Utah certifies the professionals who design, inspect, evaluate, and maintain onsite wastewater (septic) systems through the Department of Environmental Quality. This page lists them from the official state certified-professionals registry.
72 certified companies
36 certified companies
22 certified companies
21 certified companies
14 certified companies
14 certified companies
12 certified companies
12 certified companies
11 certified companies
10 certified companies
9 certified companies
5 certified companies
5 certified companies
4 certified companies
4 certified companies
4 certified companies
3 certified companies
1 certified company
1 certified company
1 certified company
Showing 345 of 486 certified companies. The rest are listed on their county pages, each of which lists every company in that county — browse all 486 Utah companies by county ↑.
| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| 123 Digg, LLC | Price, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03801-OSP |
| 2G Construction | Duchesne, UT | Duchesne | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03571-OSP |
| 2G Construction LLP | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04554-OSP |
| 2M Contract Dev., LLC | Rexburg, UT | Out of State | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02475-OSP |
| 801 Excavation LLC | West Haven, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02745-OSP |
| A Hole Perc Testing | Provo, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00476-OSP |
| A&D Jensen Contractors | Richfield, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03631-OSP |
| Aaron Hall | Parowan, UT | Iron | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04559-OSP |
| Aaron Holland | Moab, UT | Grand | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04567-OSP |
| Abigail Roberts | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00529-OSP |
| Action Sanitation | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03081-OSP |
| AEMT Septic | Joseph, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03031-OSP |
| Agec | St. George, UT | — | Onsite Wastewater Professional (Level 1) | 04435-OSP |
| Agec | St. George, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02735-OSP |
| AGEC Inc. | St. George, UT | — | Onsite Wastewater Professional (Level 1) | 04527-OSP |
| Aja Martin | Coalville, UT | Summit | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03956-OSP |
| AK Septic LLC | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03588-OSP |
| Allen Construction and Excavation | Wallisburg, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00267-OSP |
| Alternative Onsite Solutions | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00534-OSP |
| Amcast, LLC. | Coalville, UT | — | Onsite Wastewater Professional (Level 1) | 02615-OSP |
| Amelia Strand | Cedar City, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03661-OSP |
| American Legacy Construction | Cottonwood Heights, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03671-OSP |
| Anderson Engineering Company Inc. | Saratoga Springs, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02996-OSP |
| Anderson Engineering Company, Inc. | Saratoga Springs, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04028-OSP |
| Andrew Monroy | Fredonia, UT | Out of State | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04152-OSP |
| Andrew Pompeo | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04552-OSP |
| Apex Design Group | Wellsville, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02625-OSP |
| Apex Design Group | Wellsville, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03266-OSP |
| Applied Geotech | St. George, UT | — | Onsite Wastewater Professional (Level 1) | 04365-OSP |
| Applied Geotechnical | Hurricane, UT | — | Onsite Wastewater Professional (Level 1) | 04442-OSP |
| Applied Geotechnical Engineering Consultant | St. George, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04539-OSP |
| Applied Geotechnical Engineering Consultants | St. George, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00173-OSP |
| Applied Geotechnical Engineering Consultants | St. George, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04180-OSP |
| Applied Geotechnical Engineering Consultants, Inc. | Sandy, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00214-OSP |
| Apres Build | Park City, UT | Summit | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04255-OSP |
| Aramark | Mormon Lake, UT | — | Onsite Wastewater Professional (Level 1) | 04574-OSP |
| Arnold Person | West Jordan, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04637-OSP |
| Ash Creek Special Service District | Hurricane, UT | Washington | Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04669-OSP |
| Ash Creek SSD | Hurricane, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03201-OSP |
| Ask & Partners | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04684-OSP |
| Aspen Custom Hornes LLC | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03051-OSP |
| Atkinson's Affordable Septic Design | Lehi, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03211-OSP |
| B-Diggin Backhoe Service | Talmage, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00525-OSP |
| Barber Excavation | Moab, UT | Grand | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04693-OSP |
| Basin Consulting & Services | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00448-OSP |
| BC Sorensen & Sons | Spanish Fork, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02268-OSP |
| Bear River Health Department | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02370-OSP |
| Bear River Health Department | North Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03011-OSP |
| Bear River Health Dept. | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00038-OSP |
| Bear River Health Dept. | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00073-OSP |
| Beehive Enterprises, Inc. | Panguitch, UT | Garfield | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00249-OSP |
| Bengineering Services | Woods Cross, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04031-OSP |
| Benjamin Sessions | Peterson, UT | Morgan | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 3) | 04235-OSP |
| Best Friends Animal Society | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03928-OSP |
| Best Friends Animal Society | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03951-OSP |
| Bevan Monroe | Gunnison, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03336-OSP |
| Blaine Breinholt | Richfield, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00005-OSP |
| Blake Deveraux | Neola, UT | Duchesne | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04490-OSP |
| Bluebird Excavation LLC | Pleasant Grove, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04305-OSP |
| Bluegrass Excavation Inc. | Francis, UT | — | Onsite Wastewater Professional (Level 1) | 00598-OSP |
| Bluff Instinct Design LLC | Bluff, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04653-OSP |
| Bowen, Collins & Assoc. Inc. | Sandy, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02815-OSP |
| Bown Construction | Fayette, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00495-OSP |
| Bown Construction | Gunnison, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04592-OSP |
| Box Elder School District | Brigham City, UT | Box Elder | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02606-OSP |
| Brad Robinson | Scipio, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04160-OSP |
| Braden Chamberlain | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04056-OSP |
| Bradley Johnson | La Verkin, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04472-OSP |
| Bradley Leary | Rush Valley, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04375-OSP |
| Brazil Contracting LLC. | Salina, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03683-OSP |
| Brian Amos | West Valley, UT | — | Onsite Wastewater Professional (Level 2) | 02901-OSP |
| Brown Consulting Engineers | St. George, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03701-OSP |
| Bruce Chesler | Escalante, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00158-OSP |
| Bruce Osojnak | Bryce, UT | Garfield | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00356-OSP |
| BTM Construction | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00545-OSP |
| Bullet Construction | Nephi, UT | Juab | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00524-OSP |
| Bureau of Reclamation | Provo, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03656-OSP |
| Butler Excavation | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02200-OSP |
| Butler Excavation | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02865-OSP |
| Cache County School District | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02160-OSP |
| Cache County School District | Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02162-OSP |
| Canaan Peaks Engineering | Hildale, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00351-OSP |
| Canyon Country Drilling LLC | Panguitch, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02790-OSP |
| Canyon Engineering | Park City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00422-OSP |
| Carling & Company | Fillmore, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00030-OSP |
| Cassandra Casper | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04062-OSP |
| CD Consulting Engineers, Inc. | Cedar City, UT | Iron | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03098-OSP |
| Cds, Llc | Kamas, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00433-OSP |
| CE Butters Construction | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02291-OSP |
| Center Point Construction II, LLC | Morgan, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04130-OSP |
| Central Utah Health Department | Mount Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02004-OSP |
| Central Utah Health Dept. | Richfield, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02670-OSP |
| Chance Roberts | Fruitland, UT | Duchesne | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03866-OSP |
| Charles Eddy General Contractor | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00563-OSP |
| Chet Earl | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03626-OSP |
| Christensen Brothers Rock Products | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00111-OSP |
| Civil Solutions Group | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04100-OSP |
| Clark Tractor Works | Liberty, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04354-OSP |
| Clayton Gross | Spanish Fork, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03476-OSP |
| Cliffside Engineering PLLC | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03481-OSP |
| CMT Technical Services | Riverton, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00562-OSP |
| CMT Technical Services | West Valley City, UT | — | Onsite Wastewater Professional (Level 1) | 03876-OSP |
| CMT Technical Services | Ogden, UT | — | Onsite Wastewater Professional (Level 1) | 04674-OSP |
| CMT Technical Services | Ogden, UT | Weber | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04036-OSP |
| Cody Griffith | Mona, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03436-OSP |
| Contour Construction and Excav. Inc. | Ft. Duchesne, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02102-OSP |
| Craig Jorgensen | North Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03056-OSP |
| CRS Mechanical Contractors Inc | Bluffdale, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03041-OSP |
| Crudbust LLC | North Logan, UT | Cache | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04657-OSP |
| CS Trailers and Welding LLC | Roosevelt, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03601-OSP |
| Csm Llc | Sandy, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02365-OSP |
| Cutting Edge Water Well Drilling | Duchesne, UT | Duchesne | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03566-OSP |
| D & D Contracting | Salina, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02131-OSP |
| DAB Concrete | Heber, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00221-OSP |
| Dale Johnson | Hurricane, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03046-OSP |
| Dannsco Llc | Wanship, UT | — | Onsite Wastewater Professional (Level 1) | 03161-OSP |
| David Heaton | Nephi, UT | Juab | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04262-OSP |
| David Morgan | Pintura, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04400-OSP |
| Davis County Health Dept. | Clearfield, UT | Davis | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02766-OSP |
| Davis County Health Dept. | Clearfield, UT | Davis | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03611-OSP |
| DBA Cove Mountain Dirt Worx | Glenwood, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04605-OSP |
| Debora Shepard | Kaysville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04492-OSP |
| Dennis Gunn | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04385-OSP |
| Dennis Shumway | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04265-OSP |
| Dept of Environmental Quality | Richfield, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02103-OSP |
| DEQ District Engineer | Vernal, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03456-OSP |
| Desert Mountain Contractors | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00104-OSP |
| Desert Wox Construction | Mona, UT | Juab | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04522-OSP |
| Dirt Dawgs, LLC | Midway, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02880-OSP |
| Donnie Christian Construction | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03173-OSP |
| Drain Works | Altamont, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03933-OSP |
| Dustin Gaines | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04312-OSP |
| Dutco Contracting LLC | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04140-OSP |
| Dutson Pumping & Septic | Payson, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04463-OSP |
| Eagle Enterprises Inc. | Clearfield, UT | Davis | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03388-OSP |
| Eagle Peak Engineering | Vernal, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03693-OSP |
| Eden X LLC | Eden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03016-OSP |
| Edward Parker | Layton, UT | Davis | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04405-OSP |
| Edward Roberts | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00527-OSP |
| Edwin Gibbs | Wallisburg, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04572-OSP |
| EM Septic & Testing | Pleasant View, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04661-OSP |
| Emilee Wilhelm | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04327-OSP |
| Ensign Engineering | Central Valley, UT | Sevier | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04270-OSP |
| Environmental Scientist | Leeds, UT | — | Onsite Wastewater Professional (Level 1) | 04210-OSP |
| Environmental Scientist | Leeds, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00027-OSP |
| Epic Engineering | Mapleton City, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04476-OSP |
| Epic Septic Systems | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04649-OSP |
| Eugene Chancellor | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 3) | 04150-OSP |
| Excavation Services | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00153-OSP |
| Felix Engineering | Taylor, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03191-OSP |
| Flood Monkies | Altamont, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03691-OSP |
| Forsgren Associates | Evanston, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03426-OSP |
| Francis Kurzatkowski | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04154-OSP |
| Frcustoms | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04360-OSP |
| Fullmer Geological LLC | Ogden, UT | Beaver | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00095-OSP |
| Gaitlan Knudson-Hammon | Panguitch, UT | Garfield | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04497-OSP |
| Gem Engineering, Inc. | Cedar City, UT | Iron | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02135-OSP |
| GEM Engineering, Inc. | Cedar City, UT | Iron | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02971-OSP |
| GeoStrata Engineering & Geosciences | Bluffdale, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04105-OSP |
| Geotechnical and Environmental Services, INC. | Hurricane, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04445-OSP |
| Geotechnical Testing Services, Inc. | St. George, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03287-OSP |
| Gilson Engineering | Draper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04537-OSP |
| Glazier Construction | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02500-OSP |
| Go2 Pumpers LLC | South Jordan, UT | — | Onsite Wastewater Professional (Level 1) | 04632-OSP |
| Gordon Geotechnical Engineering | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03576-OSP |
| GORVA Excavating | Mona, UT | — | Onsite Wastewater Professional (Level 1) | 04630-OSP |
| Grant Turpin | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04260-OSP |
| Great Basin Engineering | South Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04450-OSP |
| Great Basin Engineering Inc. | Ogden, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00435-OSP |
| GreenRidge Services LLC | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04488-OSP |
| GRS Group an NV5 Company | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04142-OSP |
| GSH Geotechnical | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00187-OSP |
| Gts | St. George, UT | Washington | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03086-OSP |
| Hansen, Allen & Luce, Inc. | South Jordan, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00428-OSP |
| Harlan Excavating | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02946-OSP |
| Haslam Excavating | Morgan, UT | Morgan | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00483-OSP |
| High Country Excavation Inc. | Hooper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00490-OSP |
| Hillary Hamlin | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04240-OSP |
| Hogan Trading Post LLC | Duchesne, UT | Duchesne | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02566-OSP |
| Home Bound Construction | Kamas, UT | Summit | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04325-OSP |
| Hone Construction and Contracting LLP | Vernal, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03961-OSP |
| Honest Build and Preservation LLC | Miami, UT | Out of State | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04352-OSP |
| Horrocks Engineers | Pleasant Grove, UT | Uintah | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02305-OSP |
| HOS Excavation, Co. | Hooper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02331-OSP |
| Hunter Shingleton | Moab, UT | Grand | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03858-OSP |
| Iakeview LLC | Clinton, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00552-OSP |
| Iges | Draper, UT | — | Onsite Wastewater Professional (Level 1) | 04439-OSP |
| IGES, Inc. | Draper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02266-OSP |
| IGotPoop.com | Helper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04628-OSP |
| IHS-Environmental Health and Engineering | Orem, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04310-OSP |
| Iron Rock Group | Kanab, UT | — | Onsite Wastewater Professional (Level 1) | 03881-OSP |
| Iron Rock Group | Kanab, UT | — | Onsite Wastewater Professional (Level 1) | 03896-OSP |
| Iron Rock Group | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00284-OSP |
| Iron Rock Group | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00362-OSP |
| Iron Rock Group | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03491-OSP |
| Iron Rock Group | Kanab, UT | Kane | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04085-OSP |
| 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 |
| Justin Teffer | Richfield, UT | — | Onsite Wastewater Professional (Level 1) | 04380-OSP |
| KBEarthWox | Coalville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03761-OSP |
| Kieffer Professional Services | Midway, UT | — | Onsite Wastewater Professional (Level 1) | 04659-OSP |
| Kielbasa Contracting, Inc. | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03471-OSP |
| KJ Plumbing and Heating | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03231-OSP |
| Kristopher Blanchard | Lapoint, UT | — | Onsite Wastewater Professional (Level 1) | 02262-OSP |
| Kristopher Blanchard | Lapoint, UT | — | Onsite Wastewater Professional (Level 2) | 02326-OSP |
| Kyle Christensen | Willard, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04465-OSP |
| L6 Enterprises LLC | Monticello, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02516-OSP |
| Landmark Testing & Engineering | St. George, UT | — | Onsite Wastewater Professional (Level 1) | 04051-OSP |
| Landmark Testing and Engineering | St. George, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03816-OSP |
| Latham Excavation & Services, LLC | Kamas, UT | — | Onsite Wastewater Professional (Level 1) | 04273-OSP |
| Legend Engineering | Wallsburg, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04058-OSP |
| LeGrand Jensen Inc. | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02385-OSP |
| Level 3 Septic LLC | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04217-OSP |
| Mathews Construction LLC | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03511-OSP |
| Millies Excavation | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04219-OSP |
| Millstream | Heber, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03121-OSP |
| MK Erkkila LC | Scofield, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00505-OSP |
| MKJ Construction | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02710-OSP |
| MKJ Construction | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02725-OSP |
| MKJ Construction LLC | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00271-OSP |
| Mountain Engineering | Morgan, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03026-OSP |
| Mountain Land Solutions | Fairview, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04437-OSP |
| Mountain Point Engineering | Draper, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02260-OSP |
| Nick Sorge | Draper, UT | — | Onsite Wastewater Professional (Level 1) | 04394-OSP |
| Nomad Construction | Moroni, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04607-OSP |
| North Star Development/Alta Excaving | Heber, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00247-OSP |
| Parish Construction LLC | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03441-OSP |
| Parker Rock n' Dirt LLC | West Haven, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04467-OSP |
| Peterson Builders Inc | Eden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03666-OSP |
| Ponderosa Construction | Kanarraville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02112-OSP |
| ProValue Engineering | Hurricane, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00565-OSP |
| Quinn Palmer | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04336-OSP |
| RBS Construction / KBW Enterprises | Kearns, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03852-OSP |
| Reeve & Associates, Inc. | Riverdale, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00019-OSP |
| Renner Construction | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03222-OSP |
| Richard "Russell" Shank | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00054-OSP |
| RJ Excavating LLC | Warren, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03536-OSP |
| Rock Landscape & Construction Inc | Panguitch, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00338-OSP |
| Rock'N BK Septic and Wastewater | La Sal, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04483-OSP |
| Rwau | Venice, UT | — | Onsite Wastewater Professional (Level 1) | 04300-OSP |
| Sage Innovation, LLC | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04145-OSP |
| Sagers Excavation | Fillmore, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03911-OSP |
| Salt Lake Co. Env. Health | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03781-OSP |
| Salt Lake County Health Department | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04581-OSP |
| Salt Lake County Health Dept. | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00551-OSP |
| Salt Lake County Health Dept. | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03708-OSP |
| Salt Lake County Health Dept. | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04185-OSP |
| Salt Lake County Health Dept. | Murray, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04252-OSP |
| San Juan Public Health Dept. | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03501-OSP |
| Sanpete Septic Service LLC | Spring City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04597-OSP |
| Sarah McDonald | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04589-OSP |
| Scree Construction | Roosevelt, UT | — | Onsite Wastewater Professional (Level 1) | 03591-OSP |
| Seal-Tech | Huntsville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00614-OSP |
| SG Mayne Excavation | Wales, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03821-OSP |
| Shank Perc Testing | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04122-OSP |
| Shelley Excavating | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00122-OSP |
| Shelley Excavating | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02541-OSP |
| Shiann Loncar | St. George, UT | — | Onsite Wastewater Professional (Level 1) | 04619-OSP |
| Smooth Hollow Excavating LLC | Midway, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04612-OSP |
| Snowshine Excavating Inc. | Snyderville, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02460-OSP |
| South Peak Rentals LLC | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04350-OSP |
| Spencer Park | Wallisburg, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00556-OSP |
| Splish Splash LLC | Oakely, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04474-OSP |
| SR Hansen Engineering Inc. | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00236-OSP |
| St. George City Water Services | St. George, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03551-OSP |
| Stanworth Construction Co. | Delta, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04557-OSP |
| Straight Edge, Inc. | Erda, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02800-OSP |
| Sullivan Swearingen | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1) | 04691-OSP |
| Summers Excavating LLC | North Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04519-OSP |
| Summit County Health Dept. | Park City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04006-OSP |
| Taylor Earthworks LLC | Duchesne, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03641-OSP |
| Taylor Made | Blanding, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04338-OSP |
| Taylor McCall | Vernal, UT | — | Onsite Wastewater Professional (Level 1) | 04621-OSP |
| Ten X Excavating | Spring City, UT | — | Onsite Wastewater Professional (Level 1) | 04430-OSP |
| Terry R. Brotherson | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1) | 03791-OSP |
| Terry R. Brotherson Excavating Inc. | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00607-OSP |
| Terry R. Brotherson Excavating, Inc. | Mt. Pleasant, UT | — | Onsite Wastewater Professional (Level 1) | 00274-OSP |
| Thom Summers and Sons Excavating | Eden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04415-OSP |
| Thomas Beesley | Riverton, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04205-OSP |
| Tiara Zimmermann | Tooele, UT | — | Onsite Wastewater Professional (Level 1) | 04651-OSP |
| Tony Peterson Construction | Panguitch, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04647-OSP |
| Tooele County Health Department | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02986-OSP |
| Tooele County Health Dept | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00439-OSP |
| Tooele County Health Dept. | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03786-OSP |
| Tooele Valley Pumping LLC | Tooele, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02966-OSP |
| Tricounty Health Department | Vernal, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00486-OSP |
| Troy Wilde Excavating | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04242-OSP |
| Tyler Webb | Altamont, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02545-OSP |
| U.S. Bureau of Land Management | Fillmore, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 04095-OSP |
| Utah DEQ - Division of Water Quality | Salt Lake City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00116-OSP |
| Utah Septic Pros | Chester, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03806-OSP |
| Utah Septic Pros | Chester, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03831-OSP |
| Vern Loveless, P.E. | Erda, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00197-OSP |
| Vern Roberts Backhoe Service | Fruitland, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00270-OSP |
| W.L. Staplesdesigns | Alton, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03420-OSP |
| Wasatch County Health Dept | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00047-OSP |
| Wasatch County Health Dept. | Heber City, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02041-OSP |
| Weber County | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03695-OSP |
| Weber County Corp. | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02005-OSP |
| Weber County Engineering | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03883-OSP |
| Weber County Engineering | Ogden, UT | — | Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03983-OSP |
| Weber-Morgan Health Department | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 00419-OSP |
| Weber-Morgan Health Department | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02055-OSP |
| Weber-Morgan Health Department | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02220-OSP |
| Weber-Morgan Health Department | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04075-OSP |
| Weber-Morgan Health Department | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 04587-OSP |
| Weber-Morgan Health Dept. | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02760-OSP |
| Weber-Morgan Health Dept. | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03261-OSP |
| Weber-Morgan Health Dept. | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03281-OSP |
| Weber-Morgan Health Dept. | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 03391-OSP |
| Weller Excavation LLC | Kamas, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02610-OSP |
| Wes Ivory Excavating | Moroni, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00124-OSP |
| Western River Development Inc | Virgin, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 00425-OSP |
| Western View Construction | Ogden, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02515-OSP |
| Wilding Engineering | Riverton, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2)Onsite Wastewater Professional (Level 3) | 02731-OSP |
| Zeus Septic Guys | Alpine, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 03668-OSP |
| Zubiate Construction LLC | Roosevelt, UT | — | Onsite Wastewater Professional (Level 1)Onsite Wastewater Professional (Level 2) | 02755-OSP |
Most directories only tell you who to call. These are the cases where the honest answer is that you may not need this service at all, and the mistakes that cost people the most money.
Typical septic pumping pricing, with sources: what this costs in UT →
Tell us what you need — we'll connect you with state-certified companies serving your area. No obligation.