| Company | Location | Certifications | License # |
|---|---|---|---|
| CMT Technical Services | Ogden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04036-OSP |
| JWay Builders | Uintah, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04245-OSP |
| Rock Solid Excavation LLC | Ogden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03726-OSP |
| Rockin EW Excavation | Eden, UT | Onsite Wastewater Professional (Level 2) | 03301-OSP |
| Sara Summers | Eden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04502-OSP |
| Shupe Environmental Solutions Inc | Huntsville, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00464-OSP |
| Thom Summers & Sons Excavating LLC | Eden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03186-OSP |
| Thom Summers & Sons Excavating LLC | Eden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04422-OSP |
| USDA Forest Service, Engineering | Ogden, UT | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02155-OSP |
9 companies in the Utah DEQ certified onsite wastewater system professionals list are based in Weber County as of 2026-07-23. Companies based elsewhere in Utah also commonly serve the county.
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