Founded in 1952, Ellis & Watts Global Industries is a Batavia, Ohio manufacturer known for engineering equipment that must perform reliably in nuclear, military, aerospace and medical settings. The company designs custom HVAC systems and related equipment for demanding environments, then supports those installations with service and replacement parts throughout their working lives. Its 175,000-square-foot facility operates under an ISO 9001-registered quality program that meets ASME NQA-1 requirements.
ISO 9001 Registered
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ASME NQA-1
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NUPIC Approved
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NIAC Approved
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10 CFR 50 Appendix B
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ASME Section III
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ASME Section VIII
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IEEE Standards
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UL, CSA, and NFPA Requirements
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NEC Requirements
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CE Marked
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ECU CorporationECU Corporation designs and manufactures custom-engineered HVAC systems and nuclear-rated equipment for demanding environments. It serves defense, government, nuclear power, industrial, and commercial customers, and provides engineering, testing, commissioning, training, reverse engineering, and remote monitoring services.CINCINNATI, OH
AMETEK Solidstate ControlsSince 1962, AMETEK Solidstate Controls has designed and manufactured customizable industrial power equipment, including uninterruptible power systems, inverters and battery chargers. Based in Columbus, the company has more than 50,000 installations across 66 countries and tailors equipment for demanding environments such as process plants, oil and gas operations and nuclear facilities. Its nuclear systems are Class 1E safety-related, and the company recently completed recertification to ISO 9001:2015.COLUMBUS, OH
Tactical Environmental Systems, IncFrom Milford, Ohio, Tactical Environmental Systems, Inc. designs and manufactures HVAC and environmental control systems for military, aerospace, and commercial applications. The SAM-registered small business combines custom engineering with manufacturing and system integration, building solutions that range from trailer-mounted systems to equipment for hard and soft shelters. Its quality program uses ISO 9001:2008 and AS 9102 processes, with global logistics and support for customers.MILFORD, OH
Northern Air Systems LLCFor nearly three decades, Rochester-based Northern Air Systems has manufactured custom HVAC systems for mission-critical settings, from aviation ground support to mobile medical units and hazardous industrial environments. Its Tru-Temp™ systems are built for continuous operation in temperatures ranging from -40°F to 131°F, with thousands operating worldwide. Northern Air designs, builds, and tests its equipment in-house and holds ISO 9001:2015 certification.ROCHESTER, NY