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Manufacturing in Warren County, Illinois

The register lists 20 facilities across 4 cities in Warren, Illinois as of 2026.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Facilities20 FACILITIES

FacilityCityIndustryNAICSEmployeesStatus
Smithfield Monmouth Fresh MeatsMonmouthFood Manufacturing311611500+ ACTIVE
Smithfield Fresh Meats CORPMonmouthFood Manufacturing311611— LIKELY ACTIVE
Heat & ControlGalesburgMachinery Manufacturing333241— UNVERIFIED
Midwestern Pet Foods, Inc. - MonmouthMonmouthFood Manufacturing311111100–499 LIKELY ACTIVE
Group Materials INCMonmouthPetroleum and Coal Products Manufacturing324121— LIKELY ACTIVE
Envision Boats INCMonmouthTransportation Equipment Manufacturing336612— UNVERIFIED
Lci Concrete INCMonmouthPetroleum and Coal Products Manufacturing324121— UNVERIFIED
Wells Pet Food CORPMonmouthFood Manufacturing311111— UNVERIFIED
Ws INC of Monmouth Dba/ Western StonewareMonmouthNonmetallic Mineral Product Manufacturing327110— UNVERIFIED
3333 FoodsRosevilleFood Manufacturing311612— LIKELY ACTIVE
Americold Logistics, LLCMonmouth——— LIKELY ACTIVE
Fusion Tech Integrated Inc.RosevilleFabricated Metal Product Manufacturing332313100–499 LIKELY ACTIVE
MonmouthMonmouthPrimary Metal Manufacturing3312101–19 LIKELY ACTIVE
Beck Oil COMonmouthMiscellaneous Manufacturing339999— UNVERIFIED
Herr Petroleum CORPGalesburgMiscellaneous Manufacturing339999— UNVERIFIED
Ideal Ready MixRosevilleNonmetallic Mineral Product Manufacturing327320— UNVERIFIED
Midwest Awnings, INC.CameronTextile Product Mills314910— UNVERIFIED
Monmouth Ready Mix CORPMonmouthNonmetallic Mineral Product Manufacturing327320— UNVERIFIED
Munson Warehouse ServicesMonmouthMiscellaneous Manufacturing339999— UNVERIFIED
Triple E Convenience LLCMonmouthMiscellaneous Manufacturing339999— UNVERIFIED

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