| Business Name | Phone | Address | zip code |
| Affiliated Engineering Technologies Inc | (412)655-7456 | 5635 Horning Road | 15236 |
| AEA Technology Engineering Services Inc | (412)655-1200 | 241 Curry Hollow Road | 15236 |
| Herron Engineering | (412)655-3899 | 90 Clairton Boulevard | 15236 |
| Tri-Tech Services Inc | (412)655-8970 | 55 Old Clairton Road Suite 1 | 15236 |
| SSI | (412)885-3908 | 707 Tyler Drive | 15236 |
| Flexospan Steel Buildings Inc | (412)650-8210 | 411 Brierly Ln | 15236 |
| AEA Technology Engineering Services Inc | (412)655-1200 | 241 Curry Hollow Road | 15236 |
| Precision Reproductions & Supply Co | (412)655-3700 | 339 Regis Ave | 15236 |
| Herron Engineering | (412)655-3899 | 90 Clairton Boulevard | 15236 |
| Affiliated Engineering Technologies Inc | (412)655-7456 | 5635 Horning Road | 15236 |
| Tri-Tech Services Inc | (412)655-8970 | 55 Old Clairton Road Suite 1 | 15236 |
| DELRAD | (412)882-5212 | 4707 Meadowgreen Dr | 15236 |
| Oldsmobile Mechanical & Consulting | (412)882-8220 | 4720 Brownsville Road | 15236 |
| AEA Technology Engineering Services Inc | (412)655-1200 | 241 Curry Hollow Road | 15236 |
| Herron Engineering | (412)655-3899 | 90 Clairton Boulevard | 15236 |
| Tri-Tech Services Inc | (412)655-8970 | 55 Old Clairton Road Suite 1 | 15236 |
| SSI | (412)885-3908 | 707 Tyler Drive | 15236 |
| Flexospan Steel Buildings Inc | (412)650-8210 | 411 Brierly Ln | 15236 |
| AEA Technology Engineering Services Inc | (412)655-1200 | 241 Curry Hollow Road | 15236 |
| Precision Reproductions & Supply Co | (412)655-3700 | 339 Regis Ave | 15236 |
| Herron Engineering | (412)655-3899 | 90 Clairton Boulevard | 15236 |
| Affiliated Engineering Technologies Inc | (412)655-7456 | 5635 Horning Road | 15236 |
| Tri-Tech Services Inc | (412)655-8970 | 55 Old Clairton Road Suite 1 | 15236 |
| DELRAD | (412)882-5212 | 4707 Meadowgreen Dr | 15236 |
| Oldsmobile Mechanical & Consulting | (412)882-8220 | 4720 Brownsville Road | 15236 |
| DELRAD | (412)882-5212 | 4707 Meadowgreen Dr | 15236 |
| Oldsmobile Mechanical & Consulting | (412)882-8220 | 4720 Brownsville Road | 15236 |
| Flexospan Steel Buildings Inc | (412)650-8210 | 411 Brierly Ln | 15236 |
You can also check out Engineers in Pittsburgh