Top 24 Metal Fabrication Companies in Connecticut 2026
Last updated
FirmsLedger lists 24 metal fabrication & machining companies headquartered in Connecticut. The largest clusters are in Bristol (2), Hartford (2) and South Windsor (2), and the other 18 are in 18 more cities. Bristol listings include Alloy Welding and Manufacturing and Melnick Metal Works.
By specialty, Connecticut has sheet metal fabrication (10), welding (9), aluminum fabrication (5) and structural steel (3) listings. Capabilities that more than one of them list include precision sheet metal fabrication (2).
All Metal Fabrication in Connecticut
Alloy Welding and Manufacturing Co., Inc.
Bristol, Connecticut
Alloy Welding & Manufacturing Co., Inc. operates from Bristol, Connecticut, where it was founded in 1937 by Delphis “Del” Frechette.
QSR Steel Corporation
Hartford, Connecticut
QSR Steel Corporation is a structural steel and miscellaneous metals fabricator headquartered in Hartford, Connecticut. The company was founded in 2000, initially focusing on miscellaneous metals before expanding into structural steel fabrication in response to customer demand.
Architectural System Fabricators
Southington, Connecticut
Architectural System Fabricators LLC operates from a facility on Industrial Drive in Southington, Connecticut. The company was founded in 2019 by Adam, who grew up in construction working alongside his father before expanding into commercial metalwork and investing in advanced machinery for his own projects.
- Stammy's SteelOakdale, Connecticut
- Vernier Metal Fabricating IncSeymour, Connecticut
- Danbury Winair Co.Brookfield, Connecticut
- Eastern Metal WorksMilford, Connecticut
- Full Pen Fabrication LLCDeep River, Connecticut
- General Sheet Metal Works IncBridgeport, Connecticut
- Iron&Oak Metal FabricationBethel, Connecticut
- Metal Industries, Inc.Hartford, Connecticut
- Pro-Forming Sheet Metal LLCNorwich, Connecticut
- SMR-Metal TechnologySouth Windsor, Connecticut
- Stratford SteelStratford, Connecticut
- American Iron WorksNew Haven, Connecticut
- Marius Welder Metal Table Legs.Plainville, Connecticut
- E S Metal Fabrications IncTerryville, Connecticut
Listings are grouped by category and location. Add your company
Other industries in Connecticut
- Electrical Equipment & Components in Connecticut
- Mechanical Components in Connecticut
- Plastics & Packaging in Connecticut
- Electronics & Semiconductor in Connecticut
- Automotive Parts in Connecticut
- Textile & Apparel in Connecticut
- Furniture & Woodworking in Connecticut
- Food & Beverage Processing in Connecticut
- Medical Devices in Connecticut
- Pharmaceutical in Connecticut
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Frequently asked questions
Which metal fabrication & machining companies in Connecticut list precision sheet metal fabrication?
2 companies list it: Sound Manufacturing and Vernier Metal Fabricating.
Which certifications do metal fabrication & machining companies in Connecticut list?
ISO 9001:2015: Alloy Welding and Manufacturing, Sound Manufacturing and US Fabricating.