| Business | Phone |
| Arendosh Heating & Cooling 11606 Penn Hills Dr, Penn Hills 15235 | (412) 371-1973 |
| Bowlin Plumbing & Heating Co 2535 Main St, Penn Hills 15235 | (412) 793-5922 |
| Coyne Mechanical Inc 110 Yosemite Dr, Penn Hills 15235 | (412) 793-8899 |
| Sterling Electric 11256 Azalea Dr, Penn Hills 15235 | (412) 795-9795 |