FactoryRegistry

Manufacturing in St. Clair County, Illinois

As of JUL 2026, FactoryRegistry lists 277 manufacturing facilities in St. Clair County, Illinois, sourced from EPA, OSHA and Census records.

FACILITIES
277
CITIES
10
TOP INDUSTRY
Miscellaneous Manufacturing
96 facilities

Cities

Belleville (54)East Saint Louis (25)East St Louis (22)Sauget (20)Dupo (10)Mascoutah (10)Alorton (8)Freeburg (8)Cahokia (8)Millstadt (7)

Top industries

Miscellaneous Manufacturing (96)Chemical Manufacturing (31)Nonmetallic Mineral Product Manufacturing (31)Food Manufacturing (22)Fabricated Metal Product Manufacturing (16)Wood Product Manufacturing (13)

Facilities

Belleville Shoe Manufacturing Company
Belleville, IL
ACTIVE316210EMP 100-499
Siemens Manufacturing CO INC
Freeburg, IL
ACTIVE334418EMP 100-499
Crysalis Biosciences, INC.
Sauget, IL
LIKELY ACTIVE325193EMP 20-99
Empire Comfort Systems
Belleville, IL
LIKELY ACTIVE325211EMP 100-499
Kettler Casting CO INC
Belleville, IL
LIKELY ACTIVE331511EMP 20-99
Kostelac Grease Service INC
Belleville, IL
LIKELY ACTIVE311613EMP 1-19
Peerless-premier Appliance CO.
Belleville, IL
LIKELY ACTIVE335220
Solvay Fluorides LLC
East St Louis, IL
LIKELY ACTIVE325130
Stellar Manufacturing LLC
Sauget, IL
LIKELY ACTIVE325130EMP 100-499
125 Fairview Heights IL
Fairview Heights, IL
LIKELY ACTIVE311811EMP 20-99
2 Chics Logistics, LLC
Swansea, IL
LIKELY ACTIVE311999
7100
Sauget, IL
LIKELY ACTIVE325998EMP 100-499
Affton Fabricating and Welding Co., INC.
Sauget, IL
LIKELY ACTIVE332312
Allnex (East St. Louis)
East Saint Louis, IL
LIKELY ACTIVE325211EMP 20-99
Alorton IL Trackwork
Alorton, IL
LIKELY ACTIVE336510EMP 20-99
Avmats Midamerica, LLC
Mascoutah, IL
LIKELY ACTIVE332812
Beelman Ready-mix, INC
East Saint Louis, IL
LIKELY ACTIVE327320
Belleville Container
Belleville, IL
LIKELY ACTIVE322211EMP 20-99
Branding Iron Holdings - Holten Meat
Sauget, IL
LIKELY ACTIVE311612EMP 100-499
Branson Consulting LLC
Belleville, IL
LIKELY ACTIVE323111
Caseyville Plant
Caseyville, IL
LIKELY ACTIVE311412EMP 500+
Chelar Tool & Die, Inc.
Belleville, Il, IL
LIKELY ACTIVE333514EMP 20-99
Chemtrade Solutions LLC East St. Louis
East St. Louis, IL
LIKELY ACTIVE325180EMP 20-99
Dupo
Dupo, IL
LIKELY ACTIVE325180EMP 1-19
Eagle Fabrication, LLC
Sauget, IL
LIKELY ACTIVE336611EMP 1-19
Fire Cam LLC
Belleville, IL
LIKELY ACTIVE334310
Freeburg, IL
Freeburg, IL
LIKELY ACTIVE332117EMP 100-499
Hts Coatings LLC
Madison, IL
LIKELY ACTIVE332812
Hydro-dredge Accessory Company
Smithton, IL
LIKELY ACTIVE326299
Industry Rollers LLC
Smithton, IL
LIKELY ACTIVE326299
Jam Right I Can LLC
O Fallon, IL
LIKELY ACTIVE311421
Kaskaskia Tool and Machine, INC
New Athens, IL
LIKELY ACTIVE332710
Langeenterprise LLC
Belleville, IL
LIKELY ACTIVE316990
Martin Steel Fabrication, INC.
Mascoutah, IL
LIKELY ACTIVE332312
Mascoutah, IL (IL013)
Mascoutah, IL
LIKELY ACTIVE336411EMP 100-499
Multiplex Display Fixture Company
Dupo, IL
LIKELY ACTIVE337215EMP 20-99
NSA Belleville
Belleville, IL
LIKELY ACTIVE335999EMP 1-19
Pallet Sales and Recycling
East Saint Louis, IL
LIKELY ACTIVE321920EMP 100-499
Permobil (ROHO, Inc.)
Belleville, IL
LIKELY ACTIVE325212EMP 100-499
Plant, Road and Shop
Swansea, IL
LIKELY ACTIVE324121EMP 20-99
Premier IL
Belleville, IL
LIKELY ACTIVE335221EMP 100-499
Progressive Recovery INC
Dupo, IL
LIKELY ACTIVE332420
Red Maple Manufacturing, INC
East Saint Louis, IL
LIKELY ACTIVE339991
Redwing Rc, LLC
Lebanon, IL
LIKELY ACTIVE336411
Roho INC
Belleville, IL
LIKELY ACTIVE339113
Salt Industries, LLC
East Saint Louis, IL
LIKELY ACTIVE325998
Sensient Colors Sauget Warehouse
Sauget, IL
LIKELY ACTIVE325130EMP 20-99
Steel Rebar Manufacturing LLC
East Saint Louis, IL
LIKELY ACTIVE327320
St. Louis Structures - CMC
Madison, IL
LIKELY ACTIVE327332EMP 20-99
Sul4r-Plus Illinois LLC
Marissa, IL
LIKELY ACTIVE325311EMP 20-99