Top 29 Metal Fabrication Companies in Illinois 2026
Last updated
FirmsLedger lists 29 metal fabrication & machining companies headquartered in Illinois. That ranks 5th among the 50 states with listings, behind Iowa (37), Texas (36) and 2 other states. The largest clusters are in Chicago (4), Addison (3), Arlington Heights (2) and Des Plaines (2), and the other 18 are in 17 more cities. Chicago listings include Chicago Metal Fabricators, D5 Design & Metal Fabrication, J & A Sheet Metal Shop and CMF.
By specialty, Illinois has welding (11), sheet metal fabrication (10), structural steel (6), powder coating (3) and laser cutting (2) listings. Capabilities that more than one of them list include custom fabrication (4), CNC plasma cutting (2) and metal fabrication services (2).
| Company | City | Specialty | Phone | Website |
|---|---|---|---|---|
| 425 Fabrication Division and Mobile Welding | Rockford | MIG Welding | (815) 873-7066 | 425fab.com |
| Chicago Metal Fabricators | Chicago | FCAW welding | (773) 523-5755 | chicagometal.com |
| Classic Sheet Metal | Addison | CNC Punching | (630) 694-0300 | classic-sheet-metal.com |
| Selvaggio Steel, Inc. | Springfield | Structural steel fabrication | (217) 528-4078 | selvaggiosteel.com |
| Valley Fabrication, Inc. | La Salle | Custom fabrication | (815) 223-4058 | valleyfabinc.com |
| Velocity Metalworks | Hoffman | Tool & die building | (618) 495-2941 | velocitymetalworks.com |
| Wiesbrook Sheet Metal HVAC | Plainfield | Custom sheet metal fabrication | (630) 922-9050 | wsminc.net |
| Central Sheet Metal Products Inc | Skokie | Fiber laser cutting (lights-out automation) | (847) 676-9650 | centralsheet.com |
| Crown Metal Manufacturing Co. | Elmhurst | Stamping (conventional and CNC turret punch press) | (630) 279-9800 | crownmetal.com |
| Fab-Rite Sheet Metal | Des Plaines | Sheet metal fabrication | (847) 228-0300 | fab-rite.com |
All Metal Fabrication in Illinois
425 Fabrication Division and Mobile Welding
Rockford, Illinois
425 Fabrication Division operates from a 45,000-square-foot facility in Rockford, Illinois. The division was formed in 2012 as part of 425 Manufacturing, which Mike and Michelle Thomason founded to provide general machining services and aftermarket parts for drilling equipment in the greater Rockford area.
Chicago Metal Fabricators
Chicago, Illinois
Founded in 1908 on Chicago's South Side, Chicago Metal Fabricators operates as part of the Nalbach Group, a conglomerate of companies specializing in custom automation machinery and fabricated components. The company began as a metal cabinet and ductwork fabricator before expanding into heavy and light gauge metal fabrication across three integrated facilities.
Classic Sheet Metal
Addison, Illinois
Classic Sheet Metal was founded in March 1962 in a 7,500-square-foot facility in Chicago, Illinois. The company relocated to Schiller Park in the late 1960s, then to a 30,000-square-foot plant where it operated for three decades before moving to its current headquarters in Addison, Illinois, in 2000.
Velocity Metalworks
Hoffman, Illinois
Velocity Metalworks was founded in 1970 and operates from two Illinois locations: its headquarters in Hoffman and a second facility in Belleville. The shop delivers full-service metal manufacturing, encompassing tool and die building, precision metal stamping, fabrication, CNC machining, EDM, assembly, and finishing services such as powder coating and polishing.
- Harmony Metal FabricationGilberts, Illinois
- Illinois Iron Inc. - Architectural Metals , Rails , Fences , Custom FabricationRockford, Illinois
- Northern Illinois Steel SupplyChannahon, Illinois
- Pro-Fab Sheet Metal IncAddison, Illinois
- Sheet Metal Werks IncArlington Heights, Illinois
- Signature Metal WorksArlington Heights, Illinois
- Superior MetalcraftLansing, Illinois
- Advanced Custom Metals IncDes Plaines, Illinois
- American Sheet Metal FabricatorsSouth Holland, Illinois
- D5 Design & Metal FabricationChicago, Illinois
- Dawson FabricationEdwards, Illinois
- Elk Grove Custom Sheet MetalElk Grove Village, Illinois
- Grimm Metal Fabricators IncLombard, Illinois
- Heartland Fabrication, LLCCongerville, Illinois
- Walters Metal FabricationGranite City, Illinois
- Jameson Steel Fabrication IncOakwood, Illinois
- MAO Metal Fab LLCAddison, Illinois
- J & A Sheet Metal ShopChicago, Illinois
- CMFChicago, Illinois
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Other industries in Illinois
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Frequently asked questions
Which metal fabrication & machining companies in Illinois list custom fabrication?
4 companies list it: Valley Fabrication, Illinois Iron Inc. - Architectural Metals , Elk Grove Custom Sheet Metal and Jameson Steel Fabrication.
Which certifications do metal fabrication & machining companies in Illinois list?
ISO 9001:2015: 425 Fabrication Division and Mobile Welding, Chicago Metal Fabricators and 2 others.