- A Better Deal Air Cond & Htg
- Accurate Climate Control
- Advantage Heating & Air Cond
- Air Conditioning-Heating Spec
- Air Ed Heating & Air Cond
- Air Trend Air Conditioning
- Alpine Refrigeration Heating
- American Air Works
- American Heating & Air
- Amtec Heating & Air Cond
- Arc-USA & Valley Central
- ARPI Mechanical Inc
- BDM Heating & Air Cond
- Climate Masters Air Cond & Htg
- Competition Heating & Air Cond
- Dahme Heating & Air Cond
- Dave's Air Conditioning & Htg
- Design Air Systems
- E & J Svc
- Family Air Conditioning
- L & O Heating & Air Cond
- MBA Mechanical
- Mediterranean Heating & AC
- Moorpark Heating & Air Cond
- On Time Heating & Air Cond
- Premier Refrigeration Air Cond
- Quality Heating & Air Cond
- Thermal Comfort Systems
