Founded in Buffalo in 2015, GTI Fabrication has grown from a Department of Defense disaster-relief supplier into a large contract manufacturer serving government, defense, energy, and commercial customers. The company is known for building mission-ready structures and equipment in-house, with more than 800,000 square feet across its U.S. facilities and a 50-plus-person team. GTI is ISO 9001:2015 certified.
ISO 9001:2015
certification
AISC Certification
certification
AWS D1.1/D1.5 Standards
certification
ASTM International Standards
certification
ABS Approved Fabrication Facility
certification
LRQA Approved Fabrication Facility
certification
CSC Certification
certification
ISO 668
certification
ISO 1161
certification
Trade Agreements Act (TAA) Compliance
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Buy American Act (BAA) Compliance
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Inflation Reduction Act (IRA) Compliance
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Dumbo Defense IncWith more than 40 years of sales history, Dumbo Defense is a Brooklyn-based defense contractor known for supplying the U.S. military and its allies. Founded by an industry leader with more than 17 years of experience, the company combines contract manual assembly with the distribution of defense components for government agencies and commercial clients. Dumbo Defense is ISO 9001:2015 certified and holds DOD, DDTC, DD2345, and CMMC credentials.BROOKLYN, NY
Superior Fabrication Company, LLCEstablished in 1979 on a former B-52 Air Force base in Michigan’s eastern Upper Peninsula, Superior Fabrication Company is a contract manufacturer and steel fabricator producing engineered equipment for OEMs. Its 150,000-square-foot operation combines engineering and full-service fabrication, with particular depth in lift mast assemblies, fracturing pump frames and heavy-metal weldments. The company brings more than 40 years of fabrication experience and holds ISO 9001:2015 certification.SHARPSVILLE, PA
AT&FWith more than 80 years in metal fabrication, Cleveland-based AT&F is known for taking on unusually large, demanding projects for industrial and defense customers. Its work includes oversized components and complex fabrications, supported by large-scale equipment and an ISO 9001:2015 quality system conforming to military specifications.CLEVELAND, OH
Custom Engineering CoFor more than 65 years, Custom Engineering Co. has built its reputation in Erie as a large-scale contract manufacturer for demanding industrial and government work. Its 200,000-square-foot facility handles unusually large fabrications and precision machining for customers who need tightly controlled, documented production. The company has maintained NQA ISO 9001:2015 certification since 1997 and holds NAVSEA certification for naval welding.ERIE, PA