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Top Federal Contractors in Connecticut (FY2025)

Federal agencies obligated $35.1 billion on contracts performed in Connecticut in fiscal year 2025. The largest contractor listed was Electric Boat Corporation ($21.4 billion).

Top contractors in Connecticut

ContractorFY2025 obligationsShare
Electric Boat Corporation$21.4 billion60.8%
Rtx Corporation$7.3 billion20.7%
Sikorsky Aircraft Corporation$4.8 billion13.6%
Lockheed Martin Corporation$217.3 million0.6%
Hamilton Sundstrand Corporation$116.6 million0.3%
Weeks-cashman JV$87.8 million0.2%
Danbury Mission Technologies, LLC$60.1 million0.2%
Sonalysts INC$56.7 million0.2%
Emprise Corporation$49.4 million0.1%
Amerifield JV LLC$42.8 million0.1%
Triumph Engine Control Systems LLC$39.4 million0.1%
Applied Physical Sciences Corp$35.4 million0.1%
Acmt, Inc.$31.6 million0.1%
Whiting-turner Contracting Company, the$29.7 million0.1%
Regan Technologies Corp$29.3 million0.1%
P & S Construction Inc.$24.8 million0.1%
Design and Production Incorporated$19.8 million0.1%
Colt's Manufacturing Company, LLC$19.8 million0.1%
Gartner, Inc.$19.6 million0.1%
Mclaughlin Research Corporation$19.1 million0.1%
Treadwell Corporation (delaware)$17.6 million0.1%
Ethan Allen Retail, Inc.$17.5 million0.0%
Transaero, Inc.$16.0 million0.0%
The Hartford Provision Company$14.3 million0.0%
Sevenson Environmental Services, Inc.$13.8 million0.0%

Who buys

AgencyFY2025 obligationsShare
Department of Defense$34.6 billion98.6%
Department of Veterans Affairs$157.0 million0.4%
Department of Homeland Security$155.0 million0.4%
Department of Justice$39.3 million0.1%
Department of Health and Human Services$30.1 million0.1%
General Services Administration$21.7 million0.1%
National Aeronautics and Space Administration$18.9 million0.1%
Department of State$17.9 million0.1%
Department of Labor$17.5 million0.0%
Department of the Treasury$12.0 million0.0%

What is bought

Industry (NAICS)FY2025 obligations
Ship Building and Repairing (336611)$15.0 billion
Engineering Services (541330)$6.5 billion
Aircraft Engine and Engine Parts Manufacturing (336412)$5.4 billion
Aircraft Manufacturing (336411)$4.0 billion
Other Aircraft Parts and Auxiliary Equipment Manufacturing (336413)$2.2 billion
Other Support Activities for Air Transportation (488190)$569.0 million
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) (541715)$272.3 million
Commercial and Institutional Building Construction (236220)$122.1 million
Other Heavy and Civil Engineering Construction (237990)$105.0 million
All Other Miscellaneous Textile Product Mills (314999)$85.2 million
Other Electronic Component Manufacturing (334419)$70.5 million
Other Computer Related Services (541519)$51.5 million
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511)$40.1 million
Small Arms, Ordnance, and Ordnance Accessories Manufacturing (332994)$32.0 million
Hardware Manufacturing (332510)$31.1 million

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Source and coverage

Source: USAspending.gov, the U.S. Treasury's public record of federal spending, retrieved 2026-11-01. Figures are contract obligations (award types A, B, C and D) for federal fiscal year 2025, October 2024 to September 2025. Amounts are for work performed in the state, wherever the contractor is based. This is federal money only. State, city and town contracts are not included. Obligations can be negative when earlier amounts are withdrawn, some classified work is not reported, and contractors that may be individuals are left out of the name lists, so a list is not a complete ranking of everyone paid. Pushbuild is not affiliated with any agency or company listed.