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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 Illinois67 FACILITIES

Listing 67 of 80: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Advanced Machine & Engineering CORockford100–499 ACTIVE
Aqua-aerobic Systems INCLoves Park100–499 ACTIVE
Bergstrom INCRockford100–499 ACTIVE
Bourn & Koch, INC.Rockford20–99 ACTIVE
Forest City Gear CompanyRoscoe100–499 ACTIVE
Ingersoll Cutting Tool CompanyRockford100–499 ACTIVE
Ingersoll Machine Tools INCRockford100–499 ACTIVE
Tapco Cutting Tools INCLoves Park1–19 ACTIVE
Westran Thermal Processing, LLCSouth Beloit20–99 ACTIVE
Accelerated Machine Design & Engineering LLCRockford— ACTIVE
Ford Tool & Machining INCLoves Park— ACTIVE
Jerhen Industries INCRockford20–99 ACTIVE
Obsidian Manufacturing Industries INCRockford1–19 ACTIVE
Danray Products LLCRockford— ACTIVE
Pietro Carnaghi USA INCRockford— ACTIVE
Watersurplus, INC.Loves Park— ACTIVE
D & R Autochuck Manufacturing, INC.Rockford1–19 LIKELY ACTIVE
Martin Automatic CORockford100–499 LIKELY ACTIVE
Zenith Cutter INCLoves Park20–99 LIKELY ACTIVE
Gleason Cutting Tools CORPLoves Park100–499 LIKELY ACTIVE
Machine Tool Builders INCMachesney Park1–19 LIKELY ACTIVE
Quantum Design INCCaledonia20–99 LIKELY ACTIVE
Rockford Manufacturing Group IncSouth Beloit20–99 LIKELY ACTIVE
Taylor Co- Division of Carrier Commercial Refrigeration INCRockton— LIKELY ACTIVE
Concentric Rockford INCRockford— LIKELY ACTIVE
Ecolab INCRoscoe— LIKELY ACTIVE
Mte Hydraulics, INC.Rockford— LIKELY ACTIVE
Parker Hannifin/cylinder DivisionRockford— LIKELY ACTIVE
Barnes International INCRockford100–499 UNVERIFIED
American Extrusion InternationalSouth Beloit20–99 LIKELY ACTIVE
Drawing Technology INCRockford20–99 LIKELY ACTIVE
Rockford Burrall MachineRockford20–99 LIKELY ACTIVE
Printjet CORPMachesney Park— UNVERIFIED
Dixon Automatic Tool INCRockford20–99 LIKELY ACTIVE
Komline-BarnesRockford100–499 LIKELY ACTIVE
Trd Manufacturing INCMachesney Park— LIKELY ACTIVE
Weldments INCRockford— LIKELY ACTIVE
Besly Products CORPSouth Beloit— UNVERIFIED
Dana Companies LLCRoscoe— UNVERIFIED
Dana Companies LLCRoscoe— UNVERIFIED
Dynacorp, INCRockford— UNVERIFIED
Evoqua Water Technologies LLCRockford— UNVERIFIED
Ingersoll Cutting Tool CO Member of the Imc GroupRockford— UNVERIFIED
Piranha FabricationRockford— UNVERIFIED
Regal Cutting Tools Div Yg-1 CO LTDSouth Beloit— UNVERIFIED
Suntec Industries INCRockford— UNVERIFIED
Ty Precision AutomaticsRockford— UNVERIFIED
Caldwell, Inc. - DistributionRockford1–19 LIKELY ACTIVE
Danfoss LLCLoves Park20–99 LIKELY ACTIVE
Danfoss LLC Loves Park, ILLoves Park100–499 LIKELY ACTIVE

Search all 1,146 facilities

All machinery manufacturing nationwide · All manufacturing in Illinois