| Stoneworks LLC | Stoneworks LLC | mstone@stoneworks.com | — | Pool | Kailua Kona · Hawaii County | — | — |
| Story Construction Company LLC | Story Construction Company LLC | contact@story-construction.com | (509) 782-1317 | GC, remodel, ADU | Honolulu · Honolulu County | — | — |
| Straight Edge Construction LLC | Straight Edge Construction LLC | straightedge.construction17@gmail.com | — | GC, remodel, ADU | Other County | — | — |
| Strategic A/c LLC | Strategic A/c LLC | — | (813) 477-0214 | HVAC | Makawao · Maui County | — | — |
| Striping By Lee LLC | Striping By Lee LLC | jeffrey@stripingbylee.com | — | Other | Mililani · Honolulu County | — | — |
| Structures INC | Structures INC | — | (844) 382-8358 | GC, remodel, ADU | Kihei · Maui County | — | — |
| Sturdevant Air Conditioning | Sturdevant Air Conditioning | webinfo@sturdevantair.com | (808) 871-6404 | HVAC | Kahului · Maui County | — | — |
| Subo's Audio Installations | Subo's Audio Installations | — | (808) 634-2956 | Alarm and generators | Lihue · Kauai County | — | — |
| Suite Paradise | Suite Paradise | — | (855) 994-4148 | Property managers | Koloa · Kauai County | — | — |
| Sullivan Properties | Sullivan Properties | — | (808) 669-0423 | Property managers | Lahaina · Maui County | — | — |
| Sunburst Windows | Sunburst Windows | — | (808) 593-1000 | Windows, patio, painters | Kailua · Honolulu County | — | — |
| Sunrise Asphalt Services LLC | Sunrise Asphalt Services LLC | — | (808) 754-9928 | Other | Waialua · Honolulu County | — | — |
| Sunrise Pools Maui | Sunrise Pools Maui | — | (808) 298-7748 | Pool | Kihei · Maui County | — | — |
| Superior Exterior Hawaii | Superior Exterior Hawaii | — | (808) 769-9922 | Other roofers | Keaau · Hawaii County | — | — |
| Superior Painting | Superior Painting | — | (808) 631-5597 | Other roofers | Koloa · Kauai County | — | — |
| Superior Plumbing Service LLC | Superior Plumbing Service LLC | — | (585) 905-0100 | Other | Ewa Beach · Honolulu County | — | — |
| Superior Restoration & Construction | Superior Restoration & Construction | info@srcrestoration.com | (808) 909-3100 | Restoration | Waimanalo · Honolulu County | — | — |
| Sure Steel INC | Sure Steel INC | — | (801) 917-5800 | Other | Waianae · Honolulu County | — | — |
| Surface Shield Roofing Company LLC | Surface Shield Roofing Company LLC | — | (808) 739-9599 | Other roofers | Waiphau · Honolulu County | — | — |
| Surface Solutions INC | Surface Solutions INC | office@surface-solutions.com | — | Windows, patio, painters | Wailuku · Maui County | — | — |
| Swell Design Company LLC | Swell Design Company LLC | carole@swell-design.com | (858) 229-9172 | GC, remodel, ADU | Honolulu · Honolulu County | — | — |
| Swinerton | Swinerton | payroll@swinerton.com | — | GC, remodel, ADU | Honolulu · Hawaii County | — | — |
| Swinerton | Swinerton | payroll@swinerton.com | — | GC, remodel, ADU | Honolulu · Honolulu County | — | — |
| Synairgy Mechanical | Synairgy Mechanical | info@synairgy.com | (808) 572-0500 | HVAC | Wailuku · Maui County | — | — |
| T Bailey LLC | T Bailey LLC | — | (360) 293-0682 | GC, remodel, ADU | Honolulu · Honolulu County | — | — |
| T-2 Construction INC | T-2 Construction INC | info@tconstruction.com | (604) 675-9888 | GC, remodel, ADU | Kapolei · Honolulu County | — | — |
| Taba Realty & Development LLC | Taba Realty & Development LLC | — | (808) 742-7110 | Property managers | Lihue · Kauai County | — | — |
| Tachibana Painting LLC | Tachibana Painting LLC | info@tachibanapainting.com | (808) 626-9022 | Windows, patio, painters | Mililani · Honolulu County | — | — |
| Tal Kine Trees | Tal Kine Trees | info@talkinetrees.org | (917) 414-9927 | Tree | Kauai · Kauai County | — | — |
| Tall Builders | Tall Builders | — | (808) 501-9916 | Pool | Honolulu · Honolulu County | — | — |
| Tamarock Construction LLC | Tamarock Construction LLC | — | (808) 333-4444 | GC, remodel, ADU | Kailua Kona · Hawaii County | — | — |
| Taniguchi Builders LLC | Taniguchi Builders LLC | wren@taniguchibuilders.com | — | GC, remodel, ADU | Mililani · Honolulu County | — | — |
| Teng Yun Construction LLC | Teng Yun Construction LLC | amkryukov@gmail.com | (808) 796-7232 | GC, remodel, ADU | Honolulu · Honolulu County | — | — |
| Terminix | Terminix | — | (808) 210-4605 | Pest, tile roofs | Aiea · Honolulu County | — | — |
| Terminix | Terminix | — | (808) 210-4608 | Pest, tile roofs | Kailua-Kona · Hawaii County | — | — |
| Terminix | Terminix | — | (808) 210-4607 | Pest, tile roofs | Lihue · Kauai County | — | — |
| Terminix | Terminix | — | (808) 796-5684 | Pest, tile roofs | Wailuku · Maui County | — | — |
| Terminix Commercial | Terminix Commercial | — | (808) 210-4599 | Pest, tile roofs | Aiea · Honolulu County | — | — |
| Terrawatt | Terrawatt | terrawattblake@gmail.com | (808) 345-5447 | HVAC | Waimea · Hawaii County | — | — |
| Tesla Destination Charger | Tesla Destination Charger | — | (808) 734-7559 | EV chargers | Honolulu · Honolulu County | — | — |