| AOAmerican Orthodontics Corporation | Sheboygan, WI | Machinery Manufacturing333912 | 500+ | ● ACTIVE |
| CGCurt G Joa INC | Sheboygan Falls, WI | Machinery Manufacturing333243 | 100–499 | ● ACTIVE |
Fibeco CORP | Sheboygan Falls, WI | Plastics and Rubber Products Manufacturing326199 | 1–19 | ● ACTIVE |
Plymouth Industries, Incorporated | Plymouth, WI | Food Manufacturing311513 | 500+ | ● ACTIVE |
| WIWillman Industries INC | Cedar Grove, WI | Primary Metal Manufacturing331510 | 100–499 | ● ACTIVE |
| CGCedar Grove Warehouse, Inc. | Plymouth, WI | Food Manufacturing311513 | 20–99 | ● ACTIVE |
| DEDiscovery Energy, LLC | Kohler, WI | Fabricated Metal Product Manufacturing332313 | 100–499 | ● ACTIVE |
Htt, INC. | Sheboygan, WI | Fabricated Metal Product Manufacturing332110 | — | ● ACTIVE |
Jifram Extrusions, INC. | Sheboygan Falls, WI | Plastics and Rubber Products Manufacturing326121 | — | ● ACTIVE |
| MCMagna-matic CORP | Waldo, WI | Fabricated Metal Product Manufacturing332216 | — | ● ACTIVE |
M.a.s. Industries, INC. | Plymouth, WI | Printing and Related Support Activities323113 | — | ● ACTIVE |
| MGMasters Gallery Foods, Incorporated | Plymouth, WI | Food Manufacturing311513 | — | ● ACTIVE |
Midstar Printing and Marketing Services, LLC | Plymouth, WI | Printing and Related Support Activities323111 | — | ● ACTIVE |
Piccguard, LLC | Sheboygan, WI | Miscellaneous Manufacturing339112 | — | ● ACTIVE |
Sargento Foods INC | Plymouth, WI | Food Manufacturing311513 | — | ● ACTIVE |
Hanger Prosthetics & Orthotics East, INC. | Sheboygan, WI | Miscellaneous Manufacturing339113 | — | ● ACTIVE |
| PIPerma-brass, INC. | Plymouth, WI | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Sheboygan Pasty Company, INC. | Sheboygan, WI | Food Manufacturing311412 | — | ● ACTIVE |
Street Electric Manufacturing CO LLC | Sheboygan, WI | Computer and Electronic Product Manufacturing334118 | — | ● ACTIVE |
| TCTerra Compactor Wheel CORP. | Sheboygan, WI | Machinery Manufacturing333120 | — | ● ACTIVE |
The Vollrath Company, L.l.c. | Sheboygan, WI | Fabricated Metal Product Manufacturing332215 | — | ● ACTIVE |
Trango Networks LLC | Random Lake, WI | Computer and Electronic Product Manufacturing334220 | — | ● ACTIVE |
| WCWeeden Creek | Sheboygan, WI | Food Manufacturing311612 | 100–499 | ● ACTIVE |
| BMBemis Manufacturing | Sheboygan Falls, WI | Wood Product Manufacturing321219 | 500+ | ◐ LIKELY ACTIVE |
| DPDutchland Plastics | Oostburg, WI | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
| RIRockline Industries | Sheboygan, WI | Paper Manufacturing322299 | — | ◐ LIKELY ACTIVE |
| SASaco Aei Polymers | Sheboygan, WI | Chemical Manufacturing325199 | 100–499 | ◐ LIKELY ACTIVE |
| TVThe Vollrath Company, LLC | Sheboygan, WI | Fabricated Metal Product Manufacturing332110 | — | ◐ LIKELY ACTIVE |
| JSJohnsonville Sausage LLC | Sheboygan Falls, WI | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| KIKees INC | Elkhart Lake, WI | Fabricated Metal Product Manufacturing332312 | 20–99 | ◐ LIKELY ACTIVE |
Lakeside Foods INC. | Random Lake, WI | Food Manufacturing311411 | 20–99 | ◐ LIKELY ACTIVE |
| PEPlastics Engineering CO. | Sheboygan, WI | Chemical Manufacturing325211 | 100–499 | ◐ LIKELY ACTIVE |
| SPSheboygan Paint CO. | Sheboygan, WI | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| WIWatry Industries | Sheboygan, WI | Primary Metal Manufacturing331524 | 100–499 | ◐ LIKELY ACTIVE |
| ACAldrich Chemical CO LLC - Sheboygan Falls Facility | Sheboygan Falls, WI | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| BCBorden Chemical, Inc., Sheboygan Plant | Sheboygan, WI | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| KCKohler Company | Kohler, WI | Nonmetallic Mineral Product Manufacturing327110 | — | ◐ LIKELY ACTIVE |
| MSMilk Specialties Global - Adell | Adell, WI | Food Manufacturing311119 | — | ◐ LIKELY ACTIVE |
| NGNemak Gateway Plant | Sheboygan, WI | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| BMBremer Manufacturing | Elkhart Lake, WI | Primary Metal Manufacturing331310 | — | ◇ UNVERIFIED |
| DVDiamond Vogel Sheboygan Falls | Sheboygan Falls, WI | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| GDGardner Denver Thomas Products | Sheboygan, WI | Primary Metal Manufacturing331523 | — | ◇ UNVERIFIED |
| HIHtt INC | Sheboygan Falls, WI | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| JLJ L French CORP - Taylor Dr Facility | Sheboygan, WI | Primary Metal Manufacturing331310 | — | ◇ UNVERIFIED |
| KCKohler CO - Town of Mosel Plant | Sheboygan, WI | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| PEPlastics Engineering CO N 15th St Plant | Sheboygan, WI | Chemical Manufacturing325210 | — | ◇ UNVERIFIED |
| MTMillennium Technologies LLC | Plymouth, WI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| ATAlaark Tooling & Automation, Inc | Sheboygan, WI | Machinery Manufacturing333514 | 20–99 | ◐ LIKELY ACTIVE |
| BTBadger Tag and Label Corporation | Random Lake, WI | Paper Manufacturing322220 | 20–99 | ◐ LIKELY ACTIVE |
| CPCrafted Plastics, INC. | Sheboygan, WI | Plastics and Rubber Products Manufacturing326121 | 20–99 | ◐ LIKELY ACTIVE |