| # |
| 1st Choice Mechanical & AC Repair | 23309 North 17th Drive, Deer Valley | 1stchoicemechanicalaz.com | | |
| A |
| AC For Less | Desert Ridge, no street on record | | | |
| Accurate Energy Management Inc. | 1210 East Southern Avenue, South Mountain | | | |
| ACE Home Services | 4814 South 35th Street, South Mountain | | | |
| Advanced Air LLC | 2410 South Central Avenue, Downtown | | | |
| Air Conditioning by Roberts | 1421 East McDowell Road, Central City | | | |
| American Refrigeration Supplies Inc | 2632 East Chambers Street, South Mountain | | | |
| Andrews Refrigeration Inc | 2221 West Granada Road, Encanto | | | |
| Any Hour Services - Electric, Plumbing, Heating & Air | 3415 West Northern Avenue, Alhambra | anyhourservices.com | | |
| Apex Refrigeration & Boiler Co. | 2801 West Willetta Street, Encanto | | | |
| C |
| Carrier Commercial Service | Central City, no street on record | | | |
| Champion Air | Deer Valley, no street on record | | | |
| CMK Heating & Cooling | Deer Valley, no street on record | | | |
| Commercial Refrigeration Service | Deer Valley, no street on record | | | |
| D |
| Dave Downing & Associates | 3906 East Roeser Road, South Mountain | | | |
| Day & Night Air Conditioning, Heating, & Plumbing | 3669 East La Salle Street, South Mountain | | | |
| Diamond AC & Heating | Deer Valley, no street on record | | | |
| DP Air Phoenix | 5216 South 40th Street, South Mountain | | | |
| E |
| EMCOR Services Arizona | 3000 East Chambers Street, South Mountain | | | |
| Environmental Mechanical Equipment | 4611 South 33rd Street, South Mountain | | | |
| F |
| Ferguson HVAC Supply | 3402 East Roeser Road, South Mountain | | | |
| G |
| George Brazil Air Conditioning & Heating | 2655 East Magnolia Street, Central City | | | |
| Gonzales Heating & Cooling | 1547 Grand Avenue, Downtown | | | |
| Gorilla Air | 2401 South 18th Street, Central City | | | |
| H |
| Hays Cooling & Heating LLC | 24825 North 16th Avenue, Deer Valley | hayscoolingandheating.com | | |
| Heating & Cooling Supply | 5002 South 38th Place, South Mountain | | | |
| Hill Phoenix | 1031 East Riverview Drive, Central City | | | |
| Hussmann Corporation | 5610 South 40th Street, South Mountain | | | |
| HVAC Cooling Tower | Paradise Valley, no street on record | | | |
| I |
| Ideal Air Conditioning & Insulation | 4127 East University Drive, Central City | | | |
| Integrated Control Systems | 4615 South 33rd Place, South Mountain | | | |
| Integrity Air Conditioning & Heating | 2250 East Rose Garden Loop, Desert Ridge | | | |
| Isley's Cooling Heating & Plumbing | Central City, no street on record | | | |
| J |
| Johnson Controls Rental Solutions | 2233 South 16th Street, Central City | | | |
| Johnstone Supply | 3834 East Roeser Road, South Mountain | | | |
| K |
| Kelso Building Services of Phoenix | 5246 South 40th Street, South Mountain | | | |
| KJ's Cooling & Heating | Desert Ridge, no street on record | | | |
| L |
| Lee's Air, Plumbing, & Heating | Desert Ridge, no street on record | | | |
| Lennox Stores | Central City, no street on record | | | |
| Lincoln Air & Plumbing | 2805 W Larkspur Dr, North Mountain | lincolnair.com | | |
| M |
| Marlin Services | 2928 South 38th Street, Central City | | | |
| Meadow Air Heating & Air Conditioning | Maryvale, no street on record | | | |
| Mountainside Air Conditioning Repair | 2501 West Behrend Drive, Deer Valley | mountainsideair.com | | |
| N |
| Norman S Wright Co Manufacturer's Representative | 2121 East Magnolia Street, Central City | | | |
| P |
| Parker & Sons | 3636 East Anne Street, Central City | | | |
| Preferred Mechanical, Inc. | 2310 East Magnolia Street, Central City | | | |
| R |
| Reece HVAC | Estrella, no street on record | | | |
| RSA Air Conditioning | 1764 Grand Avenue, Encanto | | | |
| RSD - Refrigeration Supplies Distributor | Desert Ridge, no street on record | | | |
| S |
| Southland Industries | 246 East Watkins Street, Downtown | | | |