Pennsylvania
| Company | Category | Area | Address | Web | Contact person | |
| US SUPPLY | Plumbing Fixtures & Supplies-N | Pennsylvania | 1301 MORTON AVE, CHESTER, Delaware, Pennsylvania, 19013-6411, USA | - | - | John Sigda |
| US SURFACE MINING RECLAMATION | Federal Government-Conservatio | Pennsylvania | 334 BLOOMFIELD ST, JOHNSTOWN, Cambria, Pennsylvania, 15904-3268, USA | - | - | Joseph Geissinger |