| Premier Restoration Hawaii | Premier Restoration Hawaii | — | (808) 707-7425 | Restoration | Lihue · Kauai County | — | — |
| Premium Painting LLC | Premium Painting LLC | contact@sansoxygen.com | (808) 346-5706 | Windows, patio, painters | Kapaʻa · Kauai County | — | — |
| Princeville Vacation Rentals | Princeville Vacation Rentals | — | (808) 437-2000 | Property managers | Princeville · Kauai County | — | — |
| Pro Coats Hawaii INC | Pro Coats Hawaii INC | — | (808) 639-3023 | Windows, patio, painters | Kapaʻa · Kauai County | — | — |
| Pro Flow Plumbing LLC | Pro Flow Plumbing LLC | — | (888) 694-6735 | Other | Kapaa · Kauai County | — | — |
| Probuilt HawaiiProtected | Probuilt Hawaii | info@probuilthawaii.com | — | Tile roofers | Kalaheo · Kauai County | — | — |
| Probuilt Hawaii Roofing & Rain Gutters | Probuilt Hawaii Roofing & Rain Gutters | info@probuilthawaii.com | (808) 278-9765 | Other roofers | Lihue · Kauai County | — | — |
| Puhi Paint | Puhi Paint | — | (808) 246-8828 | Windows, patio, painters | Lihue · Kauai County | — | — |
| Puni Nani Pools INC | Puni Nani Pools INC | office@puninanipools.com | (808) 245-5911 | Pool | Lihue · Kauai County | — | — |
| Quentin Home Inspection | Quentin Home Inspection | joe@quentinllc.com | (808) 855-5280 | Inspectors | Kapaʻa · Kauai County | — | — |
| R & S Quality Painting | R & S Quality Painting | — | (808) 639-8587 | Windows, patio, painters | Kapaʻa · Kauai County | — | — |
| R S Weir General Contracting | R S Weir General Contracting | — | (808) 822-2882 | GC, remodel, ADU | Kapaʻa · Kauai County | — | — |
| Rainbow Trees Landscaping Services | Rainbow Trees Landscaping Services | — | (808) 651-6667 | Tree | Kalaheo · Kauai County | — | — |
| Real Property Management Island Professionals | Real Property Management Island Professionals | — | (808) 663-2533 | Property managers | Lihue · Kauai County | — | — |
| Reflections Glass Kaua'i | Reflections Glass Kaua'i | info@reflections-glass.com | (808) 977-7299 | Windows, patio, painters | Lihue · Kauai County | — | — |
| Renewable Energy Technologies LLC | Renewable Energy Technologies LLC | sales@renewableenergytechnologies.com | — | Electricians | Lihue · Kauai County | — | — |
| Rescue Services | Rescue Services | — | (808) 246-0405 | Restoration | Lihue · Kauai County | — | — |
| Ron's Electric Co | Ron's Electric Co | — | (808) 245-4611 | Electricians | Lihue · Kauai County | — | — |
| Rutan Refrigeration | Rutan Refrigeration | — | (808) 245-8579 | HVAC | Lihue · Kauai County | — | — |
| Sears Appliance Repair | Sears Appliance Repair | — | (808) 501-1777 | HVAC | Lihue · Kauai County | — | — |
| Securitas Security Services Usa Harbor Mall | Securitas Security Services Usa Harbor Mall | — | (808) 245-6270 | Alarm and generators | Lihue · Kauai County | — | — |
| Servpro Of Kauai | Servpro Of Kauai | — | (808) 727-1890 | Restoration | Kauai · Kauai County | — | — |
| Silliman Construction INC | Silliman Construction INC | info@sillimanconstruction.com | (808) 333-9085 | GC, remodel, ADU | Kapaa · Kauai County | — | — |
| Simplisafe | Simplisafe | customer-support@simplisafe.co.uk | — | Alarm and generators | Kauai · Kauai County | — | — |
| Slope Solutions Hawaii LLC | Slope Solutions Hawaii LLC | brian@slopesolutionshawaii.com | — | Other | Kapaa · Kauai County | — | — |
| Smith's Electrical Contracting LLC | Smith's Electrical Contracting LLC | workrequest@smithselectricalcontracting.com | (808) 645-6458 | Electricians | Kapaa · Kauai County | — | — |
| Srs Building ProductsProtected | Srs Building Products | ryan.boyer@srsbuildingproducts.com | (808) 378-4446 | Tile roofers | Kapaʻa · Kauai County | — | — |
| Ss Customs Car Stereo Store | Ss Customs Car Stereo Store | — | (808) 639-0545 | Alarm and generators | Lihue · Kauai County | — | — |
| Steve’s Plumbing & AC Service | Steve’s Plumbing & AC Service | — | (808) 400-6323 | HVAC | Lihue · Kauai 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 | — | — |
| Superior Painting | Superior Painting | — | (808) 631-5597 | Other roofers | Koloa · Kauai County | — | — |
| Taba Realty & Development LLC | Taba Realty & Development LLC | — | (808) 742-7110 | Property managers | Lihue · Kauai County | — | — |
| Tal Kine Trees | Tal Kine Trees | info@talkinetrees.org | (917) 414-9927 | Tree | Kauai · Kauai County | — | — |
| Terminix | Terminix | — | (808) 210-4607 | Pest, tile roofs | Lihue · Kauai County | — | — |
| The Consolidated Corp | The Consolidated Corp | — | (844) 968-7224 | GC, remodel, ADU | Kapaa · Kauai County | — | — |
| The Pest Group | The Pest Group | — | (808) 772-3759 | Pest, tile roofs | Pearl City · Kauai County | — | — |
| Thomas Drywall INC | Thomas Drywall INC | ct@thomasdrywallinc.com | (808) 647-0477 | GC, remodel, ADU | Kapaa · Kauai County | — | — |
| Tom Bryan Construction INC | Tom Bryan Construction INC | tom@tombryanconstruction.com | (808) 652-1791 | GC, remodel, ADU | Kilauea · Kauai County | — | — |
| Tree Patrol Landscaping | Tree Patrol Landscaping | — | (808) 634-7028 | Tree | Kapaʻa · Kauai County | — | — |