FactoryRegistry

Manufacturing facilities in Connecticut

As of JUL 2026, FactoryRegistry lists 2,848 manufacturing facilities in Connecticut, sourced from EPA, OSHA and Census records.

FACILITIES
2,848
RECENT OPERATING SIGNAL
1,773
COUNTIES WITH FACILITIES
9
MAPPED
2,727
96% located

Top industries in Connecticut

Fabricated Metal Product Manufacturing743Transportation Equipment Manufacturing287Machinery Manufacturing274Computer and Electronic Product Manufacturing273Chemical Manufacturing243Miscellaneous Manufacturing191Plastics and Rubber Products Manufacturing142Electrical Equipment, Appliance & Component Manufacturing142

Counties

Capitol (845)South Central Connecticut (514)Naugatuck Valley (417)Western Connecticut (291)Greater Bridgeport (190)Lower Connecticut River Valley (142)Southeastern Connecticut (128)Northeastern Connecticut (110)Northwest Hills (89)

Top cities

Wallingford (78)Milford (76)Danbury (68)Bridgeport (66)Waterbury (63)New Britain (62)Bristol (58)New Haven (55)Stratford (54)Bloomfield (52)

Facilities

Abbott Ball Company the
West Hartford, CT
ACTIVE331111EMP 20-99
Acmt, INC.
Manchester, CT
ACTIVE332999EMP 20-99
Alinabal LLC
Milford, CT
ACTIVE332112EMP 100-499
Anco Engineering, INC
Shelton, CT
ACTIVE332312EMP 20-99
Becon INC
Bloomfield, CT
ACTIVE333611EMP 20-99
Bicron Electronics, LLC
Torrington, CT
ACTIVE334416EMP 20-99
Bodycote Thermal Processing, INC
Berlin, CT
ACTIVE332811EMP 20-99
Bull Metal Products, INC.
Middletown, CT
ACTIVE332116EMP 20-99
Caap Co., INC.
Milford, CT
ACTIVE325510EMP 20-99
Coronet Machinery CORP.
Bethel, CT
ACTIVE332710EMP 20-99
Donwell Co, the
Manchester, CT
ACTIVE332812EMP 20-99
Enjet Aero Bloomfield, LLC
Bloomfield, CT
ACTIVE336412EMP 100-499
Fenn LLC
East Berlin, CT
ACTIVE332710EMP 20-99
Hydro Honing Laboratories INC
East Hartford, CT
ACTIVE332811EMP 20-99
Industrial Heater CORP
Cheshire, CT
ACTIVE332322EMP 20-99
Integrated Illumination Systems INC
Morris, CT
ACTIVE335122EMP 100-499
Macdermid Enthone INC.
West Haven, CT
ACTIVE325998EMP 100-499
Mannkind Corporation
Danbury, CT
ACTIVE325199EMP 100-499
Mercantile Development INC
Shelton, CT
ACTIVE322299EMP 20-99
Metal Finishing Technologies, LLC
Bristol, CT
ACTIVE332813EMP 20-99
Metal Improvement Company, LLC.
Windsor, CT
ACTIVE332811EMP 20-99
Naiad Dynamics US INC
Shelton, CT
ACTIVE334511EMP 20-99
Northeast Electronics CORP
Milford, CT
ACTIVE332813EMP 20-99
Ogs Technologies, INC.
Cheshire, CT
ACTIVE332119EMP 20-99
Peter Paul Electronics Co., INC.
New Britain, CT
ACTIVE332911EMP 100-499
Photronics INC
Brookfield, CT
ACTIVE325992EMP 100-499
Pmp CORP
Avon, CT
ACTIVE333914EMP 20-99
Polamer Precision INC
New Britain, CT
ACTIVE332710EMP 100-499
Precision X-ray, INC.
Madison, CT
ACTIVE334517EMP 20-99
Prime Technology LLC
North Branford, CT
ACTIVE334515EMP 20-99
Radcliff Wire INC
Bristol, CT
ACTIVE331222EMP 20-99
Rbc Aircraft Products, INC.
Torrington, CT
ACTIVE332991EMP 100-499
Rowley Spring & Stamping Corporation
Bristol, CT
ACTIVE332116EMP 100-499
Rscc Wire & Cable LLC
East Granby, CT
ACTIVE335929EMP 100-499
Seconn Fabrication LLC
Waterford, CT
ACTIVE332322EMP 20-99
Solventum Purification INC.
Meriden, CT
ACTIVE333998EMP 100-499
Spartech LLC
Stamford, CT
ACTIVE326113EMP 20-99
Spectrum Machine & Design, LLC
Windsor Locks, CT
ACTIVE332710EMP 20-99
Summit Corporation of America
Thomaston, CT
ACTIVE332812EMP 20-99
Thames Shipyard & Repair Company the
New London, CT
ACTIVE336611EMP 20-99
The Har-conn Chrome Company
West Hartford, CT
ACTIVE332813EMP 100-499
The Sterling Engineering Corporation
Barkhamsted, CT
ACTIVE332710EMP 20-99
The United Tool & Die Company
West Hartford, CT
ACTIVE336412EMP 20-99
Tighitco INC.
Berlin, CT
ACTIVE336412EMP 100-499
Times Microwave Systems, INC
Wallingford, CT
ACTIVE334417EMP 100-499
Vespoli Usa, INC
New Haven, CT
ACTIVE336612EMP 20-99
Yankee Casting Co, INC
Enfield, CT
ACTIVE331521EMP 20-99
901 D, LLC
New London, CT
ACTIVE332999EMP 1-19
Advanced Performance Glass INC
East Hartford, CT
ACTIVE332321EMP 20-99
Airex Rubber Products Corporation
Portland, CT
ACTIVE326299EMP 20-99

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