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Manufacturing facilities in Connecticut

The register lists 3653 facilities in Connecticut. The Bureau of Labor Statistics counted 4395 establishments in Connecticut in 2025. Transportation Equipment Manufacturing is an industry with 45961 employees in Connecticut, according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, counties and cities
Map of United States manufacturing facilities

Biggest counties

Capitol1,057South Central Connecticut636Naugatuck Valley541Western Connecticut398Greater Bridgeport244Lower Connecticut River Valley183Southeastern Connecticut179Northeastern Connecticut152
All 9 counties

Biggest cities

Federal labor statistics counted at least 4,395 manufacturing establishments in Connecticut in 2025, employing about 152,632 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 3,649, about 83% of that figure.

Facilities in Connecticut2,569 FACILITIES

Listing 2,569 of 3,649: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Stewart Efi Ct LLCThomastonFabricated Metal Product Manufacturing33211920–99 ACTIVE
Straitek, LLCDanburyFabricated Metal Product Manufacturing3327101–19 ACTIVE
Straton Industries, INC.StratfordFabricated Metal Product Manufacturing33271020–99 ACTIVE
Sumitomo Bakelite North America, INC.ManchesterChemical Manufacturing32521120–99 ACTIVE
Summit Corporation of AmericaThomastonFabricated Metal Product Manufacturing33281220–99 ACTIVE
Superior Plastics Extrusion Co - CTPutnamPlastics and Rubber Products Manufacturing32611220–99 ACTIVE
Superior Printing Ink CO. INC. Cmf 1HamdenChemical Manufacturing325910— ACTIVE
Supermill, LLCBerlinMachinery Manufacturing33351520–99 ACTIVE
Supreme Lake Mfg COPlantsvilleFabricated Metal Product Manufacturing33272120–99 ACTIVE
Suzio Asphalt CO Inc, LMeridenPetroleum and Coal Products Manufacturing3241211–19 ACTIVE
Swift Textile Metalizing LLCBloomfieldTextile Mills31332020–99 ACTIVE
Sycast, INC.HartfordPrimary Metal Manufacturing3315241–19 ACTIVE
Sylvan R Shemitz Designs LLCWest HavenElectrical Equipment, Appliance & Component Manufacturing33513220–99 ACTIVE
Synnott Systems, INCPlainfieldPrinting and Related Support Activities3231111–19 ACTIVE
Tactical Express, LLCFairfieldApparel Manufacturing3152101–19 ACTIVE
Talalay Global, INC.SheltonPlastics and Rubber Products Manufacturing326299100–499 ACTIVE
Taylor & Fenn COWindsorPrimary Metal Manufacturing33151120–99 ACTIVE
Technical Allied Products, INC.WallingfordComputer and Electronic Product Manufacturing3344191–19 ACTIVE
Technical Industries, INC.TorringtonChemical Manufacturing32521120–99 ACTIVE
Technical Manufacturing CorporationDurhamComputer and Electronic Product Manufacturing3344181–19 ACTIVE
Tees & More, LLCHartfordPrinting and Related Support Activities3231131–19 ACTIVE
Test Logic, INC.MiddletownComputer and Electronic Product Manufacturing3345151–19 ACTIVE
T.e.t. Mfg. CO INCMiddlefieldFabricated Metal Product Manufacturing3327101–19 ACTIVE
Thayermahan, INCGrotonComputer and Electronic Product Manufacturing334511100–499 ACTIVE
The Carby CorporationWatertownMiscellaneous Manufacturing33999320–99 ACTIVE
The Carlyle Johnson Machine Co, LLCBoltonElectrical Equipment, Appliance & Component Manufacturing33531420–99 ACTIVE
The Claremont Sales CORPDurhamTextile Product Mills31499920–99 ACTIVE
The Colt's Plastics Company, Inc.DayvillePlastics and Rubber Products Manufacturing32619920–99 ACTIVE
The Conard CorporationGlastonburyChemical Manufacturing32599220–99 ACTIVE
The E.r. Hitchcock CompanyNew BritainPrinting and Related Support Activities32311020–99 ACTIVE
The Har-conn Chrome CompanyWest HartfordFabricated Metal Product Manufacturing332813100–499 ACTIVE
The H R Hillery CompanyGrotonFabricated Metal Product Manufacturing3323121–19 ACTIVE
The Lee COWestbrookFabricated Metal Product Manufacturing332912500+ ACTIVE
The Marion Manufacturing CompanyCheshireFabricated Metal Product Manufacturing33211920–99 ACTIVE
The Phoenix Company of Chicago, INC.NaugatuckComputer and Electronic Product Manufacturing33441720–99 ACTIVE
The Platt Brothers & CompanyWaterburyPrimary Metal Manufacturing33149120–99 ACTIVE
Thermal-Flex Systems, Inc.NorthfordElectrical Equipment, Appliance & Component Manufacturing3353121–19 ACTIVE
The Sibley CompanyHaddamFabricated Metal Product Manufacturing3328131–19 ACTIVE
The Standard Mattress CompanyHartfordFurniture and Related Product Manufacturing33791020–99 ACTIVE
The Superior Plating CompanySouthportFabricated Metal Product Manufacturing33281320–99 ACTIVE
The United Tool & Die CompanyWest HartfordTransportation Equipment Manufacturing33641220–99 ACTIVE
The Wilson Arms CompanyBranfordFabricated Metal Product Manufacturing33299420–99 ACTIVE
The Wiremold COWest HartfordElectrical Equipment, Appliance & Component Manufacturing335931100–499 ACTIVE
Thomas Hooker Brewing CO.BloomfieldBeverage and Tobacco Product Manufacturing31212020–99 ACTIVE
Thomas W Raftery INCHartfordTextile Product Mills31412020–99 ACTIVE
Thompson Aerospace, LLCBristolFabricated Metal Product Manufacturing3327221–19 ACTIVE
Tick Box Technology CorporationNorwalkChemical Manufacturing3253201–19 ACTIVE
Tiger Enterprises, INC.PlantsvilleFabricated Metal Product Manufacturing33211620–99 ACTIVE
Tighitco INC.BerlinTransportation Equipment Manufacturing336412100–499 ACTIVE
Timbercraft LLCNew MilfordWood Product Manufacturing3219991–19 ACTIVE

Search all 3,649 Connecticut facilities