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Manufacturing in Lower Connecticut River Valley County, Connecticut

The Lower Connecticut River Valley, Connecticut, has 183 facilities listed in the register. According to the Bureau of Labor Statistics, 198 establishments were counted in 2025. Transportation Equipment Manufacturing is an industry with 3,391 employees in the Lower Connecticut River Valley, according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 198 manufacturing establishments in Lower Connecticut River Valley County in 2025, employing about 8,450 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 183, about 92% of that figure.

Facilities123 FACILITIES

Listing 123 of 183: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
R. R. Donnelley & SonsOld SaybrookPrinting and Related Support Activities323110— UNVERIFIED
Safety-kleen Systems INC - Portland FacilityPortlandChemical Manufacturing325998— UNVERIFIED
Stanley-bostitch Fastening SystemsClintonPrimary Metal Manufacturing331222— UNVERIFIED
Tilcon Connecticut - Portland PlantPortlandPetroleum and Coal Products Manufacturing324121— UNVERIFIED
American Metal Crafters LLCMiddletownFabricated Metal Product Manufacturing33243920–99 LIKELY ACTIVE
Birdon NE, LLCPortlandTransportation Equipment Manufacturing33661120–99 LIKELY ACTIVE
CenterbrookCenterbrookChemical Manufacturing32541220–99 LIKELY ACTIVE
ClintonClintonChemical Manufacturing32541220–99 LIKELY ACTIVE
Connecticut BranchMiddletownFood Manufacturing3115201–19 LIKELY ACTIVE
Ct135 Zygo CorporationMiddlefieldMachinery Manufacturing333314100–499 LIKELY ACTIVE
IMH GroupWestbrookFabricated Metal Product Manufacturing332911100–499 LIKELY ACTIVE
Plug GroupWestbrookFabricated Metal Product Manufacturing33291120–99 LIKELY ACTIVE
Restrictor GroupWestbrookFabricated Metal Product Manufacturing332911100–499 LIKELY ACTIVE
Solenoid GroupWestbrookFabricated Metal Product Manufacturing332911100–499 LIKELY ACTIVE
Sunbelt Solomon Services-CTMTMiddletonElectrical Equipment, Appliance & Component Manufacturing33531120–99 LIKELY ACTIVE
Coastal Group INCKillingworthMachinery Manufacturing333517— LIKELY ACTIVE
Cyber-hack Solutions LLCMiddletownComputer and Electronic Product Manufacturing334511— LIKELY ACTIVE
ID MAIL Systems IncMiddletownMachinery Manufacturing3333131–19 UNVERIFIED
InterPro LLCDeep RiverMachinery Manufacturing3335111–19 UNVERIFIED
Parason Machine, INC.Deep RiverFabricated Metal Product Manufacturing3327101–19 UNVERIFIED
Rapid Industries Inc.EssexPlastics and Rubber Products Manufacturing3261991–19 UNVERIFIED
The Rustic Barn LLCKillingworthFurniture and Related Product Manufacturing3371251–19 UNVERIFIED
Tm Ventures, LLCCenterbrookPrinting and Related Support Activities323111— UNVERIFIED

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