| POPier of D'nort | St Germain | WI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PSPiping Systems, Inc. | Hortonville | WI | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| PLProvident LLC | Appleton | WI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| RIRaphael Industries INC | West Allis | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| RIRaybar Inc | Saukville | WI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| RMRes Manufacturing CO | Milwaukee | WI | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| RMRMG Machining LLC | Grafton | WI | Fabricated Metal Product Manufacturing332721 | 1-19 | ◐ LIKELY ACTIVE |
| RIRobinson Inc DP1 | De Pere | WI | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| RIRobinson Inc - DP2 | De Pere | WI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| SKSafety Kleen Systems Inc 77NBW | New Berlin | WI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| SLSkycoat LLC | Baldwin | WI | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| SRSpecialty Rolled Metals LLC Beaver Dam WI | Beaver Dam | WI | Primary Metal Manufacturing331513 | 20-99 | ◐ LIKELY ACTIVE |
| SISteelwind Industries, Inc | Oak Creek | WI | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| SPSummit Packaging Systems Racine | Racine | WI | Fabricated Metal Product Manufacturing332919 | 100-499 | ◐ LIKELY ACTIVE |
| TCThe Chrome Shop | Menasha | WI | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| TMTk Machine LLC | Elroy | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| TNTop Notch Welding INC | Deforest | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| TITower Industries, INC. | Greenville | WI | Fabricated Metal Product Manufacturing332993 | — | ◐ LIKELY ACTIVE |
| TNTrachte North | Oregon | WI | Fabricated Metal Product Manufacturing332210 | 100-499 | ◐ LIKELY ACTIVE |
| UWUnited Welding & Mfg. Co., Inc. | Cudahy | WI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| VLVerbco LLC | De Pere | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ▲ REPORTED CLOSED |
| VSVeritas Steel - Eau Claire | Eau Claire | WI | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| WNWacker Neuson America CORP | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| WWatertronics | Hartland | WI | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| WMWeldFab Manufacturing | Slinger | WI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| WKWisconsin Knife Works | Beloit | WI | Fabricated Metal Product Manufacturing332216 | 20-99 | ◐ LIKELY ACTIVE |
Wisconsin Oven CORP | East Troy | WI | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| WSWrico Stamping CO of Wisconsin | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| WFWst Fab LLC. | Manitowoc | WI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| AMAccord Manufacturing, Inc. | Jackson | WI | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| ACAdvanced Coatings INC | West Bend | WI | Fabricated Metal Product Manufacturing332810 | — | ◐ LIKELY ACTIVE |
| APAdvanced Plating Technologies | Milwaukee | WI | Fabricated Metal Product Manufacturing332810 | — | ◐ LIKELY ACTIVE |
| AIAlliance-industries INC - Menasha | Menasha | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| ASAmerican Structures, INC. | Menomonie | WI | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| ALAti Ladish LLC | Coon Valley, Village of | WI | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| BCBradley CORP | Germantown | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| BBusse-sji | Randolph | WI | Fabricated Metal Product Manufacturing332410 | — | ◐ LIKELY ACTIVE |
| CICardinal Ig Site | Spring Green | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| CRCardinal Rotar | Spring Green | WI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| CECollaer Enterprises Inc | North Prairie | WI | Fabricated Metal Product Manufacturing332999 | 1-19 | ◐ LIKELY ACTIVE |
| EWEr Wagner Manufacturing CO | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| GRGleason Reel a Hubbell CO | Mayville | WI | Fabricated Metal Product Manufacturing332990 | — | ◐ LIKELY ACTIVE |
| HLHendo, LLC Dba Optimal Performance Innovations (opi Llc) | Sheboygan | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| HMHolland Mfg | Kenosha | WI | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| IPIndianhead Plating INC | Chippewa Falls | WI | Fabricated Metal Product Manufacturing332810 | — | ◐ LIKELY ACTIVE |
| IAIntertractor America CORP | Elkhorn | WI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| ITIsometric Tool & Design | New Richmond | WI | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| KMKettle Moraine Coatings, INC. | Jackson | WI | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| KMKickhaeffer Manufacturing Company LLC | Port Washington | WI | Fabricated Metal Product Manufacturing332119 | — | ◐ LIKELY ACTIVE |
| KMKing Manufacturing Corporation | Waupun | WI | Fabricated Metal Product Manufacturing332310 | 1-19 | ◐ LIKELY ACTIVE |