Trusted hvac serving Honolulu and surrounding areas
Johnstone Supply serves Honolulu and surrounding areas as your trusted HVAC partner with unmatched expertise in air conditioning, heating, ventilation, and maintenance services. Located in the heart of Hawaii's bustling capital, we bring decades of industry knowledge to homeowners and businesses throughout Honolulu neighborhoods including Waikiki, Kahala, Manoa, Kailua, and Kaneohe. Whether you need emergency AC repair during sweltering summer months, seasonal maintenance to keep your system running efficiently, or complete HVAC installation in your Ala Moana or Downtown Honolulu property, our certified technicians deliver reliable solutions. Serving areas near Diamond Head, the Honolulu International Airport vicinity, and Pearl Harbor neighborhoods, Johnstone Supply combines local experience with national HVAC standards. Trust our team to handle your climate control needs with professionalism and precision, ensuring your home or business stays comfortable year-round in Hawaii's tropical climate.
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 |
| 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 |