Founded in 1949 as Angelery Engineering Research Company, AERCO manufactures high-efficiency commercial and industrial boilers and water heaters, with tailored systems for demanding facilities. The Blauvelt, New York company introduced the commercial market’s first condensing, fully modulating boiler and water heater in 1988 and now builds its equipment on site in a 163,000-square-foot manufacturing facility. AERCO’s engineering-led approach also includes an AHRI-accredited laboratory and a history of contributing to industry standards and technical guidance.
AHRI Accredited Engineering Laboratory
ASME Code Approved Products
Compliance program
Industrial Steam Boiler CorporationFor more than 30 years, Industrial Steam Boiler Corporation has been known in the New York Tri-State Area for craftsman-quality work and custom field fabrication. The Copiague company serves commercial and industrial facilities, including hospitals, schools and manufacturing plants, with boilers and storage tanks designed for demanding installations. Its ASME and National Board approvals reflect the standards behind that work.COPIAGUE, NY
Cyclotherm of Watertown, IncSince 1942, Cyclotherm of Watertown has built individually configured package steam and hot-water boilers in Watertown, New York, along with marine steam generators and specialized heat-transfer equipment. Its compact two-pass design and patented Cyclonic Combustion define the company’s approach, while more than 26,000 package boilers built and equipment still operating from 1947 speak to its long service history. Cyclotherm also supports more than 10,000 customers with replacement parts and technical assistance.WATERTOWN, NY
Patterson-KelleyFounded in 1880, Patterson-Kelley designs and assembles commercial heating equipment in East Stroudsburg, Pennsylvania, and has served the commercial heating industry for more than 140 years. Its history spans feed-water heaters, heat exchangers, and gas-fired commercial boilers; today its equipment is distributed throughout North America and supported by technical and application services.EAST STROUDSBURG, PA
New Yorker BoilerNew Yorker Boiler manufactures residential hydronic-heating equipment, including gas- and oil-fired boilers and indirect water heaters. Its line spans cast-iron and steel designs for water and steam systems, along with an ENERGY STAR-certified high-efficiency condensing boiler, and the company provides sizing and technical resources for contractors and homeowners.PA, PA