| FMFze Manufacturing Solutions LLC | Fond Du Lac | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| GSGkn Sinter Metals | Germantown | WI | Fabricated Metal Product Manufacturing332117 | — | ◇ UNVERIFIED |
| GRGleason Reel a Hubbell CO | Mayville | WI | Fabricated Metal Product Manufacturing332990 | — | ◇ UNVERIFIED |
 Greenheck Fan CORP | Schofield | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| GIGuhring INC | Brookfield | WI | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| HCHammerblow Corporation | Wausau | WI | Fabricated Metal Product Manufacturing332990 | — | ◇ UNVERIFIED |
| HAHealy Awards INC | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| HIHelgesen Industries INC | Hartford | WI | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| HAHowell Ave Milwaukee Distribution Center | Oak Creek | WI | Fabricated Metal Product Manufacturing332000 | — | ◇ UNVERIFIED |
 Husco International INC | Waukesha | WI | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| IAIntertractor America CORP | Elkhorn | WI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| INIvi North INC Plant 3 | Greenville | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| JLJ L Di Coat CO INC | Sheboygan | WI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| KMKickhaeffer Manufacturing Company LLC | Port Washington | WI | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| LSLapham-hickey Steel Corporation | Oshkosh | WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| LMLmi Manufacturing Holdings LLC | Allenton | WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| MMMacfab Metal Products | Beaver Dam | WI | Fabricated Metal Product Manufacturing332320 | — | ◇ UNVERIFIED |
| MLManning Lighting, INC. | Sheboygan | WI | Fabricated Metal Product Manufacturing332320 | — | ◇ UNVERIFIED |
| MLMaysteel LLC Allenton | Allenton | WI | Fabricated Metal Product Manufacturing332000 | — | ◇ UNVERIFIED |
| MLMaysteel LLC - Mayville Division | Mayville | WI | Fabricated Metal Product Manufacturing332000 | — | ◇ UNVERIFIED |
| MEMayville Engineering Company INC | Neillsville | WI | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| MTMeca & Technology Machine INC | Green Bay | WI | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| MOMetalcraft of Mayville | West Bend | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MBMetallic Bonds LTD | Beloit | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MMMetso Minerals | Milwaukee | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MCMilwaukee County Transit System-flt Maint | Milwaukee | WI | Fabricated Metal Product Manufacturing332810 | — | ◇ UNVERIFIED |
 Milwaukee Valve CO INC | Milwaukee | WI | Fabricated Metal Product Manufacturing332910 | — | ◇ UNVERIFIED |
| MWMonarch Ware INC | Algoma | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| NPNickelson Plastics INC | Osceola | WI | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| NENorthern Engineering Company LLC | Superior | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| NMNorthern Metal Fab INC | Baldwin | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| OFOberlin Filter Company | Pewaukee | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| OFOem Fabricators INC | Neillsville | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PIPacal Industries LLC | La Crosse | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Refrigerating Specialties Di | Mauston | WI | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| PHP & H Mining Equipment | Milwaukee | WI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PCPhoenix Coaters LLC | Berlin | WI | Fabricated Metal Product Manufacturing332810 | — | ◇ UNVERIFIED |
| PFPjk Finishing CO INC | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| PEPlating Engineering | Milwaukee | WI | Fabricated Metal Product Manufacturing332810 | — | ◇ UNVERIFIED |
| PSPoblocki & Sons INC | West Allis | WI | Fabricated Metal Product Manufacturing332000 | — | ◇ UNVERIFIED |
| PWPolar Ware CO | Sheboygan | WI | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| PSPressed Steel Tank CO INC | Milwaukee | WI | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| PFProfile Finishing Systems INC | Waukesha | WI | Fabricated Metal Product Manufacturing332810 | — | ◇ UNVERIFIED |
| RWRegal Ware INC - Kewaskum | Kewaskum | WI | Fabricated Metal Product Manufacturing332200 | — | ◇ UNVERIFIED |
| RPReliable Plating Works-5th St | Milwaukee | WI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
 Rie Coatings LLC | Oshkosh | WI | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| RTRipon Truck Repair & Equipment, LLC | Pickett | WI | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| RCRytec CORP | Jackson | WI | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| SMScan-pac Manufacturing INC | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332117 | — | ◇ UNVERIFIED |
| SIScot Industries | Muscoda | WI | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
