Manufacturing in Washington County, Pennsylvania
The register lists 282 facilities in Washington, Pennsylvania. According to the Bureau of Labor Statistics, there were 251 establishments in Washington in 2025. Primary Metal Manufacturing in Washington employed 1,452 people, 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 251 manufacturing establishments in Washington County in 2025, employing about 9,755 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 282.
Facilities183 FACILITIES
Listing 183 of 282: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Dyno Nobel INC (donora Plant) | Donora | Chemical Manufacturing | 325188 | — | LIKELY ACTIVE |
| Golden Eagle Const Co/eighty Four Plt | Eighty Four | Petroleum and Coal Products Manufacturing | 324121 | — | LIKELY ACTIVE |
| Heeter | Canonsburg | Printing and Related Support Activities | 323111 | 100–499 | LIKELY ACTIVE |
| Lanxess CORP | Burgettstown | Chemical Manufacturing | 325180 | — | LIKELY ACTIVE |
| Pennatronics CORP. | Coal Center | Computer and Electronic Product Manufacturing | 334418 | — | LIKELY ACTIVE |
| Severstal Wheeling/allenport | Allenport | Primary Metal Manufacturing | 331221 | — | LIKELY ACTIVE |
| Specialty Printing Inc/charleroi | Charleroi | Printing and Related Support Activities | 323111 | — | LIKELY ACTIVE |
| Stone & CO Inc/charleroi Plt | Charleroi | Nonmetallic Mineral Product Manufacturing | 327320 | — | LIKELY ACTIVE |
| Therm-o-rock East INC | Donora | Chemical Manufacturing | 325180 | — | LIKELY ACTIVE |
| Washington Penn Plas/v-bat | Washington | Chemical Manufacturing | 325991 | — | LIKELY ACTIVE |
| W G Tomko INC | Finleyville | Petroleum and Coal Products Manufacturing | 324110 | — | LIKELY ACTIVE |
| Allegheny Ludlum CORP | Houston | Primary Metal Manufacturing | 331110 | — | UNVERIFIED |
| Allegheny Ludlum Cor/washington Flatroll | Washington | Primary Metal Manufacturing | 331221 | — | UNVERIFIED |
| Allegheny Ludlum Llc/houston Fitch Works | Houston | Primary Metal Manufacturing | 331100 | — | UNVERIFIED |
| American Iron Oxide CO - Allenport Facility | Allenport | Chemical Manufacturing | 325130 | — | UNVERIFIED |
| Ameri-precision Metals Inc/canonsburg Fac | Canonsburg | Primary Metal Manufacturing | 331221 | — | UNVERIFIED |
| Bell Boy Clnr/washington | Washington | Electrical Equipment, Appliance & Component Manufacturing | 335929 | — | UNVERIFIED |
| Campbell Transportation Company, INC. | Dunlevy | Transportation Equipment Manufacturing | 336611 | — | UNVERIFIED |
| Caterpillar Global Mining Amer Llc/houston | Houston | Machinery Manufacturing | 333131 | — | UNVERIFIED |
| Cegelec | Canonsburg | Machinery Manufacturing | 333319 | — | UNVERIFIED |
| Chevron Molycorp Washington Remediation Proj | Washington | Primary Metal Manufacturing | 331000 | — | UNVERIFIED |
| Crouse Hinds Div | Meadow Lands | Fabricated Metal Product Manufacturing | 332116 | — | UNVERIFIED |
| Donaldson Supply CO | Canonsburg | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| Drilling Tools Charleroi | Charleroi | Machinery Manufacturing | 333132 | — | UNVERIFIED |
| Dunningsville Asphalt Plt | Eighty Four | Petroleum and Coal Products Manufacturing | 324121 | — | UNVERIFIED |
| Dynamet INC N Main St Fac | Washington | Primary Metal Manufacturing | 331491 | — | UNVERIFIED |
| Falcon Plastics Washington Fac | Washington | Plastics and Rubber Products Manufacturing | 326121 | — | UNVERIFIED |
| Ferro Color & Glass Corp/washington | Washington | Chemical Manufacturing | 325130 | — | UNVERIFIED |
| Ferro Glass & Color CORP | Washington | Chemical Manufacturing | 325130 | — | UNVERIFIED |
| Kays Cleaners/donora | Donora | Machinery Manufacturing | 333415 | — | UNVERIFIED |
| Liquidmetal Coatings Llc/california | Coal Center | Fabricated Metal Product Manufacturing | 332812 | — | UNVERIFIED |
| Pa Dpw/western State Sch & Hosp | Canonsburg | Computer and Electronic Product Manufacturing | 334419 | — | UNVERIFIED |
| Peoples Natural Gas CO Llc/gibson Sta | Charleroi | Plastics and Rubber Products Manufacturing | 326299 | — | UNVERIFIED |
| Pgh Flexicore/donora Plt | Donora | Nonmetallic Mineral Product Manufacturing | 327390 | — | UNVERIFIED |
| Polyone Design Structures & Solutions Llc/donora Plt 1 | Donora | Chemical Manufacturing | 325991 | — | UNVERIFIED |
| Ras Ind Inc/speers Plt | Charleroi | Plastics and Rubber Products Manufacturing | 326140 | — | UNVERIFIED |
| Regal Ind Donora Plt | Donora | Machinery Manufacturing | 333517 | — | UNVERIFIED |
| Rice Elec Washington Plt | Washington | Electrical Equipment, Appliance & Component Manufacturing | 335312 | — | UNVERIFIED |
| Rts Pkg Llc/charleroi | Charleroi | Paper Manufacturing | 322211 | — | UNVERIFIED |
| Select Cleaners/monongahela | Monongahela | Primary Metal Manufacturing | 331528 | — | UNVERIFIED |
| Sherwood Valve Llc/washington Plt | Washington | Fabricated Metal Product Manufacturing | 332911 | — | UNVERIFIED |
| Speedy Clean Dry Cleaners | Washington | Electrical Equipment, Appliance & Component Manufacturing | 335900 | — | UNVERIFIED |
| Therm O Rock East Inc/donora Plt 2 | Donora | Nonmetallic Mineral Product Manufacturing | 327999 | — | UNVERIFIED |
| Tms Intl Llc/eighty Four Fac | Eighty Four | Primary Metal Manufacturing | 331513 | — | UNVERIFIED |
| Union Electric Steel CORP | Burgettstown | Machinery Manufacturing | 333519 | — | UNVERIFIED |
| Washington Penn Plas/arden | Washington | Chemical Manufacturing | 325991 | — | UNVERIFIED |
| Washington Rotating Control Heads/washington | Washington | Machinery Manufacturing | 333132 | — | UNVERIFIED |
| Westrock Usc Inc/coal Ctr | Coal Center | Paper Manufacturing | 322211 | — | UNVERIFIED |
| Woods Quality Cabinetry | Eighty Four | Furniture and Related Product Manufacturing | 337110 | — | UNVERIFIED |
| W Penn Wire Canton | Washington | Electrical Equipment, Appliance & Component Manufacturing | 335929 | — | UNVERIFIED |