Directory About

Home/Directory/Industries/Automotive/Connecticut

Connecticut · Automotive89 companies

Automotive manufacturing suppliers in Connecticut

89 companies in Connecticut are listed below. U.S. manufacturers whose descriptions or tags say they serve automotive customers. Confirm the specific requirements (materials, certifications, documentation) with each supplier.

Listings come from each company’s public information and may be incomplete, so confirm capabilities, materials and certifications with the shop before you commit. The fastest way to get quotes is one request: attach your drawing (PDF or STEP) or describe the part, and Noramark routes it to U.S. shops that fit.

The most listings are in Bristol, CT (6), Danbury, CT (5) and Southington, CT (5). Certifications stated: 27 ISO 9001, 7 AS9100 and 3 IATF 16949.

Sound Manufacturing

Noramark member

Old Saybrook, CT · Machining, Welding, Metal fabrication, Sheet metal fabrication

Industries: Aerospace, Automotive, Consumer Products, Energy

Engineering Specialties, Inc. (ESI)

North Branford, CT · Machining, Tool and die, Metal stamping

Industries: Aerospace, Automotive, Energy, Medical

The Platt Brothers & Co.

New Milford, CT · Metal stamping, Anodizing, Heat treating

Industries: Automotive, Medical

CED Services, Inc.

Fort Lauderdale, CT · Machining, Welding, Metal finishing

Industries: Aerospace, Automotive, Defense, Medical

Giering Metal Finishing, Inc.

Hamden, CT · Metal finishing, Powder coating, Industrial painting, Masking

Industries: Aerospace, Automotive, Defense, Medical

Metal Finishing Technologies, LLC

Bristol, CT · Metal finishing, Electroless nickel plating, Nickel plating, Passivation

Industries: Aerospace, Automotive, Medical

Consulting Engineering and Development Services, Inc.

Fort Lauderdale, CT · Machining, Welding, Metal finishing

Industries: Aerospace, Automotive, Defense, Medical

Four Star Manufacturing Co.

Bristol, CT · Machining, Grinding, Tool and die, Welding

Industries: Automotive, Medical

Allied Sinterings Inc

Danbury, CT · Metal finishing, Heat treating

Industries: Automotive, Medical

SMR-Metal Technology

South Windsor, CT · Welding, Metal finishing, Powder coating, Industrial painting

Industries: Aerospace, Automotive, Defense, Energy

RollTech Precision Metals

Farmington, CT · Metal stamping, Metal rolling, Metal finishing, Tempering

Industries: Automotive, Defense, Medical

Joining Technologies

East Granby, CT · Machining, Welding, 3D printing

Industries: Aerospace, Automotive, Defense, Energy

Aircraft Welding & Manufacturing Company LLC

Hartford, CT · Machining, Welding

Industries: Aerospace, Automotive, Defense, Medical

Advanced Prep-Coat, Inc.

Woodstock, CT · Grinding, Media blasting, Polishing

Industries: Automotive

Linal, Inc.

Windsor, CT · Metal stamping, Injection molding

Industries: Automotive, Defense, Marine, Medical

Light Metals Coloring

Southington, CT · Metal finishing, Anodizing, Laser engraving & marking

Industries: Aerospace, Automotive, Defense, Medical

Stelray Plastic Products, Inc.

Ansonia, CT · Welding, Injection molding

Industries: Aerospace, Automotive

bmi CAD Services, Inc.

Simsbury, CT · Machining, 3D printing

Industries: Aerospace, Automotive, Defense, Medical

Marion Mfg. Co.

Cheshire, CT · Welding, Metal stamping, Wire forming

Industries: Aerospace, Automotive, Medical

Precision Metal Products

Milford, CT · Machining, 3D printing

Industries: Aerospace, Automotive, Defense, Medical

Lasit USA

Glastonbury, CT · Welding, Laser engraving & marking

Industries: Automotive, Defense, Energy, Medical

Sonics & Materials, Inc.

Newtown, CT · Welding

Industries: Automotive, Medical

Automation Development Inc.

Terryville, CT · Machining, Welding

Industries: Automotive, Medical

NCT Friction Welding

Colchester, CT · Machining, Welding

Industries: Aerospace, Automotive, Defense

The Marion Manufacturing Company, Inc.

Cheshire, CT · Metal stamping

Industries: Aerospace, Automotive, Defense, Medical

Plainville Machine & Tool Co., Inc.

Bristol, CT · Metal stamping

Industries: Aerospace, Automotive, Medical

TorqMaster International

Stamford, CT · Machining

Industries: Aerospace, Automotive, Medical

GEMCO Manufacturing Co., Inc.

Southington, CT · Metal stamping, Wire forming

Industries: Aerospace, Automotive

METALLON INC.

Thomaston, CT · Metal stamping, Metal finishing

Industries: Aerospace, Automotive, Medical

Knight Manufacturing Co., Inc.

Waterbury, CT · Grinding, Metal stamping

Industries: Automotive, Defense

Arcade Metal Stamping

Bridgeport, CT · Metal stamping

Industries: Automotive, Medical

Knight Manufacturing Co.

Waterbury, CT · Grinding, Metal stamping

Industries: Automotive, Defense

Hayn Enterprises LLC

Rocky Hill, CT · Machining, Waterjet cutting

Industries: Automotive, Marine

L.P. MacAdams

Bridgeport, CT · Machining

Industries: Automotive, Defense

Axel Plastics Research Laboratories, Inc.

Lino Lakes, CT

Industries: Aerospace, Automotive, Energy

Rex Forge

Plantsville, CT · Tool and die

Industries: Automotive

Solo-Horton Brushes, Inc.

Torrington, CT · Industrial painting

Industries: Aerospace, Automotive, Defense, Food Processing

Xamax Industries, Inc.

Fort Mill, CT

Industries: Automotive, Medical

Elinco International JPC, Inc.

Fairfield, CT

Industries: Aerospace, Automotive, Defense, Medical

Allied Sinterings, Inc.

Danbury, CT

Industries: Aerospace, Automotive, Medical

Composition Materials Co., Inc.

Milford, CT · Industrial painting

Industries: Aerospace, Automotive, Energy, Medical

Loos & Co., Inc.

Brierley Hill, CT

Industries: Aerospace, Automotive, Defense, Medical

High Tech Conversions

Enfield, CT · PCB fabrication

Industries: Aerospace, Automotive

Logo Thread

Newington, CT · Screen printing

Industries: Automotive, Medical

Additive Experts

Danbury, CT · 3D printing

Industries: Aerospace, Automotive

CT Hone, Inc.

Plainville, CT · Grinding

Industries: Aerospace, Automotive, Defense, Energy

Amstep Products

Bristol, CT · Industrial painting

Industries: Automotive, Food Processing, Marine

Reynolds Carbide Die Co., Inc.

Thomaston, CT · Metal stamping

Industries: Automotive

Gemco Mfg. Co., Inc.

Southington, CT · Metal stamping

Industries: Aerospace, Automotive

Rome Fastener Corp.

Milford, CT

Industries: Automotive, Defense, Medical

Automotive by process in Connecticut

Automotive CNC machining · 19 Automotive finishing and heat treating · 19 Automotive welding and fabrication · 16 Automotive metal stamping · 16

Automotive in nearby states

Massachusetts · 81 New York · 128 Rhode Island · 21

Automotive in other states

Michigan · 384 Ohio · 363 California · 331 Illinois · 264 Pennsylvania · 187 Texas · 163 Indiana · 142 Wisconsin · 125 Florida · 110 North Carolina · 108 New Jersey · 87 Tennessee · 68 Georgia · 67 Minnesota · 66 Missouri · 64 Arizona · 55 Colorado · 50 New Hampshire · 50 Alabama · 43 South Carolina · 43 Kentucky · 33 Washington · 31 Virginia · 27 Iowa · 25

Other industries in Connecticut

Aerospace · 142 Defense · 113 Medical · 133 Oil & Gas · 27 Energy · 59 Semiconductor · 12 Marine · 29 Food Processing · 18

Browse more

Automotive Manufacturing Suppliers across the U.S. · 3,414 All manufacturers in Connecticut · 550

Get quotes

Describe the part or attach a drawing. A Noramark sourcing specialist matches it with U.S. shops and contacts you within 1 business day.

Need help with a bigger project?

Assemblies, several processes, or a program that needs more than one shop: tell us about it.

About Contact Resources

Suppliers Buyers Pricing Security Resources hub Manufacturing directory Metal suppliers Post-processing Metal weight calculator Made in USA guide The Industrialist Papers Blog

Terms Privacy SMS Terms Mobile Policy Acceptable Use Community Guidelines Cookie Policy IP Policy

© 2026 Noramark, Inc. All rights reserved.