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Machinery Manufacturing in Illinois

NAICS 333 · IL

The Machinery Manufacturing industry in Illinois has 2178 establishments, according to the Bureau of Labor Statistics. This register lists 1146 facilities in Illinois. The Decatur Facility in Decatur employs 2474 people, according to data from 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Cook297DuPage152Winnebago80Kane74Lake53Will43McHenry41Rock Island33

Biggest cities

Plants in Illinois16 FACILITIES

Listing 16 of 19: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
B a Die Mold, INC.Aurora1–19 ACTIVE
Ballco Manufacturing Company, INC.Aurora20–99 ACTIVE
Craftsman Tool & Mold CO.Aurora20–99 ACTIVE
Hidrostal LLCAurora20–99 ACTIVE
Mcnish CorporationAurora100–499 ACTIVE
Welding Company of AmericaAurora20–99 ACTIVE
Americhem Systems INC.Aurora20–99 ACTIVE
Richards-wilcox INCAurora— ACTIVE
Ace of Diamonds International INC.Aurora— ACTIVE
Weldstar COAurora— ACTIVE
Grundfos Water Utility INCAurora20–99 LIKELY ACTIVE
Phoenix ClosuresAurora100–499 LIKELY ACTIVE
CaterpillarAurora— LIKELY ACTIVE
Filtration Group INCAurora— UNVERIFIED
Teledyne PinesAurora— UNVERIFIED
Chicago BranchAurora20–99 LIKELY ACTIVE

Search all 1,146 facilities

All machinery manufacturing nationwide · All manufacturing in Illinois