Manufacturing in Winnebago County, Illinois
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 544 manufacturing establishments in Winnebago County in 2024, employing about 22,415 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 544, about 100% of that figure.
Facilities44 FACILITIES
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Electrol Specialties Company | South Beloit | Fabricated Metal Product Manufacturing | 332322 | — | ACTIVE |
| Precision Dose INC | South Beloit | Chemical Manufacturing | 325412 | 100–499 | ACTIVE |
| Westran Thermal Processing, LLC | South Beloit | Machinery Manufacturing | 333994 | 20–99 | ACTIVE |
| Winnebago Foundry INC | South Beloit | Primary Metal Manufacturing | 331511 | 20–99 | ACTIVE |
| Clinkenbeard & Associates INC | South Beloit | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Srm Ii, INC | South Beloit | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Top Die Casting CO | South Beloit | Primary Metal Manufacturing | 331521 | 100–499 | LIKELY ACTIVE |
| Tpg Pressure INC | South Beloit | Nonmetallic Mineral Product Manufacturing | 327332 | — | UNVERIFIED |
| Jamco Products, INC. | South Beloit | Fabricated Metal Product Manufacturing | 332999 | 100–499 | LIKELY ACTIVE |
| Mid-States Concrete Industries | South Beloit | Nonmetallic Mineral Product Manufacturing | 327390 | 100–499 | LIKELY ACTIVE |
| Accra Industries INC | South Beloit | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Axium Foods INC | South Beloit | Food Manufacturing | 311423 | — | UNVERIFIED |
| Besly Products CORP | South Beloit | Machinery Manufacturing | 333515 | — | UNVERIFIED |
| Fives Landis CORP | South Beloit | Nonmetallic Mineral Product Manufacturing | 327910 | — | UNVERIFIED |
| Northwind Concrete Products CO | South Beloit | Nonmetallic Mineral Product Manufacturing | 327390 | — | UNVERIFIED |
| Primecast, Inc.(former) | South Beloit | Primary Metal Manufacturing | 331511 | — | UNVERIFIED |
| Regal Cutting Tools Div Yg-1 CO LTD | South Beloit | Machinery Manufacturing | 333515 | — | UNVERIFIED |
| Treehouse Private Brands INC | South Beloit | Food Manufacturing | 311812 | — | UNVERIFIED |
| Trenwyth Industries | South Beloit | Nonmetallic Mineral Product Manufacturing | 327331 | — | UNVERIFIED |
| Trenwyth Industries | South Beloit | Nonmetallic Mineral Product Manufacturing | 327331 | — | UNVERIFIED |
| Vickerman Products | South Beloit | Fabricated Metal Product Manufacturing | 332813 | — | UNVERIFIED |
| American Control Electronics | South Beloit | Computer and Electronic Product Manufacturing | 334418 | 20–99 | LIKELY ACTIVE |
| DC Estate Winery | South Beloit | Beverage and Tobacco Product Manufacturing | 312130 | — | LIKELY ACTIVE |
| Gardner Abrasives | South Beloit | Nonmetallic Mineral Product Manufacturing | 327910 | 20–99 | LIKELY ACTIVE |
| Greenberg Casework Company | South Beloit | Machinery Manufacturing | 333243 | 20–99 | LIKELY ACTIVE |
| Regal Rexnord | South Beloit | Machinery Manufacturing | 333613 | 20–99 | LIKELY ACTIVE |
| Rockford Manufacturing Group Inc | South Beloit | Machinery Manufacturing | 333519 | 20–99 | LIKELY ACTIVE |
| Thompson Pipe Group Pressure Beloit | South Beloit | Nonmetallic Mineral Product Manufacturing | 327332 | 20–99 | LIKELY ACTIVE |
| Tree House Foods | South Beloit | Food Manufacturing | 311821 | 100–499 | LIKELY ACTIVE |
| Custom Designed Cabinetry and Construction, INC. | South Beloit | Furniture and Related Product Manufacturing | 337110 | — | UNVERIFIED |
| Custom Iron Works, INC. | South Beloit | Fabricated Metal Product Manufacturing | 332312 | — | UNVERIFIED |
| D & M Manufacturing | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Flying J Travel Plaza | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Forterra Pipe & Precast, LLC | South Beloit | Nonmetallic Mineral Product Manufacturing | 327390 | — | UNVERIFIED |
| Jjj Brass & Aluminum Foundry, LLC | South Beloit | Primary Metal Manufacturing | 331524 | — | UNVERIFIED |
| Keene Technologies INC | South Beloit | Machinery Manufacturing | 333243 | — | UNVERIFIED |
| Road Ranger 156 | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Road Ranger 205 | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Rock Energy Cooperative | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Sjostrom and Sons INC | South Beloit | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| South Beloit Fire Department | South Beloit | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Usdol Osha- North Aurora | South Beloit | Primary Metal Manufacturing | 331511 | — | UNVERIFIED |
| Usdol Osha- North Aurora | South Beloit | Nonmetallic Mineral Product Manufacturing | 327390 | — | UNVERIFIED |
| World Contract Packagers INC. | South Beloit | Plastics and Rubber Products Manufacturing | 326111 | — | UNVERIFIED |
