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Miscellaneous Manufacturing in Connecticut

NAICS 339 · CT

The Miscellaneous Manufacturing industry in Connecticut has 340 establishments, according to the Bureau of Labor Statistics. This register lists 236 facilities in Connecticut. Medtonic, located in North Haven, employed 2,529 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Capitol62South Central Connecticut55Western Connecticut32Naugatuck Valley23Greater Bridgeport16Southeastern Connecticut16Lower Connecticut River Valley12Northeastern Connecticut7

Biggest cities

Plants in Connecticut36 FACILITIES

Listing 36 of 55: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
American Seal and Engineering Company, INC.Orange20–99 ACTIVE
Bio-med Devices, INC.Guilford20–99 ACTIVE
Corru-seals, INC.Wallingford1–19 ACTIVE
Dexsil CorporationHamden20–99 ACTIVE
Eastern Tech LLCOrange1–19 ACTIVE
Jensen Industries INC.North Haven20–99 ACTIVE
Leon De Oro USA INC.North Branford1–19 ACTIVE
Parker Hannifin CORP Apbu FacilityNorth Haven— ACTIVE
Precision Metal Products, INC.Milford— ACTIVE
Rome Fastener CorporationMilford1–19 ACTIVE
Sedmed INC.Milford— ACTIVE
Sign Lite INCNorth Haven1–19 ACTIVE
W & W Machine CO INCMilford1–19 ACTIVE
Alternative Dental LaboratoryNorth Haven20–99 ACTIVE
Amazon Dental Lab LLCWest Haven— ACTIVE
Celestial Buddies, LLCGuilford— ACTIVE
Floe, INC.New Haven— ACTIVE
Grillo Services LLCMilford— ACTIVE
Specialty Coating Systems INCMilford1–19 ACTIVE
Z-medica, LLCWallingford— ACTIVE
Afi Orthotics & Prosthetics, LLCEast Haven— ACTIVE
Diagmetrics INC.Madison— ACTIVE
Hanger Prosthetics & Orthotics, INCNorth Haven— ACTIVE
New Birth Hair Care LLCNew Haven— ACTIVE
Oberg Medical Finishing Solutions CenterWallingford20–99 ACTIVE
Trace Sensing Technologies, INC.Wallingford— ACTIVE
U-smell-it LLCGuilford— ACTIVE
Covidien LP (formerly U S Surgical CORP /tyco Healthcare Group)North Haven— LIKELY ACTIVE
Archer Sign Service, LLC.Milford— LIKELY ACTIVE
Bic Consumer Products Manufacturing CO. INC.Milford100–499 LIKELY ACTIVE
Ct HypodermicsWallingford— LIKELY ACTIVE
High Precision INC.Hamden— LIKELY ACTIVE
Just Buttons, LLCBranford— LIKELY ACTIVE
Engineered Materials North HavenNorth Haven100–499 LIKELY ACTIVE
Isign Solutions LLCBethany— LIKELY ACTIVE
Chad Labs CorporationMilford1–19 UNVERIFIED

Search all 236 facilities

All miscellaneous manufacturing nationwide · All manufacturing in Connecticut