FactoryRegistry

Manufacturing in Rock County, Wisconsin

As of JUL 2026, FactoryRegistry lists 174 manufacturing facilities in Rock County, Wisconsin, sourced from EPA, OSHA and Census records.

FACILITIES
174
CITIES
10
TOP INDUSTRY
Fabricated Metal Product Manufacturing
32 facilities

Cities

Janesville (56)Beloit (49)Janesville (20)Milton (16)Beloit (11)Evansville (7)Edgerton (4)Evansville (3)Milton (3)Clinton (2)

Top industries

Fabricated Metal Product Manufacturing (32)Food Manufacturing (26)Chemical Manufacturing (24)Machinery Manufacturing (18)Plastics and Rubber Products Manufacturing (15)Transportation Equipment Manufacturing (12)

Facilities

United Ethanol LLC
Milton, WI
ACTIVE325190EMP 20-99
Amtec Corporation
Janesville, WI
ACTIVE332993EMP 100-499
Beloit Special Machining CO INC
Beloit, WI
ACTIVE332710EMP 20-99
Dsb Technologies, LLC
Janesville, WI
ACTIVE332117EMP 100-499
Rock Energy Systems LLC
Janesville, WI
ACTIVE333414EMP 100-499
Baker Manufacturing
Evansville, WI
LIKELY ACTIVE331511EMP 100-499
Charter Next Generation - Milton
Milton, WI
LIKELY ACTIVE326112EMP 100-499
Charter Next Generation - Milton 2.0
Milton, WI
LIKELY ACTIVE326112
Coextruded Plastic Technologies, INC.
Janesville, WI
LIKELY ACTIVE326112EMP 100-499
Draeving Machine Tool, INC.
Beloit, WI
LIKELY ACTIVE332710
Fairbanks Morse Defense
Beloit, WI
LIKELY ACTIVE333618EMP 100-499
Gallina USA LLC
Janesville, WI
LIKELY ACTIVE326113EMP 20-99
Genencor International Wisconsin, INC.
Beloit, WI
LIKELY ACTIVE311119EMP 20-99
Goex CORP
Janesville, WI
LIKELY ACTIVE326113EMP 100-499
Handy Art INC
Milton, WI
LIKELY ACTIVE325510EMP 20-99
I-k-i Manufacturing Co., INC.
Edgerton, WI
LIKELY ACTIVE325998EMP 100-499
Lycon INC
Janesville, WI
LIKELY ACTIVE327320EMP 100-499
Panoramic INC
Janesville, WI
LIKELY ACTIVE322213EMP 100-499
Pratt (beloit Corrugating) LLC
Beloit, WI
LIKELY ACTIVE322211EMP 100-499
Raptor Enterprises, INC.
Janesville, WI
LIKELY ACTIVE339920
Seneca Foods Corporation
Janesville, WI
LIKELY ACTIVE311421EMP 500+
The Broaster Company
Beloit, WI
LIKELY ACTIVE333318EMP 20-99
Tigre Usa, INC.
Janesville, WI
LIKELY ACTIVE326122EMP 100-499
Ufp Janesville LLC
Janesville, WI
LIKELY ACTIVE321114EMP 20-99
United Alloy, INC.
Janesville, WI
LIKELY ACTIVE332312EMP 500+
Western Container Corporation
Beloit, WI
LIKELY ACTIVE322219EMP 20-99
Wisconsin Knife Works
Beloit, WI
LIKELY ACTIVE332216EMP 20-99
Angi Energy Systems, LLC
Janesville, WI
LIKELY ACTIVE333298
727-Beloit
Beloit, WI
LIKELY ACTIVE327320EMP 1-19
ABITEC Corporation - Janesville
Janesville, WI
LIKELY ACTIVE311225EMP 20-99
AireSafe International
Janesville, WI
LIKELY ACTIVE333413EMP 20-99
Airesafe International Usa, INC.
Janesville, WI
LIKELY ACTIVE332999
Avid Pallet Recycling, LLC.
Beloit, WI
LIKELY ACTIVE321920EMP 20-99
Avid Pallet Services HQ - Main
Beloit, WI
LIKELY ACTIVE321920EMP 20-99
Beloit Plant
Beloit, WI
LIKELY ACTIVE311919EMP 500+
Beloit Precision, INC.
Beloit, WI
LIKELY ACTIVE332322
Beloit/Rock River
Beloit, WI
LIKELY ACTIVE325120EMP 20-99
Bluescope Buildings North America - Evansville
Evansville, WI
LIKELY ACTIVE332311EMP 100-499
Caldwell, Inc. - Corporate
Beloit, WI
LIKELY ACTIVE333923EMP 20-99
Cargill ANH - Milton, WI
Milton, WI
LIKELY ACTIVE311119EMP 20-99
Corps Medical Supply, LLC
Janesville, WI
LIKELY ACTIVE339115
Corrugated Packaging Beloit S
Beloit, WI
LIKELY ACTIVE322211EMP 20-99
DeVere Company
Janesville, WI
LIKELY ACTIVE325611EMP 20-99
Evansville
Evansville, WI
LIKELY ACTIVE331210EMP 1-19
Evonik Corporation Janesville
Janesville, WI
LIKELY ACTIVE325613EMP 20-99
Evonik Corporation Milton
Milton, WI
LIKELY ACTIVE325613EMP 20-99
Fairbanks Morse, LLC
Beloit, WI
LIKELY ACTIVE333618
Galasys Incorporated
Janesville, WI
LIKELY ACTIVE311999
Gazette Printing
Janesville, WI
LIKELY ACTIVE323111EMP 20-99
HB Specialty Foods Beloit
Beloit, WI
LIKELY ACTIVE311824EMP 20-99