Since its founding in 1974, Doucette Industries has built its identity around heat-transfer engineering in York, Pennsylvania. The company is recognized as the innovator of the vented double-wall heat exchanger and reports more than 1,000,000 units installed worldwide. Its team brings over 300 years of combined heat-exchanger manufacturing experience to custom work for refrigeration, air-conditioning, and hydronic applications.
Underwriters Laboratory Listing
certification
Underwriters Laboratory Listing for Vented Double Wall Heat Exchanger
certification
HEAT Exchange and Transfer, IncFamily-owned since its founding in 1968, HEAT Exchange and Transfer has operated from one Carnegie, Pennsylvania location while building a reputation around safe, reliable industrial temperature control. The company serves process industries with made-to-order heat-transfer systems, backed by decades of engineering experience and support throughout the equipment’s working life.CARNEGIE, PA
API Heat TransferWith roots reaching back to Schmidt’s founding in Bretten, Germany, in 1879, API Heat Transfer has spent more than 150 years building thermal-engineering expertise across a global manufacturing network. Today, the company designs and makes heat exchangers and thermal systems for high-uptime industrial operations, with engineering support extending from initial design through aftermarket service.BUFFALO, NY
AIM Heat ExchangersAIM Heat Exchangers designs and manufactures custom shell-and-tube heat exchangers at its Orchard Park, New York plant, keeping engineering and production under one roof. The family-owned business draws on more than 65 years in heat transfer and specializes in complex, highly specified applications, with every unit built in the USA and registered with the National Board. AIM is a division of third-generation, woman-owned Hesse Industrial Sales, the family company founded by John Hesse Sr. in 1963.ORCHARD PARK, NY
J.D. Cousins, IncFounded in Buffalo in 1867 as a machine builder, J.D. Cousins now designs and fabricates custom heat exchangers and pressure vessels for industrial production plants. The family-owned company has operated at its current Buffalo location since 1904, expanded to more than 25,000 square feet, and has maintained ASME Code certification since earning it shortly after World War II. Its engineers and welders build equipment to project-specific requirements, including oversized and specialty-material designs, for customers across the United States and internationally.BUFFALO, NY