Founded 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.
ASME Code Certification
certification
ASME Code Section VIII
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API 650
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API 620
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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
Diversified ManufacturingFounded in a 250-square-foot Lockport garage in 1955, Diversified Manufacturing now engineers and builds thermal equipment—particularly custom heat exchangers and pressure vessels—alongside the fabrication and machining needed to bring them from concept to production. Its 160,000-square-foot New York facility also supports industrial cooling products and equipment remanufacturing for local and international customers. The company holds ISO 9001:2015 and ASME certifications, including the ASME U and PP stamps.LOCKPORT, NY
Sistersville Tank Works IncFounded in Sistersville in 1894 during the Mid-Ohio Valley’s oil boom, Sistersville Tank Works builds custom ASME pressure vessels, heat exchangers, tanks and other heavy fabricated equipment. The woman-owned company is now led by the third generation of the Morgan family and serves industrial customers across the United States and overseas. Its Ohio River plant combines large-scale fabrication with in-house engineering, testing and field repair capabilities.SISTERSVILLE, WV
KAM Thermal Equipment, LtdFounded in Brooklyn in 1906, KAM Thermal Equipment is a fourth-generation, family-owned manufacturer of custom shell-and-tube heat exchangers, designed and built in New York for industrial and commercial systems. The company also makes exact-match replacement tube bundles, including reproductions for obsolete or undocumented equipment from other manufacturers. Its units are manufactured in the USA to ASME Section VIII, Division 1 and TEMA requirements.BOHEMIA, NY