| Arborist Services LLC | Arborist Services LLC | arboristservices@aol.com | (626) 644-9391 | Tree | Hilo · Hawaii County | — | — |
| Arbormundi LLC | Arbormundi LLC | — | (808) 852-1857 | Tree | Honolulu · Honolulu County | — | — |
| Backyard Monkey LLC | Backyard Monkey LLC | — | (808) 315-7460 | Tree | Mountain View · Kalawao County | — | — |
| Big Island Landscaping And Maintenance LLC | Big Island Landscaping And Maintenance LLC | — | (808) 938-8441 | Tree | Hawaii · Hawaii County | — | — |
| Big Island Tree Service INC | Big Island Tree Service INC | info@bigislandtree.com | (808) 966-6997 | Tree | Keaau · Hawaii County | — | — |
| Coconut Kuleana - Maui's Premier Spikeless Palm & Tree Trimming | Coconut Kuleana - Maui's Premier Spikeless Palm & Tree Trimming | — | (808) 344-5070 | Tree | Kula · Maui County | — | — |
| Ehu Kai Tree Preservation | Ehu Kai Tree Preservation | — | (808) 281-5949 | Tree | Haiku · Maui County | — | — |
| Friendlytreetrimmingcontractor | Friendlytreetrimmingcontractor | — | (808) 205-6513 | Tree | Makawao · Maui County | — | — |
| Garden Island Tree Care | Garden Island Tree Care | — | (808) 822-9620 | Tree | Kapaʻa · Kauai County | — | — |
| Glad's Landscaping & Tree Trimming DBA The Tree People | Glad's Landscaping & Tree Trimming DBA The Tree People | — | (808) 836-9515 | Tree | Honolulu · Honolulu County | — | — |
| Hawaii Tree And Landscape | Hawaii Tree And Landscape | — | (808) 854-1338 | Tree | Hoa · Kalawao County | — | — |
| Hawaii Tree Co. | Hawaii Tree Co. | hawaiitreecompany@gmail.com | (808) 462-2749 | Tree | Haleiwa · Honolulu County | — | — |
| Hawaii Tree Service | Hawaii Tree Service | — | (808) 201-6209 | Tree | Honolulu · Honolulu County | — | — |
| Hawaii Vegetation Control LLC | Hawaii Vegetation Control LLC | — | (808) 264-5942 | Tree | Haiku · Maui County | — | — |
| Hawai’i Rooted Tree Care LLC | Hawai’i Rooted Tree Care LLC | — | (808) 829-6940 | Tree | Honolulu · Honolulu County | — | — |
| Hiborn | Hiborn | — | (808) 936-9136 | Tree | Honolulu · Honolulu County | — | — |
| Isaiah's Tree Service LLC | Isaiah's Tree Service LLC | info@isaiahstreeservice.com | (808) 631-6488 | Tree | Koloa · Kauai County | — | — |
| Island Ohana Tree & Landscaping Services | Island Ohana Tree & Landscaping Services | — | (808) 465-4602 | Tree | Honolulu · Honolulu County | — | — |
| Island Roots Tree Trimming Kauai | Island Roots Tree Trimming Kauai | — | (808) 855-5593 | Tree | Kilauea · Kauai County | — | — |
| Island Tree Style | Island Tree Style | info@islandtreestyle.com | (808) 740-0488 | Tree | Hana · Maui County | — | — |
| Island Trees Corp | Island Trees Corp | — | (808) 384-9575 | Tree | Kailua · Kalawao County | — | — |
| Jp's Tree Trimming Llc. | Jp's Tree Trimming Llc. | — | (808) 634-2704 | Tree | Kilauea · Kauai County | — | — |
| Kaapana Landscaping LLC | Kaapana Landscaping LLC | kaapanakruise@gmail.com | (808) 780-5309 | Tree | Kapaʻa · Kauai County | — | — |
| Kaleo's Tree Services Inc. | Kaleo's Tree Services Inc. | — | (808) 639-6761 | Tree | Kilauea · Kauai County | — | — |
| Kamaaina Landscaping | Kamaaina Landscaping | — | (808) 333-6807 | Tree | Kamuela · Hawaii County | — | — |
| Kaua'i Tree Tribe | Kaua'i Tree Tribe | — | (808) 855-0367 | Tree | Koloa · Kauai County | — | — |
| Kauai Landscaping Professionals | Kauai Landscaping Professionals | — | (808) 278-3651 | Tree | Lihue · Kauai County | — | — |
| Kendall Landscape Services | Kendall Landscape Services | — | (808) 674-7608 | Tree | Honolulu · Honolulu County | — | — |
| Kohala Tree Service LLC | Kohala Tree Service LLC | — | (808) 333-8031 | Tree | Kapaau · Kalawao County | — | — |
| Kokua Tree Care | Kokua Tree Care | — | (808) 419-8998 | Tree | Makawao · Maui County | — | — |
| Kr Landscaping Kauai | Kr Landscaping Kauai | — | (808) 634-7530 | Tree | Kapaʻa · Kauai County | — | — |
| Malafu Contractors LLC | Malafu Contractors LLC | — | (808) 870-3577 | Tree | Kihei · Maui County | — | — |
| Malama Aina | Malama Aina | — | (808) 379-3307 | Tree | Kilauea · Kauai County | — | — |
| Mana Home Services | Mana Home Services | — | (808) 213-0249 | Tree | Kailua · Honolulu County | — | — |
| Maui Monkey Tree Services LLC | Maui Monkey Tree Services LLC | mauimonkeyts@gmail.com | (808) 280-1351 | Tree | Haiku · Maui County | — | — |
| Maui Palm Trimming | Maui Palm Trimming | — | (808) 344-1974 | Tree | Haiku · Maui County | — | — |
| Maui Roots Land Services | Maui Roots Land Services | — | (808) 830-5263 | Tree | Haiku · Maui County | — | — |
| Maui Tree Service LLC | Maui Tree Service LLC | treeservicemauipros@gmail.com | (808) 344-6128 | Tree | Kihei · Maui County | — | — |
| Nilo Landscape Co | Nilo Landscape Co | — | (808) 848-5124 | Tree | Honolulu · Honolulu County | — | — |
| Ohana Tree Service | Ohana Tree Service | ohanaclimbs@gmail.com | (970) 355-8359 | Tree | Honolulu · Honolulu County | — | — |