| Access Hardware INC | Access Hardware INC | — | (800) 348-2263 | Alarm and generators | Kahului · Maui County | — | — |
| Adt Security Services | Adt Security Services | — | (808) 206-7557 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Air Kauai | Air Kauai | — | (808) 246-4666 | Alarm and generators | Lihue · Kauai County | — | — |
| Alarm Hawaii | Alarm Hawaii | — | (808) 791-4357 | Alarm and generators | Kapolei · Kalawao County | — | — |
| Alert Alarm Of Hawaii | Alert Alarm Of Hawaii | — | (808) 521-5000 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Alert Alarm Of Hawaii | Alert Alarm Of Hawaii | — | (808) 935-5223 | Alarm and generators | Hilo · Hawaii County | — | — |
| Alert Alarm Of Hawaii | Alert Alarm Of Hawaii | — | (808) 245-4243 | Alarm and generators | Lihue · Kauai County | — | — |
| Ali'i Security Systems INC | Ali'i Security Systems INC | — | (808) 847-6777 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Allied Universal Security Services | Allied Universal Security Services | — | (808) 670-3350 | Alarm and generators | Wailuku · Maui County | — | — |
| Aloha Alarm LLC | Aloha Alarm LLC | — | (808) 488-4111 | Alarm and generators | Aiea · Honolulu County | — | — |
| Aloha Alarm LLC | Aloha Alarm LLC | admin@alohaalarm.com | (808) 488-4111 | Alarm and generators | Aiea · Honolulu County | — | — |
| Aloha Lock & Safe | Aloha Lock & Safe | — | (808) 269-9990 | Alarm and generators | Kahului · Maui County | — | — |
| Aloha Security INC | Aloha Security INC | — | (808) 969-3300 | Alarm and generators | Hilo · Hawaii County | — | — |
| Apn Alarm Company: Big Island Maui And Oahu | Apn Alarm Company: Big Island Maui And Oahu | — | (808) 484-9411 | Alarm and generators | Aiea · Honolulu County | — | — |
| Big Island Audio Electronics | Big Island Audio Electronics | — | (808) 480-1308 | Alarm and generators | Hilo · Hawaii County | — | — |
| Blackhawk Security A Security101 Company | Blackhawk Security A Security101 Company | — | (808) 988-9111 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Blue Knight Services Hawaii INC | Blue Knight Services Hawaii INC | — | (808) 822-5665 | Alarm and generators | Kapaʻa · Kauai County | — | — |
| Blue Shield Security | Blue Shield Security | — | (808) 466-8520 | Alarm and generators | Hilo · Hawaii County | — | — |
| Blue Shield Security Oahu LLC | Blue Shield Security Oahu LLC | — | (808) 201-1319 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Blueprint (big Island) | Blueprint (big Island) | — | (808) 895-4540 | Alarm and generators | Kailua-Kona · Hawaii County | — | — |
| Cam Security INC | Cam Security INC | — | (808) 732-8748 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Certified Sounds LLC | Certified Sounds LLC | — | (808) 244-7900 | Alarm and generators | Wailuku · Maui County | — | — |
| Delta Executive Security Hawaii LLC | Delta Executive Security Hawaii LLC | — | (808) 249-2090 | Alarm and generators | Wailuku · Maui County | — | — |
| Digital Alarm Technology | Digital Alarm Technology | — | (808) 457-1353 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Everon LLC | Everon LLC | info@everon.com | — | Alarm and generators | Aiea · Honolulu County | — | — |
| Hawaii Smart Security LLC | Hawaii Smart Security LLC | — | (808) 419-7122 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Icutv.company | Icutv.company | — | (808) 283-3068 | Alarm and generators | Wailuku · Maui County | — | — |
| Integrated Security Technologies | Integrated Security Technologies | — | (808) 836-4094 | Alarm and generators | Waipahu · Kalawao County | — | — |
| Island Security | Island Security | — | (206) 232-0843 | Alarm and generators | Kahului · Maui County | — | — |
| Island Security Fence | Island Security Fence | — | (808) 893-0822 | Alarm and generators | Kahului · Maui County | — | — |
| It Kauai | It Kauai | — | (808) 246-4446 | Alarm and generators | Lihue · Kauai County | — | — |
| Kamikaze Electronics | Kamikaze Electronics | — | (808) 877-7777 | Alarm and generators | Kahului · Maui County | — | — |
| Kcn Services - Security Camera Hawaii Honolulu Oahu | Kcn Services - Security Camera Hawaii Honolulu Oahu | — | (808) 589-0000 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Kt Protection Services | Kt Protection Services | — | (808) 201-1911 | Alarm and generators | Honolulu · Honolulu County | — | — |
| Kukui It | Kukui It | — | (808) 822-0080 | Alarm and generators | Lihue · Kauai County | — | — |
| Lifeline Fire & Security A Pye-Barker Fire & Safety Company | Lifeline Fire & Security A Pye-Barker Fire & Safety Company | — | (808) 548-5433 | Alarm and generators | Kapolei · Kauai County | — | — |
| Makena It Group | Makena It Group | info@makenaitgroup.com | (808) 500-5850 | Alarm and generators | Kahului · Maui County | — | — |
| Maui Alarm Systems | Maui Alarm Systems | — | (808) 866-4859 | Alarm and generators | Kahului · Maui County | — | — |
| Maui Custom Surveillance | Maui Custom Surveillance | — | (928) 202-4536 | Alarm and generators | Kihei · Maui County | — | — |
| Maui Fire Control INC | Maui Fire Control INC | — | (808) 877-3520 | Alarm and generators | Kahului · Maui County | — | — |