Primary Metal Manufacturing in Indiana

NAICS 331 · IN

The register lists 449 facilities in Indiana. According to the Bureau of Labor Statistics, 247 establishments in Indiana operated in the Primary Metal Manufacturing industry in 2025. Cleveland-Cliffs Burns Harbor LLC, located in Burns Harbor, employed 4,003 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in Indiana339 FACILITIES

Listing 339 of 449: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
GPGraber Post Buildings INC	Montgomery	100–499	◐ LIKELY ACTIVE
GLGrede LLC	New Castle	—	◐ LIKELY ACTIVE
HEHeritage Environmental Services, LLC	Indianapolis	—	◐ LIKELY ACTIVE
HLHowmet - La Porte Castings	La Porte	500+	◐ LIKELY ACTIVE
HEHydro Extrusion Usa, LLC	Elkhart	—	◐ LIKELY ACTIVE
IAIbc Advanced Alloys	Franklin	20–99	◐ LIKELY ACTIVE
ICId Castings LLC	Noblesville	20–99	◐ LIKELY ACTIVE
ITIndiana Tube CORP	Evansville	20–99	◐ LIKELY ACTIVE
JCJupiter Coil Coating Division	Fairland	—	◐ LIKELY ACTIVE
LILinacast Incorporated Linamar Light Metals Pierceton	Pierceton	—	◐ LIKELY ACTIVE
MLMatalco LLC - Bluffton	Bluffton	—	◐ LIKELY ACTIVE
MSMetal Source, LLC (GHR07)	Huntington	20–99	◐ LIKELY ACTIVE
NINlmk Indiana	Portage	—	◐ LIKELY ACTIVE
PTPlymouth Tube Company	Winamac	—	◐ LIKELY ACTIVE
RAReal Alloy Specification, LLC - Wabash, IN	Wabash	100–499	◐ LIKELY ACTIVE
RPResonac Powdered Metals America, INC	Greensburg	100–499	◐ LIKELY ACTIVE
SLSdi Lafarga LLC - Copperworks Facility	New Haven	—	◐ LIKELY ACTIVE
SDSteel Dynamics Incorporated	Butler	—	◐ LIKELY ACTIVE
SDSteel Dynamics Structural	Columbia City	—	◐ LIKELY ACTIVE
SASuperior Aluminum Alloys LLC	New Haven	—	◐ LIKELY ACTIVE
UEUnion Electric Steel Corporation	Valparaiso	20–99	◐ LIKELY ACTIVE
WMWeil Mclain a United Dominion Company	Michigan City	—	◐ LIKELY ACTIVE
1N105860 - Niagara Lasalle Corporation	Hammond	1–19	◐ LIKELY ACTIVE
ATAk Tube LLC	Columbus	—	◐ LIKELY ACTIVE
ATAllied Tube and Conduit	Merrillville	—	◐ LIKELY ACTIVE
ALArconic Lafayette LLC	Lafayette	—	◐ LIKELY ACTIVE
ARArmsted Rail Company INC	Hammond	—	◐ LIKELY ACTIVE
AIAvestapolarit INC	New Castle	—	◐ LIKELY ACTIVE
BBBeckett Bronze CO. INC.	Muncie	—	◐ LIKELY ACTIVE
CKChrysler Kokomo Casting Plant	Kokomo	—	◐ LIKELY ACTIVE
CUContech Us, LLC	Auburn	—	◐ LIKELY ACTIVE
CFCrosbie Foundry CO	Elkhart	—	◐ LIKELY ACTIVE
ECElectric Coating Technologies, LLC	East Chicago	—	◐ LIKELY ACTIVE
ESEssex Solutions Magnet Wire USA LLC	Franklin	—	◐ LIKELY ACTIVE
FUFca US LLC	Kokomo	—	◐ LIKELY ACTIVE
FWFort Wayne Metals - Avionics Building	Ft Wayne	—	◐ LIKELY ACTIVE
FWFort Wayne Metals - Mcarthur Building	Fort Wayne	—	◐ LIKELY ACTIVE
GAGeneral Aluminum Mfg CO	Fremont	—	◐ LIKELY ACTIVE
HMHarsco Minerals Briquetting LLC	East Chicago	—	◐ LIKELY ACTIVE
HIHarvey Industries LLC	Wabash	—	◐ LIKELY ACTIVE
Haynes International	Kokomo	—	◐ LIKELY ACTIVE
HAHuntington Alloys CORP	Elkhart	—	◐ LIKELY ACTIVE
ICId Castings Building Demolition	Noblesville	—	◐ LIKELY ACTIVE
IWInternational Wire Avilla	Avilla	—	◐ LIKELY ACTIVE
LLLabeca LLC	Fort Wayne	—	◐ LIKELY ACTIVE
MPMadison Precision Products INC	Madison	100–499	◐ LIKELY ACTIVE
MCMed Cast Incorporated	Warsaw	—	◐ LIKELY ACTIVE
OAO&k American CORP	Seymour	—	◐ LIKELY ACTIVE
PSParagon Steel-treatment Plant	Butler	20–99	◐ LIKELY ACTIVE
SESapa Extruder Incorporated	Connersville	—	◐ LIKELY ACTIVE

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