| Business | Phone |
| Adaptive Resources Inc 1216 Grandview Ave, Pittsburgh 15211 | (412) 431-4662 |
| Energy Ventures Analysis 651 Holiday Dr, Pittsburgh 15220 | (412) 928-4690 |
| Equitable Services 110 Allegheny Center Mall, Pittsburgh 15212 | (412) 395-2600 |
| Fayette Resources Inc 90 Clairton Blvd, Pittsburgh 15236 | (412) 653-4891 |
| Grantech Inc 4640 Campbells Run Rd, Pittsburgh 15205 | (412) 787-4330 |
| M D Resources 215 Race St, Pittsburgh 15218 | (412) 247-2286 |
| Residential Resources Inc 908 Penn Ave # 1, Pittsburgh 15222 | (412) 642-9033 |