Registered onsite wastewater professionals in Douglas County, Missouri
21 people on Missouri’s roster of individually registered onsite wastewater professionals give Douglas County as their address. A registered professional is someone who holds a Missouri onsite wastewater registration personally.
| Name | Licence | City | Expires |
|---|---|---|---|
| Andy Brown | Advanced InstallerNo. 38451 | West Plains | July 31, 2028 |
| Brad McKee | Onsite Soil EvaluatorNo. 51461 | Willow Springs | February 29, 2028 |
| Bradley Simpson | Basic InstallerNo. 38864 | West Plains | March 31, 2027 |
| Bryan Brown | Advanced InstallerNo. 39447 | Willow Springs | July 31, 2028 |
| Burl Owenby | Basic InstallerNo. 37336 | West Plains | May 31, 2027 |
| Daniel Brown | Basic InstallerNo. 33654 | Mountain Grove | March 31, 2026 |
| Daniel Guin | Basic InstallerNo. 38501 | Springfield | November 30, 2025 |
| Dannie Mahurin | Basic InstallerNo. 38360 | Mountain Grove | May 31, 2028 |
| Darin Smith | Basic InstallerNo. 35400 | Gainesville | May 31, 2028 |
| Drew Ince | Advanced InstallerNo. 38551 | Hartville | January 31, 2026 |
| Justin Stanley | Advanced InstallerNo. 37355 | West Plains | January 31, 2027 |
| Levi Cline | Basic InstallerNo. 39133 | Thornfield | May 31, 2027 |
| Michael Downen | Advanced InstallerNo. 36994 | West Plains | April 30, 2028 |
| Michael Schumann | Basic InstallerNo. 38679 | Isabella | March 31, 2026 |
| Michael Spicer | Basic InstallerNo. 38516 | Vanzant | November 30, 2025 |
| Mike Hogan | Advanced InstallerNo. 33046 | Thornfield | August 31, 2028 |
| Nicholas Schuette | Basic InstallerNo. 39509 | Vanzant | August 31, 2028 |
| Scott Harris | Advanced InstallerNo. 34664 | Mansfield | August 31, 2026 |
| Seth Harker | Advanced InstallerNo. 36144 | Mtn. Grove | August 31, 2028 |
| Seth Smith | Basic InstallerNo. 38953 | Isabella | October 31, 2026 |
| William Johnson | Basic InstallerNo. 38934 | Grainesville | October 31, 2026 |
What “Registered onsite wastewater professional” means in Missouri
Being on this roster means Missouri DHSS has licensed this person for holds a Missouri onsite wastewater registration personally. It is not a rating, a review, or a statement about price, insurance or workmanship.
Registrations carry an expiration date, shown on every listing. The state republishes the dataset as registrations change.
Before you hire, confirm the licence with Missouri DHSS, or the state's own published registration data. How to verify →
Registered onsite wastewater professionals in neighbouring counties
Records as published August 26, 2026. Report a correction.