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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| J Brad Barto Construction | Plain City, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02310-OSP |
| J. Paul Wright | Central, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02520-OSP |
| Jackson Collard | Wallisburg, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04500-OSP |
| Jackson Engineering | Cottonwood Heights, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03861-OSP |
| Jackson Excavation | Bicknell, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02430-OSP |
| Jackson Excavation / Bull Head Sand & Gravel | Bicknell, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02926-OSP |
| Jackson Excavation, Inc. | Bicknell, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02928-OSP |
| Jacob Cook | Midway, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04678-OSP |
| Jacob Olsen | Ephraim, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04238-OSP |
| James Maxwell | Tabiona, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00460-OSP |
| Jared DeHart | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04110-OSP |
| Jason Bagley | Monroe, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03811-OSP |
| Jeff Kunz Inc | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00391-OSP |
| Jensen Excavating | Manti, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04069-OSP |
| Jerrel White | Nephi, UT | Juab | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02770-OSP |
| Jex Environmental Solutions | Polson, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04135-OSP |
| Jex Environmental Solutions LLC | Nibley, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04225-OSP |
| Jex Environmental Solutions, LLC | Nibley, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00046-OSP |
| Jex Environmental Solutions, LLC | Nibley, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04090-OSP |
| JK Construction | Glendale, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03506-OSP |
| JL Construction | Gunnison, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03466-OSP |
| Johanson Engineering | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02786-OSP |
| Johanson Surveying | Salt Lake City, UT | Summit | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02891-OSP |
| John Harlan Construction | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00218-OSP |
| John Rae Excavation | Elmwood, UT | Box Elder | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04370-OSP |
| John Stefan | Coalville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03416-OSP |
| Jones & DeMille Engineering | Roosevelt, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03346-OSP |
| Jones & DeMille Engineering, Inc. | Richfield, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00289-OSP |
| Jones and DeMille Engineering | St. George, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03623-OSP |
| Jordanelle SSD | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03993-OSP |
| JR Environmental Design | Coalville, UT | Summit | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02230-OSP |
| Justin Hudspeth | Hurricane, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04215-OSP |
| Justin Teffer | Richfield, UT | — | Onsite Wastewater Professional (Level 1) | 04380-OSP |
| JWay Builders | Uintah, UT | Weber | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04245-OSP |
| JWO Engineering, PLLC | Provo, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03001-OSP |
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