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Pratt & Whitney in East Hartford—a world leader in aircraft engine design and manufacturing.
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Sikorsky Aircraft (a Lockheed Martin company) in Stratford—renowned for its military and commercial helicopters.
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Collins Aerospace (a Raytheon Technologies company) in Windsor Locks—specializes in avionics, interiors, and mission systems.
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Barnes Group in Bristol—supplies precision components and assemblies for jet engines, airframes, and industrial gas turbines.
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Honeywell in Rocky Hill—specializes in avionics, propulsion systems, and advanced aerospace technologies.
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The Lee Company in Westbrook—specializes in miniature precision fluid control components, serving industries such as aerospace, automotive, and medical devices.
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Kaman Aerospace in Bloomfield—provides components, structures, and aerostructures for defense and commercial aircraft.
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Hexcel Corporation in Stamford—manufactures advanced composite materials used in aerospace applications.
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Timken Aerospace Drive Systems in Manchester—supplies drive system components for aircraft.
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Pursuit Aerospace in Eastford—produces precision-formed metal components for aircraft engines.
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GKN Aerospace in Cromwell—supplies aerostructures and engine systems.