Powers Holdings INC | Milwaukee | — | ● ACTIVE |
Precision Door Drive LLC | Franksville | — | ● ACTIVE |
Reed Switch Developments CORP. | Racine | — | ● ACTIVE |
| RRRegal Rexnord Corporation - Milwaukee HQ | Milwaukee | 100–499 | ● ACTIVE |
| RCReliance Controls Corporation | Racine | — | ● ACTIVE |
Renewable Energy & Drives US LLC | New Berlin | — | ● ACTIVE |
Schunk Carbon Technology, LLC | Menomonee Falls | — | ● ACTIVE |
Toboa Energy Resources LLC | Kenosha | — | ● ACTIVE |
Tsi Power CORP | Antigo | — | ● ACTIVE |
Universal Real Time Power Conversion LLC | New Berlin | — | ● ACTIVE |
Velicon Limited | Oak Creek | — | ● ACTIVE |
Venturedyne, LTD. | Milwaukee | — | ● ACTIVE |
| UCU-line CORP | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| WAWolf Appliance INC | Fitchburg | 500+ | ◐ LIKELY ACTIVE |
| BNBroan Nutone LLC | Hartford | — | ◐ LIKELY ACTIVE |
| DCDeltrol Controls | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| GPGenerac Power Systems | Whitewater | — | ◐ LIKELY ACTIVE |
| PSPowergrid Solutions LLC | Oshkosh | 100–499 | ◐ LIKELY ACTIVE |
Generac Power Systems INC - Eagle | Eagle | — | ◐ LIKELY ACTIVE |
| BEBaldor Electric CO | Oshkosh | — | ◇ UNVERIFIED |
| CPCooper Power Systems LLC | Waukesha | — | ◇ UNVERIFIED |
| CPCooper Power Systems-transformer Product | Waukesha | — | ◇ UNVERIFIED |
| EMEnergizer Manufacturing INC - Fennimore | Fennimore | — | ◇ UNVERIFIED |
| HIHoneywell International INC | Pleasant Prairie | — | ◇ UNVERIFIED |
| IEIn-sink - Erator Division | Racine | — | ◇ UNVERIFIED |
| QCQuick Cable CORP | Franksville | — | ◇ UNVERIFIED |
| SCSchunk Carbon Technology LLC | Menomonee Falls | — | ◇ UNVERIFIED |
| SBSpectrum Brands INC | Portage | — | ◇ UNVERIFIED |
Accratech, INC. | Necedah | — | ◐ LIKELY ACTIVE |
Argonorth LLC | Milwaukee | — | ◐ LIKELY ACTIVE |
Quick Cable CORP | Caledonia | — | ◐ LIKELY ACTIVE |
Visicomm Industries LLC | Burlington | — | ◐ LIKELY ACTIVE |
| PPProfessional Power Products INC | Darien | — | ◇ UNVERIFIED |
| SLSpi Lighting Holdings LLC | Mequon | — | ◇ UNVERIFIED |
| AIAbb INC. | New Berlin | — | ◐ LIKELY ACTIVE |
| BLBrass Light Gallery | Milwaukee | 1–19 | ◐ LIKELY ACTIVE |
| DLDanfoss LLC | Milwaukee | 20–99 | ◐ LIKELY ACTIVE |
| DNDrs Naval Power Systems INC | Menomonee Falls | — | ◐ LIKELY ACTIVE |
| ISISE Sturtevant | Sturtevant | 20–99 | ◐ LIKELY ACTIVE |
| LCLovejoy Controls Corporation | Waukesha | — | ◐ LIKELY ACTIVE |
Rockwell Automation Middleton | Middleton | 20–99 | ◐ LIKELY ACTIVE |
| RARockwell Automtion - Ladysmith | Ladysmith | 100–499 | ◐ LIKELY ACTIVE |
| STSSI Technologies, LLC - Palmer | Janesville | 100–499 | ◐ LIKELY ACTIVE |
The Gund Company, INC. | Waukesha | — | ▲ REPORTED CLOSED |
| MEMiller Electric Manufacturing LLC | Appleton | — | ◐ LIKELY ACTIVE |
| BDBeaver Dam Manufacturing | Beaver Dam | — | ◇ UNVERIFIED |
| BSBriggs & Stratton Power Products Group, LLC | Jefferson | — | ◇ UNVERIFIED |
| DTDrs Technologies, INC. | Milwaukee | — | ◇ UNVERIFIED |
| EIEverbrite INC La Crosse | La Crosse | — | ◇ UNVERIFIED |
| GPGenerac Power Systems INC | Jefferson | — | ◇ UNVERIFIED |