Manufacturing in Madison County, Illinois
The register lists 340 facilities in Madison, Illinois. According to the Bureau of Labor Statistics, 168 establishments were counted in Madison in 2025. Primary Metal Manufacturing has 2,502 employees in Madison, according to the Bureau of Labor Statistics.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 168 manufacturing establishments in Madison County in 2025, employing about 7,499 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 340.
Facilities5 FACILITIES
Listing 5 of 10: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| St Louis Prestress INC | Glen Carbon | Nonmetallic Mineral Product Manufacturing | 327390 | 20–99 | ACTIVE |
| Mollet Machinery LLC | Glen Carbon | Fabricated Metal Product Manufacturing | 332312 | — | ACTIVE |
| Theis Defense LLC | Glen Carbon | Fabricated Metal Product Manufacturing | 332994 | — | ACTIVE |
| Mechanics Planing Mill, INC | Glen Carbon | Wood Product Manufacturing | 321911 | 1–19 | LIKELY ACTIVE |
| Sams Club 4878 | Glen Carbon | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
