| CACentrifugal Acquisition Corporation, INC. | Milwaukee | — | ◇ UNVERIFIED |
| NBNeenah Brass & Aluminum Foundry CO | Neenah | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals | Cambridge | — | ◇ UNVERIFIED |
| ACAdvanced Centrifugals LTD | Cambridge | — | ◇ UNVERIFIED |
| AAAdvantage Aero, INC. | Madison | — | ◇ UNVERIFIED |
| AFAelco Foundries INC | Milwaukee | — | ◇ UNVERIFIED |
| ACAlbany Chicago Company, LLC | Pleasant Prairie | — | ◇ UNVERIFIED |
| ASAllied Smelting | West Allis | — | ◇ UNVERIFIED |
| AAlumitech | Merrill | — | ◇ UNVERIFIED |
| AIAmcast Industrial CORP - Amcast Automotive | Cedarburg | — | ◇ UNVERIFIED |
| AGAustin Gray Iron Foundry | Sheboygan | — | ◇ UNVERIFIED |
| BIBadger Iron Works INC | Menomonie | — | ◇ UNVERIFIED |
| BFBelgium Foundry CORP | Belgium | — | ◇ UNVERIFIED |
| BBBerntsen Brass & Aluminum Foundry, INC. | Phelps | — | ◇ UNVERIFIED |
| BCBlackhawk Cutting Services, Inc. | Beloit | — | ◇ UNVERIFIED |
| BIBrandenburg Indus Svc CO at Brillion Ironworks | Brillion | — | ◇ UNVERIFIED |
| CCCapital City Culvert Corporation | Brooklyn | — | ◇ UNVERIFIED |
| CCCase Corporation - Racine Foundry Plant | Racine | — | ◇ UNVERIFIED |
| CRCimco Recycling - Dewey Pl Plant | Milwaukee | — | ◇ UNVERIFIED |
| CCCraft Cast CO INC | Jackson | — | ◇ UNVERIFIED |
| CMCrucible Materials CORP Trent Tube Plants 1,3 | East Troy | — | ◇ UNVERIFIED |
| DPDurex Products INC | Luck | — | ◇ UNVERIFIED |
| EEEgs Electrical Group | South Milwaukee | — | ◇ UNVERIFIED |
| EAElkcast Aluminum | Elkhorn | — | ◇ UNVERIFIED |
| EIEmerson Industrial Automation USA LLC | South Milwaukee | — | ◇ UNVERIFIED |
| FIFmh, INC. | Amery | — | ◇ UNVERIFIED |
| FHFoley Holdings, LLC | Wausau | — | ◇ UNVERIFIED |
| FCFormrite Companies INC. | Two Rivers | — | ◇ UNVERIFIED |
| FPForte' Products LLC | Argyle | — | ◇ UNVERIFIED |
| GCGamco Components Group (former) | Cedarburg | — | ◇ UNVERIFIED |
| GIGelant Inc. | Union Grove | — | ◇ UNVERIFIED |
| GFGrede Foundries Inc-milwaukee Steel Division | Milwaukee | — | ◇ UNVERIFIED |
| GWGrede Wisconsin Subsidiaries LLC | Browntown | — | ◇ UNVERIFIED |
| HAHeritage Aluminum and Brass | Valders | — | ◇ UNVERIFIED |
| HAHeritage Aluminum and Brass Foundry | Saint Nazianz | — | ◇ UNVERIFIED |
| HNHuf North America Automotive Parts Mfg Group | Germantown | — | ◇ UNVERIFIED |
| ICIps/stanwood Corporation | South Milwaukee | — | ◇ UNVERIFIED |
| JBJ B Dorschner LLC | Somerset | — | ◇ UNVERIFIED |
| KTKald Tool & Die Corporation & DNP Realy, LLC | Richfield | — | ◇ UNVERIFIED |
| KCKeshar Casting LLC | Milwaukee | — | ◇ UNVERIFIED |
| KAKoenig and Vits INC | Manitowoc | — | ◇ UNVERIFIED |
| MCMarinette Casting CORP | Peshtigo | — | ◇ UNVERIFIED |
| MCMaysteel CORP Menomonee Falls Division | Menomonee Falls | — | ◇ UNVERIFIED |
| MTMetalcraft Tool & Die INC. | Ixonia | — | ◇ UNVERIFIED |
| MIMetaltek International Wis Investcast | Watertown | — | ◇ UNVERIFIED |
| NSNational Steel Fabricators | Rice Lake | — | ◇ UNVERIFIED |
| NANemak Automotive Castings | Sheboygan | — | ◇ UNVERIFIED |
| NUNemak USA INC. | Sheboygan | — | ◇ UNVERIFIED |
| NUNemak USA INC. - Gateway | Sheboygan | — | ◇ UNVERIFIED |
| NANorthern Aluminum Foundry | North Fond Du Lac | — | ◇ UNVERIFIED |
