Manufacturing in Westmoreland County, Pennsylvania
The register lists 439 facilities in Westmoreland, Pennsylvania. According to the Bureau of Labor Statistics, there were 549 establishments in Westmoreland in 2025. Primary Metal Manufacturing in Westmoreland had a location quotient of 7.08, 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 549 manufacturing establishments in Westmoreland County in 2025, employing about 17,275 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 439, about 80% of that figure.
Facilities10 FACILITIES
Listing 10 of 12: 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 |
|---|---|---|---|---|---|
| Valero Service INC | Delmont | Transportation Equipment Manufacturing | 336212 | — | ACTIVE |
| Gld Company LLC | Delmont | Machinery Manufacturing | 333414 | — | LIKELY ACTIVE |
| Tresco Paving Asphalt Supply | Delmont | Petroleum and Coal Products Manufacturing | 324121 | — | LIKELY ACTIVE |
| Derry Const CO Inc/delmont Plt | Delmont | Petroleum and Coal Products Manufacturing | 324121 | — | UNVERIFIED |
| Metalor Electrotechnics USA Corp/plt 5 | Delmont | Primary Metal Manufacturing | 331491 | — | UNVERIFIED |
| Mitsubishi Chem Advanced Materials Inc/delmont 4 | Delmont | Plastics and Rubber Products Manufacturing | 326113 | — | UNVERIFIED |
| Vision Profile Extrusions USA LTD | Delmont | Plastics and Rubber Products Manufacturing | 326121 | — | UNVERIFIED |
| Mitsubishi Chemical Advanced Materials Inc | Delmont | Plastics and Rubber Products Manufacturing | 326113 | 20–99 | LIKELY ACTIVE |
| Salem Millwork Inc | Delmont | Wood Product Manufacturing | 321918 | 20–99 | LIKELY ACTIVE |
| Valero Enterprises, Inc | Delmont | Transportation Equipment Manufacturing | 336120 | 20–99 | LIKELY ACTIVE |
