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Primary Metal Manufacturing in Wisconsin

NAICS 331 · WI

The register lists 293 facilities in Wisconsin. The Bureau of Labor Statistics counted 144 establishments in Wisconsin. WAUPACA FOUNDRY INC - PLANT 2 & 3, located in Waupaca, employed 864 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Milwaukee50Waukesha21Sheboygan15Racine13Manitowoc12Ozaukee12Dane11Washington11

Biggest cities

Plants in Wisconsin42 FACILITIES

Listing 42 of 50: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Maynard Steel Casting COMilwaukee100–499 ACTIVE
Milwaukee Precision Casting INCMilwaukee— ACTIVE
Regent Die & Tool Co, INCMilwaukee20–99 ACTIVE
Stainless Foundry & Engineering INCMilwaukee100–499 ACTIVE
Lucas-milhaupt, INC.Cudahy100–499 ACTIVE
Steele Solutions INCSouth Milwaukee— ACTIVE
Advance Die Cast LLCMilwaukee20–99 LIKELY ACTIVE
Badger AlloysMilwaukee100–499 LIKELY ACTIVE
Blast Cleaning TechnologiesWest Allis100–499 LIKELY ACTIVE
Mid-City Foundry Co. - Milwaukee DivisionMilwaukee20–99 LIKELY ACTIVE
Milwaukee Forgetech INC.Milwaukee100–499 LIKELY ACTIVE
Rexnord Industries LLC Gear GroupMilwaukee— LIKELY ACTIVE
Signicast LLC - Brown DeerMilwaukee100–499 LIKELY ACTIVE
Strattec Security CORPGlendale100–499 LIKELY ACTIVE
Appleton Electric LLCSouth Milwaukee— LIKELY ACTIVE
Charter Wire, LLCMilwaukee100–499 LIKELY ACTIVE
Grede LLC - LibertyWauwatosa— LIKELY ACTIVE
Chicago Faucets-milwaukee PlantMilwaukee— LIKELY ACTIVE
Vulcan Global Manufacturing Solutions INCMilwaukee— LIKELY ACTIVE
Aura Ii INCMilwaukee— LIKELY ACTIVE
Bct Cast Products LLCWest Allis20–99 LIKELY ACTIVE
Nucor Cold Finish WisconsinOak Creek20–99 LIKELY ACTIVE
Nucor Cold Finish Wisconsin INCOak Creek— LIKELY ACTIVE
Steel Warehouse of MilwaukeeOak Creek— LIKELY ACTIVE
Supreme Casting, INC.Milwaukee— LIKELY ACTIVE
Vulcan Global Manufacturing Solutions INCMilwaukee— LIKELY ACTIVE
Ampco Metal Manufacturing INCMilwaukee— UNVERIFIED
Centrifugal Acquisition Corporation, INC.Milwaukee1–19 UNVERIFIED
Charter Wire Division COMilwaukee— UNVERIFIED
Diversified Machine Milwaukee LLCMilwaukee— UNVERIFIED
Kramer InternationalMilwaukee— UNVERIFIED
Metal Technologies, Inc.-west Allis DuctMilwaukee— UNVERIFIED
Milwaukee Gray Iron, LLCWest Allis— UNVERIFIED
Motor Castings COMilwaukee— UNVERIFIED
Stroh Die Casting CO INCMilwaukee— UNVERIFIED
United Milwaukee ScrapMilwaukee— UNVERIFIED
United Milwaukee Scrap, LLCMilwaukee— UNVERIFIED
Vilter Manufacturing Corporation - MilwaukeeMilwaukee— UNVERIFIED
Badger Alloys- Machine shopMilwaukee1–19 LIKELY ACTIVE
Badger Alloys- Pattern ShopMilwaukee1–19 LIKELY ACTIVE
Keshar Casting LLCMilwaukee1–19 UNVERIFIED
Milwaukee - 404 S 116th StMilwaukee20–99 UNVERIFIED

Search all 293 facilities

All primary metal manufacturing nationwide · All manufacturing in Wisconsin