Manufacturing in St. Clair County, Illinois
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 153 manufacturing establishments in St. Clair County in 2024, employing about 3,786 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 300.
Facilities300 FACILITIES
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Afton Chemical Corporation | Sauget | Petroleum and Coal Products Manufacturing | 324191 | 100–499 | ACTIVE |
| Belleville Shoe Manufacturing Company | Belleville | Leather and Allied Product Manufacturing | 316210 | 100–499 | ACTIVE |
| Roho INC | Belleville | Plastics and Rubber Products Manufacturing | 326199 | — | ACTIVE |
| Siemens Manufacturing CO INC | Freeburg | Computer and Electronic Product Manufacturing | 334416 | 100–499 | ACTIVE |
| Affton Fabricating and Welding Co., INC. | Sauget | Fabricated Metal Product Manufacturing | 332312 | — | ACTIVE |
| Branding Iron Holdings - Holten Meat | Sauget | Food Manufacturing | 311612 | 100–499 | ACTIVE |
| Hts Coatings LLC | Madison | Fabricated Metal Product Manufacturing | 332812 | — | ACTIVE |
| Kaskaskia Tool and Machine, INC | New Athens | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Peerless-premier Appliance CO. | Belleville | Electrical Equipment, Appliance & Component Manufacturing | 335220 | — | ACTIVE |
| Red Maple Manufacturing, INC | East Saint Louis | Miscellaneous Manufacturing | 339991 | — | ACTIVE |
| Avmats Midamerica, LLC | Mascoutah | Fabricated Metal Product Manufacturing | 332812 | — | ACTIVE |
| Fire Cam LLC | Belleville | Computer and Electronic Product Manufacturing | 334310 | — | ACTIVE |
| Hydro-dredge Accessory Company | Smithton | Plastics and Rubber Products Manufacturing | 326299 | — | ACTIVE |
| Jam Right I Can LLC | O'fallon | Food Manufacturing | 311421 | — | ACTIVE |
| Martin Steel Fabrication, INC. | Mascoutah | Fabricated Metal Product Manufacturing | 332312 | — | ACTIVE |
| Progressive Recovery INC | Dupo | Fabricated Metal Product Manufacturing | 332420 | — | ACTIVE |
| Redwing Rc, LLC | Lebanon | Transportation Equipment Manufacturing | 336411 | — | ACTIVE |
| Salt Industries, LLC | East Saint Louis | Chemical Manufacturing | 325998 | — | ACTIVE |
| Umami Foods LLC | Fairview Heights | Food Manufacturing | 311991 | — | ACTIVE |
| Solvay Fluorides LLC | East Saint Louis | Chemical Manufacturing | 325130 | 20–99 | LIKELY ACTIVE |
| Advancepierre Foods | Caseyville | Food Manufacturing | 311612 | — | LIKELY ACTIVE |
| Allnex USA INC | East Saint Louis | Chemical Manufacturing | 325211 | — | LIKELY ACTIVE |
| Crysalis Biosciences, INC. | Sauget | Chemical Manufacturing | 325193 | 20–99 | LIKELY ACTIVE |
| Empire Comfort Systems | Belleville | Chemical Manufacturing | 325211 | 100–499 | LIKELY ACTIVE |
| Kettler Casting CO INC | Belleville | Primary Metal Manufacturing | 331511 | 20–99 | LIKELY ACTIVE |
| Oldcastle Lawn & Garden | Sauget | Wood Product Manufacturing | 321999 | — | LIKELY ACTIVE |
| Stellar Manufacturing LLC | Sauget | Chemical Manufacturing | 325130 | 100–499 | LIKELY ACTIVE |
| Vertex Chemical CORP | Dupo | Chemical Manufacturing | 325131 | — | LIKELY ACTIVE |
| General Chemical Corporation - E. St. Louis Works | East Saint Louis | Chemical Manufacturing | 325130 | — | LIKELY ACTIVE |
| Videojet Technologies INC | Belleville | Chemical Manufacturing | 325910 | — | LIKELY ACTIVE |
| Cerro Flow Products LLC | Sauget | Primary Metal Manufacturing | 331420 | — | UNVERIFIED |
| East Side Jersey Dairy - O'fallon, Il | O'fallon | Food Manufacturing | 311511 | — | UNVERIFIED |
| Hubbell - Wiegmann | Freeburg | Fabricated Metal Product Manufacturing | 332119 | — | UNVERIFIED |
| Kempen Paint CO | East Carondelet | Chemical Manufacturing | 325510 | — | UNVERIFIED |
| Roho INC | Belleville | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Industry Rollers LLC | Smithton | Plastics and Rubber Products Manufacturing | 326299 | — | LIKELY ACTIVE |
| U Mark, INC | Belleville | Miscellaneous Manufacturing | 339940 | — | LIKELY ACTIVE |
| Upchurch Ready Mix Concrete | Cahokia | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| Comro Products, LLC | Dupo | Furniture and Related Product Manufacturing | 337910 | — | LIKELY ACTIVE |
| Custom Marble INC | Millstadt | Plastics and Rubber Products Manufacturing | 326191 | — | LIKELY ACTIVE |
| Fresh Warehousing 26th St | East Saint Louis | Miscellaneous Manufacturing | 339999 | — | LIKELY ACTIVE |
| Jet Enterprises & Holding CO LLC | Sauget | Primary Metal Manufacturing | 331410 | — | LIKELY ACTIVE |
| Kostelac Grease Service INC | Belleville | Food Manufacturing | 311613 | 1–19 | LIKELY ACTIVE |
| Merritts Tree Service | Centreville | Miscellaneous Manufacturing | 339999 | — | LIKELY ACTIVE |
| Millstadt Rendering CO | Belleville | Food Manufacturing | 311613 | — | LIKELY ACTIVE |
| Progressive Treatment Solutions LLC | East Saint Louis | Food Manufacturing | 311991 | — | LIKELY ACTIVE |
| Shoehorn Brewing Inc | Belleville | Beverage and Tobacco Product Manufacturing | 312130 | — | LIKELY ACTIVE |
| St Clair Service CO (belleville) | Belleville | Chemical Manufacturing | 325314 | — | LIKELY ACTIVE |
| Triple Sticks Foods LLC | Belleville | Food Manufacturing | 311612 | — | LIKELY ACTIVE |
| Wehmeyer Seed Company | Mascoutah | Miscellaneous Manufacturing | 339999 | — | LIKELY ACTIVE |
