Registered OWTS installers in Oregon County, Missouri
15 companies on Missouri’s roster of registered onsite wastewater treatment system installers give Oregon County as their address. A registered installer is a business the state has licensed for the work that installs onsite wastewater treatment systems.
- Brown's Septic LLC(417) 948-0999Mountain GroveInstallerLicence expires March 31, 2026
- Courtney Construction LLC(417) 926-1479Mountain GroveInstallerLicence expires January 31, 2027
- DC Plumbing & Backhoe(417) 469-5018Willow SpringsInstallerLicence expires November 30, 2025
- DC Plumbing LLC(417) 469-5018Willow SpringsInstallerLicence expires July 31, 2028
- Dirtworx Land Management(417) 399-3242West PlainsInstallerLicence expires January 31, 2027
- Howe’s Excavation(417) 741-2034HartvilleInstallerLicence expires December 31, 2027
- JB Digs, LLC(573) 366-5288BlackInstallerLicence expires May 31, 2028
- K&P Services LLC(816) 854-9091Blue SpringsInstallerLicence expires August 31, 2028
- LDR Plumbing LLC(417) 274-6287West PlainsInstallerLicence expires December 31, 2027
- Martin Plumbing(573) 703-3133WinonaInstallerLicence expires January 31, 2028
- Mo-Ark Septic & Excavation(417) 855-0581Mountain ViewInstallerLicence expires December 31, 2027
- Owenby's Backhoe and Septic(417) 257-4218West PlainsInstallerLicence expires May 31, 2027
- Sam's Home & Commercial Inspectors(573) 202-6062VichyInstallerLicence expires August 31, 2028
- Simpson Excavating(417) 293-6464West PlainsInstallerLicence expires March 31, 2027
- Triple B Farms LLC(417) 293-6580West PlainsInstallerLicence expires July 31, 2028
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| Brown's Septic LLCMountain Grove | Installer | (417) 948-0999 | March 31, 2026 |
| Courtney Construction LLCMountain Grove | Installer | (417) 926-1479 | January 31, 2027 |
| DC Plumbing & BackhoeWillow Springs | Installer | (417) 469-5018 | November 30, 2025 |
| DC Plumbing LLCWillow Springs | Installer | (417) 469-5018 | July 31, 2028 |
| Dirtworx Land ManagementWest Plains | Installer | (417) 399-3242 | January 31, 2027 |
| Howe’s ExcavationHartville | Installer | (417) 741-2034 | December 31, 2027 |
| JB Digs, LLCBlack | Installer | (573) 366-5288 | May 31, 2028 |
| K&P Services LLCBlue Springs | Installer | (816) 854-9091 | August 31, 2028 |
| LDR Plumbing LLCWest Plains | Installer | (417) 274-6287 | December 31, 2027 |
| Martin PlumbingWinona | Installer | (573) 703-3133 | January 31, 2028 |
| Mo-Ark Septic & ExcavationMountain View | Installer | (417) 855-0581 | December 31, 2027 |
| Owenby's Backhoe and SepticWest Plains | Installer | (417) 257-4218 | May 31, 2027 |
| Sam's Home & Commercial InspectorsVichy | Installer | (573) 202-6062 | August 31, 2028 |
| Simpson ExcavatingWest Plains | Installer | (417) 293-6464 | March 31, 2027 |
| Triple B Farms LLCWest Plains | Installer | (417) 293-6580 | July 31, 2028 |
What “Registered OWTS installer” means in Missouri
Being on this roster means Missouri DHSS has licensed this business for installs onsite wastewater treatment systems. 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 OWTS installers in neighbouring counties
Records as published August 26, 2026. Report a correction.