| Business | Phone |
| Enertek Air Cond & Heating 19441 Business Center Dr # 103, Northridge 91324 | (818) 727-9993 |
| Kahn Air Conditioning Inc 19434 Business Center Dr, Northridge 91324 | (818) 886-2600 |
| Mission Air Conditioning Inc 8832 Shirley Ave # 9, Northridge 91324 | (818) 757-0231 |
| Preferred Mechanical Svc 18135 Napa St, Northridge 91325 | (818) 734-1600 |
| Southland Air Cond & Heating 18661 Parthenia St, Northridge 91324 | (818) 341-3307 |
| Southland Heating & Air Cond 19205 Parthenia St # B, Northridge 91324 | (818) 349-9584 |
| Air Con Maintenance Co Northridge 91324 | (818) 885-8448 |
| Alfa Engineering 9842 Calvin Ave, Northridge 91324 | (818) 718-1065 |
| Canfield Mechanical Svc Northridge 91324 | (818) 727-1963 |
| Eddie's Refrigeration Air Northridge 91324 | (818) 775-1900 |
| Enertek Air Conditioning 19441 Business Center Dr, Northridge 91324 | (818) 360-4873 |
| Jeff Nelson Htg & Ac 8760 Amigo Ave, Northridge 91324 | (818) 998-1247 |
| Vantage Air 8914 Geyser Ave, Northridge 91324 | (818) 773-6400 |
| Man-Air Northridge 91324 | (818) 772-2946 |
| N J Air Conditioning & Heating 8417 Vanalden Ave, Northridge 91324 | (818) 701-9558 |
| Spring Heating & Ac Svc Inc 19431 Londelius St, Northridge 91324 | (818) 768-2670 |
| Ron Briant Heating & Air Cond Northridge 91324 | (818) 772-6643 |
| Air Base 8400 Rathburn Ave, Northridge 91325 | (818) 772-9628 |
| Ark Installation Svc 8811 Zelzah Ave, Northridge 91325 | (818) 885-0999 |
| Ballway Air Conditioning 18417 Bryant St, Northridge 91325 | (818) 885-7155 |
| Coastal Heating & Air 7653 Louise Ave, Northridge 91325 | (818) 705-4056 |
| Commair 18135 Napa St, Northridge 91325 | (714) 680-3226 |
| Dav Co Air Conditioning 8817 Louise Ave # C, Northridge 91325 | (818) 701-1190 |
| Design Aire Air Cond & Heating 9018 Balboa Blvd # 562, Northridge 91325 | (818) 904-2804 |
| Tom's Heating & Air Cond 17810 Merridy St, Northridge 91325 | (818) 700-1471 |