Semiconductor Manufacturing Companies in Connecticut

Connecticut has approximately 4,200 manufacturing establishments and 160,000 manufacturing employees. Connecticut is a precision manufacturing powerhouse, home to Pratt & Whitney, Sikorsky, and Electric Boat, with deep expertise in aerospace and defense components.

Connecticut contributes to the national semiconductor manufacturing landscape. Semiconductor manufacturing includes companies that fabricate integrated circuits, assemble and test chips, and produce semiconductor manufacturing equipment. The US is investing heavily in domestic chip production through the CHIPS Act, with Intel, TSMC, Samsung, and others building major new fabrication facilities across the country.

Integrated Device Manufacturers: Companies like Intel and Texas Instruments that design and fabricate their own semiconductor chips.

Pure-Play Foundries: Contract chip fabricators like TSMC and GlobalFoundries that manufacture chips designed by fabless companies.

OSAT Providers: Outsourced semiconductor assembly and test companies that package and test fabricated wafers.

Semiconductor Equipment Makers: Companies like Applied Materials and Lam Research producing the specialized tools used in chip fabrication.

Materials Suppliers: Producers of silicon wafers, photomasks, specialty gases, and chemicals used in semiconductor fabrication.

Major industrial centers in Connecticut include Hartford, Bridgeport, New Haven, Stamford, and Waterbury. These cities have concentrations of manufacturers across sectors including aerospace manufacturing, defense manufacturing, and medical device manufacturing.