Pick HVAC in Honolulu and get rank changes, new openings, and competitor moves every Monday.
With nearly three decades serving Honolulu, Alltemp holds EPA and NATE certifications that verify technician expertise. Their willingness to offer free estimates and emergency service, backed by customer ratings, demonstrates reliability for Oahu's demanding tropical climate.
Alltemp is Honolulu's trusted HVAC partner, serving residential and commercial properties throughout Oahu for over two decades. Located in the heart of Hawaii's bustling capital, we provide comprehensive heating, ventilation, and air conditioning solutions to neighborhoods including Kaimuki, Manoa, Makiki, and Pearl City. Our certified technicians deliver expert maintenance, repairs, and installations tailored to Hawaii's unique tropical climate. Whether you're in downtown Honolulu near Iolani Palace, the beachside communities of Waikiki and Ala Moana, or the residential areas of Kahala and Nuuanu, Alltemp ensures your indoor climate stays comfortable year-round. We're committed to reliability, transparent pricing, and prompt service. Trust Alltemp for all your HVAC needs across Honolulu and surrounding areas.
Data updated Apr 11, 2026
| # | Business | Rating | Reviews | Response |
|---|---|---|---|---|
| #1 | ALOHA AC SERVICES LLC | 5.0 | 8 | Tracking |
| #2 | Smart AC Systems | 5.0 | 3 | Tracking |
| #3 | Island Wide A/C Services LLC | 5.0 | 3 | Tracking |
| #4 | KW Air Conditioning LLC | 5.0 | 1 | Tracking |
| #5 | Air Conditioning Solutions Supply | 5.0 | 1 | Tracking |
| #6 | Air Reps Hawaii | 5.0 | 1 | Tracking |
| #7 | Air Masters Inc | 4.9 | 311 | Tracking |
| #8 | Air Source Air Conditioning | 4.9 | 128 | Tracking |
| #9 | AC CLEANING HAWAII | 4.9 | 28 | Tracking |
| #10 | Cool Tech. | 4.8 | 37 | Tracking |
| #11 | Polar Automotive Air Conditioning | 4.7 | 71 | Tracking |
| #12 | Cosco Air Conditioning & Refrigeration | 4.7 | 33 | Tracking |