FactoryRegistry

Manufacturing in Lower Connecticut River Valley County, Connecticut

As of JUL 2026, FactoryRegistry lists 142 manufacturing facilities in Lower Connecticut River Valley County, Connecticut, sourced from EPA, OSHA and Census records.

FACILITIES
142
CITIES
10
TOP INDUSTRY
Fabricated Metal Product Manufacturing
34 facilities

Cities

Middletown (36)Clinton (13)Old Saybrook (10)Middlefield (8)Durham (8)Chester (8)Cromwell (8)Deep River (7)Portland (7)Westbrook (6)

Top industries

Fabricated Metal Product Manufacturing (34)Machinery Manufacturing (22)Transportation Equipment Manufacturing (15)Chemical Manufacturing (14)Computer and Electronic Product Manufacturing (12)Electrical Equipment, Appliance & Component Manufacturing (9)

Facilities

Bull Metal Products, INC.
Middletown, CT
ACTIVE332116EMP 20-99
Jarvis Airfoil INC.
Portland, CT
ACTIVE336412EMP 20-99
Kenneth Industrial Products, INC.
Durham, CT
ACTIVE339991EMP 1-19
L.c.doane Company,the
Ivoryton, CT
ACTIVE335122EMP 20-99
Sound Manufacturing, INC
Old Saybrook, CT
ACTIVE332322EMP 20-99
The Claremont Sales CORP
Durham, CT
ACTIVE314999EMP 20-99
Carey Manufacturing Co, INC
Cromwell, CT
LIKELY ACTIVE332510EMP 20-99
Aerocision LLC
Chester, CT
LIKELY ACTIVE336412EMP 20-99
Bell Power Systems
Essex, CT
LIKELY ACTIVE333618EMP 20-99
Bourdon Forge CO INC
Middletown, CT
LIKELY ACTIVE332111
Clinton Instrument CO the
Clinton, CT
LIKELY ACTIVE334419EMP 1-19
Cromwell Concrete Products, Incorporated
Cromwell, CT
LIKELY ACTIVE327320
Jarvis Products Corporation
Middletown, CT
LIKELY ACTIVE333241EMP 100-499
Kenyon International INC.
Clinton, CT
LIKELY ACTIVE335210
Plastic Design INC
Middletown, CT
LIKELY ACTIVE325991EMP 20-99
The Lee CO
Westbrook, CT
LIKELY ACTIVE332912
Whelen Engineering Company, INC.
Chester, CT
LIKELY ACTIVE336320
Absolute Standards INC
Middletown, CT
LIKELY ACTIVE325998
Aeronautix Precision, LLC
Old Saybrook, CT
LIKELY ACTIVE332710
Aerospace Techniques, INC.
Middletown, CT
LIKELY ACTIVE336412
American Metal Crafters LLC
Middletown, CT
LIKELY ACTIVE332439EMP 20-99
Atlantic Ventilating & Equipment Co., Inc.
Cromwell, CT
LIKELY ACTIVE332322EMP 1-19
Aztec Industries LLC
Middletown, CT
LIKELY ACTIVE332439
Bausch Advanced Tech
Clinton, CT
LIKELY ACTIVE333993EMP 20-99
Ben Hughes Communication Products CO.
Chester, CT
LIKELY ACTIVE332216
Bidwell Industrial Group, INC.
Middletown, CT
LIKELY ACTIVE333248
Birdon NE, LLC
Portland, CT
LIKELY ACTIVE336611EMP 20-99
Burt Process Equipment INC
Cromwell, CT
LIKELY ACTIVE333914
Casewerks, LLC
Chester, CT
LIKELY ACTIVE337215
Centerbrook
Centerbrook, CT
LIKELY ACTIVE325412EMP 20-99
Chapco INC
Chester, CT
LIKELY ACTIVE332322
Clinton
Clinton, CT
LIKELY ACTIVE325412EMP 20-99
Coastal Group INC
Killingworth, CT
LIKELY ACTIVE333517
Connecticut Branch
Middletown, CT
LIKELY ACTIVE311520EMP 1-19
Connecticut Contract Manufacturing LLC
Westbrook, CT
LIKELY ACTIVE311340EMP 20-99
Connecticut Valley Industries, LLC
Old Saybrook, CT
LIKELY ACTIVE335132
Ct135 Zygo Corporation
Middlefield, CT
LIKELY ACTIVE333314EMP 100-499
Cyber-hack Solutions LLC
Middletown, CT
LIKELY ACTIVE334511
Du-lite Corporation
Middletown, CT
LIKELY ACTIVE325998
Electronic Sales of New England, LLC
Old Saybrook, CT
LIKELY ACTIVE325211
Fiberqa, LLC
Old Lyme, CT
LIKELY ACTIVE334519
Firestable Insulation Company
Essex, CT
LIKELY ACTIVE325211
Gkn Aerospace Services Structures LLC
Cromwell, CT
LIKELY ACTIVE335991
GKN Aerospace Services Structures LLC / GKN Aerospace Engine Systems
Cromwell, CT
LIKELY ACTIVE336412EMP 100-499
Gull Associates, INC.
Old Lyme, CT
LIKELY ACTIVE323113
Habasit America-Middletown
Middletown, CT
LIKELY ACTIVE326220EMP 100-499
Helander Products INC
Clinton, CT
LIKELY ACTIVE333613
Hobson & Motzer, LLC - Durham, CT
Durham, CT
LIKELY ACTIVE333514EMP 100-499
Hubbell - Ripley
Cromwell, CT
LIKELY ACTIVE335311EMP 20-99
Hydro Service & Supplies, INC.
Middletown, CT
LIKELY ACTIVE333310