| Business | Phone |
| Air-Tech Heating & Air Cond 204 S Rosemead Blvd, Pasadena 91107 | (626) 795-8880 |
| Air Efficiency Svc Pasadena 91101 | (626) 676-9230 |
| Around The Clock Heating & Air Pasadena 91101 | (626) 449-4989 |
| E L Payne Co Pasadena 91101 | (626) 793-1131 |
| North Air Inc Pasadena 91101 | (626) 568-2850 |
| Academy Plumbing Heating & Ac 275 N Hill Ave, Pasadena 91106 | (626) 535-9511 |
| Advanced Air Design Inc 2390 Cooley Pl, Pasadena 91104 | (626) 398-4520 |
| Comfort Heating & Ac 1864 E Washington Blvd, Pasadena 91104 | (626) 798-6292 |
| Cool Air Systems 1883 E Washington Blvd, Pasadena 91104 | (626) 791-0001 |
| Djs Air Conditioning & Heat 21040 E Cienega, Pasadena 91104 | (626) 794-4747 |
| Johnny's Air Conditioning Svc 1523 Sinaloa Ave, Pasadena 91104 | (626) 794-1187 |
| Pacific Coast Ac & Elec Inc 1532 Sinaloa Ave, Pasadena 91104 | (626) 797-0884 |
| Precise Air Systems Inc Pasadena 91104 | (626) 797-1373 |
| Vahe's Air Conditioning Heatg 1443 E Washington Blvd # 162, Pasadena 91104 | (626) 794-2066 |