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Manufacturing in Allegheny County, Pennsylvania

The register lists 1,025 facilities in Allegheny, Pennsylvania. According to the Bureau of Labor Statistics, 1,133 establishments were counted in Allegheny in 2025. Primary Metal Manufacturing has a location quotient of 2.39 in Allegheny, according to the Bureau of Labor Statistics.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 1,133 manufacturing establishments in Allegheny County in 2025, employing about 34,478 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 1,025, about 90% of that figure.

Facilities665 FACILITIES

Listing 665 of 1,025: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
United Refinery Springdale TerminalSpringdalePetroleum and Coal Products Manufacturing324121— UNVERIFIED
Upmc St Margaret Hosp/pghPittsburghMachinery Manufacturing333912— UNVERIFIED
Valley Natl Gases Wv Llc/west MifflinWest MifflinPetroleum and Coal Products Manufacturing324199— UNVERIFIED
Vitro Flat Glass, LLC / Glass Business & Discovery CenterPittsburghNonmetallic Mineral Product Manufacturing327215— UNVERIFIED
Watson Standard Adhesives COHarwickChemical Manufacturing325510— UNVERIFIED
Watson Std Co/harwickHarwickChemical Manufacturing325510— UNVERIFIED
Watson Std Co/neville IsNeville IslandChemical Manufacturing325510— UNVERIFIED
Westinghouse Elec CORP Esd LabPittsburghComputer and Electronic Product Manufacturing334419— UNVERIFIED
Westinghouse Electric Corporation, PcdPittsburghComputer and Electronic Product Manufacturing334111— UNVERIFIED
1440 Foods Manufacturing, LLC (Terence Facility)PittsburghFood Manufacturing31199920–99 LIKELY ACTIVE
Advanced Ordnance LLCMount WashingtonFabricated Metal Product Manufacturing332994— LIKELY ACTIVE
Aerotech - EpsilonPittsburghElectrical Equipment, Appliance & Component Manufacturing335314100–499 LIKELY ACTIVE
Air Product and Chemicals Inc.- Creighton FacilityCreightonChemical Manufacturing32512020–99 LIKELY ACTIVE
AlloySpringdaleNonmetallic Mineral Product Manufacturing3273311–19 LIKELY ACTIVE
Alpha AromaticsPittsburghChemical Manufacturing325620100–499 LIKELY ACTIVE
ALTA Performance Materials - Neville IslandPittsburghChemical Manufacturing32521120–99 LIKELY ACTIVE
Altium Packaging - VeronaVeronaPlastics and Rubber Products Manufacturing32616020–99 LIKELY ACTIVE
Armstrong Kover Kwick, IncMcKees RocksMachinery Manufacturing33351920–99 LIKELY ACTIVE
ATI Specialty Materials - OakdaleOakdalePrimary Metal Manufacturing33149220–99 LIKELY ACTIVE
Beitler McKee OpticalPittsburghMiscellaneous Manufacturing33911520–99 LIKELY ACTIVE
Berkshire Grey (Pittsburgh PA)PittsburghMachinery Manufacturing33399820–99 LIKELY ACTIVE
Brackenridge OperationsBrackenridgePrimary Metal Manufacturing331221100–499 LIKELY ACTIVE
BspPittsburghFabricated Metal Product Manufacturing33261320–99 LIKELY ACTIVE
Cheswick, PaCheswickPaper Manufacturing322211100–499 LIKELY ACTIVE
Chromalox Corporate OfficePittsburghMachinery Manufacturing33341420–99 LIKELY ACTIVE
Clairton PlantClairtonPrimary Metal Manufacturing331110500+ LIKELY ACTIVE
Czarnowski-PittsburghPittsburghMiscellaneous Manufacturing33995020–99 LIKELY ACTIVE
DMI Companies-MonongahelaMonongahelaFabricated Metal Product Manufacturing332322100–499 LIKELY ACTIVE
Eaton CorporationWarrendaleElectrical Equipment, Appliance & Component Manufacturing335311— LIKELY ACTIVE
Edgar Thomson PlantBraddockPrimary Metal Manufacturing331110500+ LIKELY ACTIVE
EPC Power PittsburgPittsburgElectrical Equipment, Appliance & Component Manufacturing3359991–19 LIKELY ACTIVE
Equipment & AssemblyPittsburghFabricated Metal Product Manufacturing33242020–99 LIKELY ACTIVE
ExtechPittsburghPlastics and Rubber Products Manufacturing32619920–99 LIKELY ACTIVE
Field ServicesPittsburghChemical Manufacturing32599820–99 LIKELY ACTIVE
Freight Segment Thermal Transfer CorpDuquesneFabricated Metal Product Manufacturing33241020–99 LIKELY ACTIVE
Ft Energy Controls, LLCPittsburghComputer and Electronic Product Manufacturing334512— LIKELY ACTIVE
Gai-tronicsPittsburgComputer and Electronic Product Manufacturing3342901–19 LIKELY ACTIVE
General Dynamics Mission Systems, INC.PittsburghComputer and Electronic Product Manufacturing334220— LIKELY ACTIVE
Giffin Interior and Fixture, Inc. - ShopBridgevilleFurniture and Related Product Manufacturing33721220–99 LIKELY ACTIVE
GlassportGlassportNonmetallic Mineral Product Manufacturing3273201–19 LIKELY ACTIVE
Gold Medal Products Company - PittsburghPittsburghMachinery Manufacturing3332411–19 LIKELY ACTIVE
Grant StreetPittsburghPrimary Metal Manufacturing331110500+ LIKELY ACTIVE
Hormann Flexon LLC - ImperialImperialFabricated Metal Product Manufacturing3323221–19 LIKELY ACTIVE
International Printing Industries LLC - Pixartprinting - Warrendale, PAWarrendalePrinting and Related Support Activities32311720–99 LIKELY ACTIVE
JV Manufacturing - Plant 16Natrona HeightsMachinery Manufacturing33351420–99 LIKELY ACTIVE
Kelsen, USATarentumNonmetallic Mineral Product Manufacturing32712020–99 LIKELY ACTIVE
Krystal Biotech, Inc.PittsburghChemical Manufacturing325414100–499 LIKELY ACTIVE
Krystal Biotech, Inc - AstraCoraopolisChemical Manufacturing32541420–99 LIKELY ACTIVE
Matthews International Corporation - Pittsburgh BronzePittsburghPrimary Metal Manufacturing331529100–499 LIKELY ACTIVE
McKees RocksMcKees RocksChemical Manufacturing32512020–99 LIKELY ACTIVE

Search all 14,331 Pennsylvania facilities