Apache Stainless Equipment CORP | Beaver Dam, WI | Fabricated Metal Product Manufacturing332420 | 100–499 | ● ACTIVE |
| JDJohn Deere Horicon Works | Horicon, WI | Machinery Manufacturing333111 | 500+ | ● ACTIVE |
Marlin Technologies, INC. | Horicon, WI | Computer and Electronic Product Manufacturing334519 | 20–99 | ● ACTIVE |
| RRust-oleum | Waupun, WI | Chemical Manufacturing325500 | 20–99 | ● ACTIVE |
Signicast LLC | Hartford, WI | Primary Metal Manufacturing331512 | 500+ | ● ACTIVE |
Specialty Cheese Company, INC. | Reeseville, WI | Food Manufacturing311513 | 100–499 | ● ACTIVE |
Trade Tech INC | Hartford, WI | Fabricated Metal Product Manufacturing332710 | 20–99 | ● ACTIVE |
| MOMetalcraft of Mayville INC | Mayville, WI | Fabricated Metal Product Manufacturing332320 | 100–499 | ● ACTIVE |
National Rivet & Manufacturing Company | Waupun, WI | Fabricated Metal Product Manufacturing332720 | — | ● ACTIVE |
Old Fashioned Foods, INC. | Mayville, WI | Food Manufacturing311513 | — | ● ACTIVE |
Patriot Taxiway Industries INC | Lomira, WI | Transportation Equipment Manufacturing336413 | — | ● ACTIVE |
Pivot Point INC | Hustisford, WI | Fabricated Metal Product Manufacturing332510 | — | ● ACTIVE |
Rci Engineering LLC | Mayville, WI | Machinery Manufacturing333111 | — | ● ACTIVE |
| RFRichelieu Foods Beaver Dam | Beaver Dam, WI | Food Manufacturing311412 | 100–499 | ● ACTIVE |
Riverstone Machining LLC | Fox Lake, WI | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Spuncast INC | Watertown, WI | Primary Metal Manufacturing331511 | — | ● ACTIVE |
Widmers Cheese Cellars INC | Theresa, WI | Food Manufacturing311513 | 20–99 | ● ACTIVE |
Bravo Tango Supply LLC | Iron Ridge, WI | Miscellaneous Manufacturing339999 | — | ● ACTIVE |
Gardner Manufacturing CO | Horicon, WI | Fabricated Metal Product Manufacturing332322 | — | ● ACTIVE |
Gardner Manufacturing Company | Horicon, WI | Electrical Equipment, Appliance & Component Manufacturing335139 | — | ● ACTIVE |
| MOMetalcraft of Mayville-beaver Dam | Beaver Dam, WI | Fabricated Metal Product Manufacturing332322 | 100–499 | ◐ LIKELY ACTIVE |
| SFSeneca Foods CORP | Clyman, WI | Food Manufacturing311000 | 100–499 | ◐ LIKELY ACTIVE |
| SFSensient Flavors INC | Juneau, WI | Food Manufacturing311999 | 20–99 | ◐ LIKELY ACTIVE |
| ATAd Tech Industries INC | Watertown, WI | Chemical Manufacturing325510 | 100–499 | ◐ LIKELY ACTIVE |
| ASApache Stainless Equip CORP Industrial Dr | Beaver Dam, WI | Fabricated Metal Product Manufacturing332000 | — | ◐ LIKELY ACTIVE |
| AHApi Heat Transfer | Iron Ridge, WI | Fabricated Metal Product Manufacturing332310 | 1–19 | ◐ LIKELY ACTIVE |
| BNBurgess Norton Mfg CO Plant #4 | Beaver Dam, WI | Fabricated Metal Product Manufacturing332117 | 20–99 | ◐ LIKELY ACTIVE |
| CCColumbus Chemical Industries, INC. | Columbus, WI | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| KTKaravan Trailers, INC | Fox Lake, WI | Fabricated Metal Product Manufacturing332999 | 100–499 | ◐ LIKELY ACTIVE |
| KFKirsh Foundry INC | Beaver Dam, WI | Primary Metal Manufacturing331511 | 20–99 | ◐ LIKELY ACTIVE |
| MWMidwest Welding and Manufacturing LLC | Reeseville, WI | Fabricated Metal Product Manufacturing332999 | 20–99 | ◐ LIKELY ACTIVE |
Quad/graphics INC - Hartford | Hartford, WI | Printing and Related Support Activities323110 | — | ◐ LIKELY ACTIVE |
| SFSeneca Foods Corporation Mayville | Mayville, WI | Food Manufacturing311420 | 100–499 | ◐ LIKELY ACTIVE |
Tab Products CO. LLC | Mayville, WI | Paper Manufacturing322231 | — | ◐ LIKELY ACTIVE |
| HIHacco INC | Randolph, WI | Chemical Manufacturing325300 | — | ◐ LIKELY ACTIVE |
Quad/graphics INC - Lomira | Lomira, WI | Printing and Related Support Activities323110 | — | ◐ LIKELY ACTIVE |
| JDJohn Deere Horicon Works - 101 Building | Horicon, WI | Fabricated Metal Product Manufacturing332110 | — | ◇ UNVERIFIED |
| KCKondex CORP | Lomira, WI | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| MEMayville Engineering CO INC | Mayville, WI | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| JWJen-ter Wire & Element, INC. | Fox Lake, WI | Machinery Manufacturing333414 | 20–99 | ◐ LIKELY ACTIVE |
| ISITW Shakeproof Industrial - Watertown | Watertown, WI | Fabricated Metal Product Manufacturing332722 | 20–99 | ◐ LIKELY ACTIVE |
| MEMayville Engineering Company CO INC - Beaver Dam - Phoenix Coaters West | Beaver Dam, WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
Mayville Engineering Company Inc- Beaver | Beaver Dam, WI | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| MMMEC - Mayville North | Mayville, WI | Fabricated Metal Product Manufacturing332000 | 20–99 | ◐ LIKELY ACTIVE |
| MWMittera WI | Beaver Dam, WI | Printing and Related Support Activities323111 | 100–499 | ◐ LIKELY ACTIVE |
| SRSpecialty Rolled Metals LLC Beaver Dam WI | Beaver Dam, WI | Primary Metal Manufacturing331513 | 20–99 | ◐ LIKELY ACTIVE |
| TJThe Jor-mac CO INC. | Lomira, WI | Fabricated Metal Product Manufacturing332322 | 100–499 | ◐ LIKELY ACTIVE |
| WJWoodstream - Juneau | Juneau, WI | Food Manufacturing311119 | 1–19 | ◐ LIKELY ACTIVE |
| BBusse-sji | Randolph, WI | Fabricated Metal Product Manufacturing332410 | — | ◐ LIKELY ACTIVE |
| AUAbet USA INC | Ashippun, WI | Paper Manufacturing322220 | — | ◇ UNVERIFIED |