered in Batavia, New York, is a global provider of custom-engineered equipment for vacuum and heat transfer applications. The company combines cast and fabricated designs to meet stringent performance requirements for industries ranging from power generation and petrochemical to aerospace and semiconductor manufacturing. Graham’s integrated approach encompasses initial concept development, detailed engineering, fabrication and after-sales support, enabling clients to address complex process challenges with reliable solutions.
The firm’s primary product offerings include liquid ring vacuum pumps and systems, hot water and steam generators, shell-and-tube and air-cooled heat exchangers, along with associated aftermarket parts and maintenance services. Graham’s liquid ring pumps are available in single- and dual-stage configurations, designed to achieve high throughput at low to moderate vacuum levels while minimizing maintenance downtime. Complementary thermal management products—such as industrial heaters and coolers—are tailored for precise temperature control in applications like chemical processing, nuclear steam supply and gas compression.
With manufacturing and service facilities located in North America, Europe and Asia, Graham supports a broad global customer base through application engineering, project management and field service teams. The company’s Research & Development group focuses on material innovations, computational modeling and energy-efficient designs to ensure compliance with evolving environmental standards and customer performance targets. Graham also offers condition-based monitoring and diagnostic tools to optimize equipment uptime and lifecycle costs.
Guided by an experienced executive team, Graham continues to expand its aftermarket services and develop strategic partnerships to enter emerging markets such as LNG processing, pharmaceutical production and solar photovoltaic manufacturing. By leveraging its longstanding heritage of technical innovation and a commitment to quality, the company aims to deliver engineered excellence and robust customer support for vacuum and heat transfer needs across diverse industrial sectors worldwide.
