Registered OWTS installers in Barton County, Missouri
50 companies on Missouri’s roster of registered onsite wastewater treatment system installers give Barton County as their address. A registered installer is a business the state has licensed for the work that installs onsite wastewater treatment systems.
- A-Quality Excavating/Vaughn Terry(417) 438-4484JoplinInstallerLicence expires May 31, 2026
- Anderson Construction LLC(417) 298-0864StocktonInstallerLicence expires January 31, 2028
- Ayers Construction(417) 825-9913LamarInstallerLicence expires March 31, 2028
- BlackWater Septic & Sewer(660) 424-3483Rich HillInstallerSoil evaluatorLicence expires September 30, 2026
- Brian Bennett n Son(417) 434-0484OronogoInstallerLicence expires January 31, 2028
- C&L Grease and Wastewater Services, LLC(417) 717-0587CartervilleInstallerSoil evaluatorLicence expires February 28, 2026
- Carter's Plumbing(417) 438-8885OronogoInstallerLicence expires July 31, 2028
- Charity L Schneickert(417) 385-7705JoplinInstallerLicence expires January 31, 2026
- Charley Wilson(417) 768-0328OronogoInstallerLicence expires August 31, 2028
- Courtney Construction LLC(417) 926-1479Mountain GroveInstallerLicence expires January 31, 2027
- David Barrett - DBA: A Midwest Backflow Co.(816) 315-7202HarrisonvilleInstallerLicence expires March 31, 2028
- Drew Thomas Excavating(417) 674-1362CarthageInstallerLicence expires April 30, 2028
- E 2 Dirt Service(417) 825-6268CarthageInstallerLicence expires January 31, 2026
- Eddie McDowell Excavation LLC(417) 214-6948LamarInstallerLicence expires September 30, 2026
- EZ Dirt Services(417) 667-1163Eldorado SpringsInstallerLicence expires June 30, 2026
- Foster's Plumbing(417) 808-0070El Dorado SpringsInstallerLicence expires May 31, 2028
- Genuine Home Inspections(417) 827-2334OzarkInstallerSoil evaluatorLicence expires September 30, 2027
- Hilltop Plumbing & Excavating(620) 682-0138WalkerInstallerLicence expires January 31, 2027
- HK Excavation LLC(417) 483-2282NeoshoInstallerLicence expires October 31, 2026
- Hurn's Backhoe Service(417) 850-8330NeoshoInstallerLicence expires March 31, 2028
- J & L Underground Construction, LLC(417) 456-0551NeoshoInstallerSoil evaluatorLicence expires September 30, 2026
- Justin Colvin Excavating LLC(417) 276-9278StocktonInstallerLicence expires March 31, 2027
- K&P Services LLC(816) 854-9091Blue SpringsInstallerLicence expires August 31, 2028
- KB Mechanical Services LLC(417) 844-3071GreenfieldInstallerLicence expires May 31, 2028
- Lathrop Excavating(417) 682-1923LamarInstallerLicence expires August 31, 2026
- Letts & Demery Pump Inc(417) 624-0426NeoshoInstallerSoil evaluatorLicence expires August 31, 2028
- M4 Excavating(417) 296-3111El Dorado SpringsInstallerLicence expires October 31, 2026
- Mast Excavating(417) 439-9050SarcoxieInstallerLicence expires April 30, 2027
- Matt Nichols Construction LLC(417) 793-5722CarthageInstallerLicence expires May 31, 2028
- McCord Excavating LLC(417) 321-1996MoundvilleInstallerLicence expires July 31, 2028
- Michael Wald(417) 437-6723CartervilleInstallerLicence expires January 31, 2026
- Missouri Soil Solutions LLC(417) 321-2221WillardInstallerSoil evaluatorLicence expires October 31, 2027
- Nevada Plumbing, Septic & Sewer LLC(417) 448-9712NevedaInstallerLicence expires August 31, 2027
- Norbury Electric(417) 358-4388CarthageInstallerLicence expires March 31, 2027
- Patterson Excavating(417) 366-2403LockwoodInstallerLicence expires May 31, 2026
- Premier Dirt & Landscape(417) 642-5500Carl Jct.InstallerLicence expires December 31, 2027
- ProDrain(417) 321-3733El Dorado SpringsInstallerLicence expires May 31, 2028
- R. L Boyd Construction(417) 840-0500GreenfieldInstallerLicence expires April 30, 2026
- R&R(417) 214-0615LamarInstallerLicence expires September 30, 2028
- Richner Soil Services(417) 399-1195StocktonInstallerSoil evaluatorLicence expires June 30, 2026
- Rockin A Dirtworks, LLC(417) 208-7525NeoshoInstallerLicence expires August 31, 2028
- Rockwood Farm LLC(417) 529-8159PinevilleInstallerLicence expires September 30, 2026
- S.V Construction Builders LLC(417) 296-0778El Dorado SpringsInstallerLicence expires March 31, 2028
- Sam's Home & Commercial Inspectors(573) 202-6062VichyInstallerLicence expires August 31, 2028
- Top Notch Excavating, LLC(417) 637-2326GreenfieldInstallerLicence expires March 31, 2028
- Triple S Dirt Works(501) 504-9717NoelInstallerLicence expires January 31, 2028
- Wagoner Services(417) 955-0736StocktonInstallerLicence expires July 31, 2027
- Willis Excavating(417) 388-0027CarthageInstallerLicence expires May 31, 2026
- Woodward and Sons Land Services LLC(417) 439-1313SenecaInstallerLicence expires July 31, 2028
- Zach Erwin Construction Inc(417) 667-5122NevadaInstallerLicence expires April 30, 2027
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.