| Company | Location | Certifications | License # |
|---|---|---|---|
| Aalii Hauling Services Llc | — | Septage Hauler | 05-242 |
| Aqua Engineers, Inc. (Maui) | — | Septage Hauler | 05-244 |
| B Sales Trucking & Excavation, Llc | — | Septage Hauler | 05-219 |
| County Of Maui, Emd, Wastewater Reclamation | — | Septage Hauler | 05-234 |
| Event Sanitation Plus, Inc. (Lanai) | — | Septage Hauler | 05-246 |
| Event Sanitation Plus, Inc. (Maui) | — | Septage Hauler | 05-247 |
| Molokai Porta Potties Llc | — | Septage Hauler | 05-213 |
| No Ka Oi Pumping | — | Septage Hauler | 05-243 |
| Pacific Biodiesel Technologies, Llc (Maui) | — | Septage Hauler | 05-221 |
| Paradise Lua, Inc. (Lanai) | — | Septage Hauler | 05-241 |
| Valley Isle Pumping, Inc | — | Septage Hauler | 05-201 |
| Whispering Winds Bamboo Cooperative, Inc. | — | Septage Hauler | 05-245 |
12 companies in the Hawaii DOH Wastewater Branch registered pumper and hauler list are based in Maui County as of 2026-07-23. Companies based elsewhere in Hawaii also commonly serve the county.
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