Primary Metal Manufacturing in Pennsylvania

NAICS 331 · PA

Pennsylvania is home to Primary Metal Manufacturing, an industry with a location quotient of 2.37 according to the Bureau of Labor Statistics in 2024. Listed in the register are 763 facilities in 285 cities across Pennsylvania as of 2026. The VICTAULIC CO FORKS FACILITY in Easton had 1567 employees in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in Pennsylvania66 FACILITIES

Facility	City	Employees	Status
LCLibertas Copper	Leetsdale	100–499	● ACTIVE
Matthews International Corporation	Pittsburgh	—	● ACTIVE
Universal Stainless & Alloy Products INC	Bridgeville	—	● ACTIVE
EMEpic Metals CORP	Braddock	—	● ACTIVE
Arconic Corporation	Pittsburgh	—	● ACTIVE
Ssab, INC.	Moon Township	—	● ACTIVE
USUnited States Steel Corporation	Pittsburgh	—	● ACTIVE
APAti Powder Metals, LLC	Oakdale	20–99	◐ LIKELY ACTIVE
ALAllegheny Ludlum LLC	Brackenridge	—	◐ LIKELY ACTIVE
UCUss Corp/edgar Thomson Works	Braddock	—	◐ LIKELY ACTIVE
UMUss Mon Valley Works - Irvin Plant	West Mifflin	—	◐ LIKELY ACTIVE
MUMarcegaglia USA Munhall Plant	Munhall	—	◐ LIKELY ACTIVE
MTMcconway & Torley LLC - Steel Castings Mfg Plant	Pittsburgh	—	◐ LIKELY ACTIVE
TCTube City Ims/slag Processing	Braddock	—	◐ LIKELY ACTIVE
DPDura-bond Pipe 1 LLC	Mckeesport	—	◇ UNVERIFIED
Superior Forge & Steel Corporation (pittsburgh, Pa)	Pittsburgh	—	◇ UNVERIFIED
TTThe Techs - Nextech Plant	Turtle Creek	—	◇ UNVERIFIED
WSWhemco Steel Castings Inc/west Homestead	Homestead	—	◇ UNVERIFIED
AFAti Flat Rolled Products, LLC	Natrona Heights	—	◐ LIKELY ACTIVE
HMHarsco Metals Bri Llc/braddock	Braddock	—	◐ LIKELY ACTIVE
SFSuperior Forge and Steel	Pittsburgh	20–99	◐ LIKELY ACTIVE
TSTygart Steel	Mckeesport	20–99	◐ LIKELY ACTIVE
ACAkj Clairton LLC	Clairton	—	◐ LIKELY ACTIVE
MPMetalico Pgh INC	Pittsburgh	—	◐ LIKELY ACTIVE
ARAmg Resources CORP	Pittsburgh	—	◇ UNVERIFIED
CPCarpenter Powder Products INC	Bridgeville	—	◇ UNVERIFIED
CSCommercial Steel Corporation	Glassport	—	◇ UNVERIFIED
GIGottlieb INC	Neville Island	—	◇ UNVERIFIED
MRMiltec Resources Uss Edgar Thomson Works	Braddock	—	◇ UNVERIFIED
PFPittsburgh Flatroll CO	Pittsburgh	—	◇ UNVERIFIED
UEUnion Elec Steel Carnegie Plt	Carnegie	—	◇ UNVERIFIED
ATI Specialty Materials - Oakdale	Oakdale	20–99	◐ LIKELY ACTIVE
BOBrackenridge Operations	Brackenridge	100–499	◐ LIKELY ACTIVE
CPClairton Plant	Clairton	500+	◐ LIKELY ACTIVE
ETEdgar Thomson Plant	Braddock	500+	◐ LIKELY ACTIVE
GSGrant Street	Pittsburgh	500+	◐ LIKELY ACTIVE
Matthews International Corporation - Pittsburgh Bronze	Pittsburgh	100–499	◐ LIKELY ACTIVE
MTMcConway & Torley, LLC	Pittsburgh	100–499	◐ LIKELY ACTIVE
NHNatrona Heights Operations (NHO)	Natrona Heights	100–499	◐ LIKELY ACTIVE
OTOPTA-Edgar Thomson	Braddock	1–19	◐ LIKELY ACTIVE
OCOPTA-Turtle Creek	Turtle Creek	1–19	◐ LIKELY ACTIVE
PSPittsburgh Service Center	Pittsburgh	100–499	◐ LIKELY ACTIVE
RAResearch and Technology Center	Munhall	100–499	◐ LIKELY ACTIVE
UEUnion Electric Steel- Carnegie Plant	Carnegie	100–499	◐ LIKELY ACTIVE
WCWhemco-steel Castings, INC	Pittsburgh	—	◐ LIKELY ACTIVE
TMTmp Metals Group, LTD.	Pittsburgh	—	◐ LIKELY ACTIVE
AAditech	Leetsdale	—	◇ UNVERIFIED
AIAffival, INC.	Verona	—	◇ UNVERIFIED
ASAllegheny Steel Products CO.	Pittsburgh	—	◇ UNVERIFIED
AZAmerican Zinc Recycling LLC	Pittsburgh	—	◇ UNVERIFIED

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