| Business | Phone |
| George W Wilson Inc 1199 Cherrington Ln, Harrisburg 17111 | (717) 541-0687 |
| La Marco Heating & Air Cond 130 Hillymede Cir, Harrisburg 17111 | (717) 566-4419 |
| Lahr's Restoration Harrisburg 17101 | (717) 329-1333 |
| Larry's Heating & Air Cond 3212 Sunnyside Ave, Harrisburg 17109 | (717) 652-0962 |
| Leidigh's Heating & Air Cond 5805 Cushing Pl, Harrisburg 17109 | (717) 540-9495 |
| Mc Clure Co 4101 N 6th St # 4, Harrisburg 17110 | (717) 232-9743 |
| Miller's Heating & Cooling 7387 Jonestown Rd, Harrisburg 17112 | (717) 545-8286 |
| Moad Services 7059 Linglestown Rd, Harrisburg 17112 | (717) 545-9387 |
| Thermotech Inc 2218 Susquehanna St, Harrisburg 17110 | (717) 245-9825 |
| Trane Co 3909 Tecport Dr, Harrisburg 17111 | (717) 561-5400 |
| Rauch & Mitchell Inc 745 Felty Dr, Harrisburg 17111 | (717) 566-7465 |
| R L Gipe Heating & Cooling 15 Rosewood Dr, Harrisburg 17109 | (717) 545-4958 |