FactoryRegistry

Manufacturing in Western Connecticut County, Connecticut

As of JUL 2026, FactoryRegistry lists 291 manufacturing facilities in Western Connecticut County, Connecticut, sourced from EPA, OSHA and Census records.

FACILITIES
291
CITIES
10
TOP INDUSTRY
Computer and Electronic Product Manufacturing
48 facilities

Cities

Danbury (67)Stamford (37)Norwalk (28)Bethel (28)Brookfield (20)New Milford (14)Newtown (12)Stamford (12)Greenwich (8)Danbury (8)

Top industries

Computer and Electronic Product Manufacturing (48)Fabricated Metal Product Manufacturing (47)Chemical Manufacturing (40)Machinery Manufacturing (33)Miscellaneous Manufacturing (25)Electrical Equipment, Appliance & Component Manufacturing (15)

Facilities

Coronet Machinery CORP.
Bethel, CT
ACTIVE332710EMP 20-99
Mannkind Corporation
Danbury, CT
ACTIVE325199EMP 100-499
Photronics INC
Brookfield, CT
ACTIVE325992EMP 100-499
Spartech LLC
Stamford, CT
ACTIVE326113EMP 20-99
Bedoukian Research, INC.
Danbury, CT
ACTIVE325199EMP 100-499
Danbury Mission Technologies, LLC
Danbury, CT
ACTIVE333310EMP 100-499
Eaton Aerospace LLC
Bethel, CT
ACTIVE334419EMP 100-499
Fuelcell Energy INC
Danbury, CT
ACTIVE335999EMP 100-499
Neeltran, INC.
New Milford, CT
ACTIVE335311EMP 20-99
Preferred Utilities Manufacturing Corporation
Danbury, CT
ACTIVE333414EMP 100-499
Schaeffler Aerospace USA CORP
Danbury, CT
ACTIVE332991EMP 100-499
Tarry Medical Products, INC.
Danbury, CT
ACTIVE339112EMP 20-99
Vanguard Products Corporation
Danbury, CT
ACTIVE339991EMP 20-99
Advanced Fusion Systems, LLC
Newtown, CT
LIKELY ACTIVE334419
Airpot
Norwalk, CT
LIKELY ACTIVE333319EMP 20-99
Amphenol Corporation
Danbury, CT
LIKELY ACTIVE332721
Amphenol Nexus Technologies, INC.
Stamford, CT
LIKELY ACTIVE334417EMP 20-99
Boehringer Ingelheim Pharmaceuticals INC
Ridgefield, CT
LIKELY ACTIVE325412
Branson Ultrasonics Corporation
Brookfield, CT
LIKELY ACTIVE333992
Cs Clean Solutions, INC.
Danbury, CT
LIKELY ACTIVE333413
Drs Naval Power Systems INC
Danbury, CT
LIKELY ACTIVE334515
Flagship Converters, INC
Danbury, CT
LIKELY ACTIVE326112EMP 20-99
Imperial Electronic Assembly, INC.
Brookfield, CT
LIKELY ACTIVE334418EMP 100-499
Kanthal Corporation
Bethel, CT
LIKELY ACTIVE331221EMP 20-99
King Industries, INC.
Norwalk, CT
LIKELY ACTIVE325199EMP 100-499
Miller-stephenson Chemical CO INC
Danbury, CT
LIKELY ACTIVE325510
Norwalk CO. , INC.
Norwalk, CT
LIKELY ACTIVE323120EMP 1-19
Radial Bearing
Danbury, CT
LIKELY ACTIVE332991EMP 20-99
Sealed Air CORP - Danbury
Danbury, CT
LIKELY ACTIVE325991EMP 20-99
The Danbury Square Box CO
Danbury, CT
LIKELY ACTIVE322211
Vitta CORP
Bethel, CT
LIKELY ACTIVE331492
3dconnexion INC.
Norwalk, CT
LIKELY ACTIVE334118
3t Lighting, INC.
Brookfield, CT
LIKELY ACTIVE335131
908 Danbury
Danbury, CT
LIKELY ACTIVE334516EMP 20-99
908 Stamford
Stamford, CT
LIKELY ACTIVE332710EMP 1-19
Ab Electronics LLC
Danbury, CT
LIKELY ACTIVE334418
Abyrx INC
Stamford, CT
LIKELY ACTIVE339113
AJ Tuck Company
Brookfield, CT
LIKELY ACTIVE332813EMP 1-19
Allied Sinterings Incorporated
Danbury, CT
LIKELY ACTIVE332117EMP 20-99
Allstrum INC.
Stamford, CT
LIKELY ACTIVE339992
Amphenol Corporation
Stamford, CT
LIKELY ACTIVE334417
Analytical & Combustion Systems, INC
Bethel, CT
LIKELY ACTIVE333414
Aragra - AB Electronics LLC
Brookfield, CT
LIKELY ACTIVE334418EMP 20-99
Arcadia Products, LLC - Conneticut
Stamford, CT
LIKELY ACTIVE332321EMP 20-99
Arch Medical Solutions - Newtown, LLC
Newtown, CT
LIKELY ACTIVE332710
Arden LLC
Riverside, CT
LIKELY ACTIVE336411
Artech Packaging LLC
Bethel, CT
LIKELY ACTIVE324191
Asml
Wilton, CT
LIKELY ACTIVE333242EMP 500+
Assembly Center
Stamford, CT
LIKELY ACTIVE337920EMP 1-19
Barzetti Welding, LLC
Bethel, CT
LIKELY ACTIVE332999