Founded in 1985 by former Westinghouse project manager Raymond “Pete” Dupill, Dupill Group is a service-disabled veteran-owned company now led by Marines Chad and Cornell Dupill. For more than 35 years, it has built its reputation solving demanding valve problems for nuclear facilities, government agencies, and industrial customers, with work governed by ASME NQA-1 and ISO 9001:2015-compliant quality systems.
NBIC VR Certificate of Authorization
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NBIC T/O Certificate of Authorization
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NBIC NR Certificate of Authorization
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NBIC R Certificate of Authorization
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ISO 9001:2015 Compliant
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ASME NQA-1
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10 CFR 50 Appendix B
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10 CFR Part 21
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10 CFR 830.122 Subpart A
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DOE Order 414.1D
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Service-Disabled Veteran-Owned Small Business
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HippoValve CorpHippoValve Corp. traces its valve-making roots to 1976 and was formed in 2013 through the merger of HIPPO Engineering Studio with Mariposa Valve. The U.S.-Taiwan team brings more than 40 years of industrial experience to fluid-control projects serving sectors such as petrochemicals, energy, and water treatment, with engineering support centered on simulation and system integration. Its quality system is certified to ISO 9001:2015.BROOKLYN, NY
Dunn's Valve Testers, IncDunn’s Valve Testers traces its Houston-area manufacturing legacy to 1978, when founder Emmitt Dunn produced the company’s first valve-testing machine for the U.S. Navy. Today, the company builds made-in-USA testing equipment to customer specifications and supports machines throughout their working lives, including systems that have remained in service for more than 30 years.MIDDLETOWN, NY
Global / SFC ValveWith more than 50 years in the field, Global / SFC Valve manufactures, assembles, tests, and inventories U.S. Navy standard valves and underway replenishment equipment for the Navy, shipyards, and NATO allies. Based in Somerset, Pennsylvania, the company also rebuilds and refurbishes UNREP components and is the only U.S. Navy-designated repair facility for refueling-at-sea probe and receiver assemblies. Its quality system is ISO 9001:2015 certified and supports Level 1/Subsafe and nuclear documentation.SOMERSET, PA
DFT® IncDFT® Inc. makes in-line check valves and severe-service control valves, with a problem-solving focus that grew from its original Basic-Check® design. Founded as Durabla Manufacturing Company in New York City in 1911, the company has more than 80 years of valve experience and is known for silent check valves that help prevent water hammer. DFT operates under an ISO 9001:2015 quality system and tests every check valve for pressure and leakage before shipment.EXTON, PA