Registered OWTS installers in St. Francois County, Missouri
92 companies on Missouri’s roster of registered onsite wastewater treatment system installers give St. Francois County as their address. A registered installer is a business the state has licensed for the work that installs onsite wastewater treatment systems.
- 3G Excavating LLC(573) 631-0603FarmingtonInstallerLicence expires May 31, 2028
- A & B Plumbing & Heating, Inc.(573) 431-7556Park HillsInstallerLicence expires February 28, 2026
- About Plumbing Inc(314) 607-1126BarnhartInstallerLicence expires January 31, 2026
- Accuro Services,LLC(314) 363-4793WentzvilleInstallerLicence expires December 31, 2027
- All Type Septic Pumping & Aeration LLC(573) 760-4734Valles MinesInstallerLicence expires January 31, 2027
- ASKR Construction, LLC(314) 422-9326Bonne TerreInstallerLicence expires February 28, 2026
- Baner Excavation(314) 258-5544HillsboroInstallerLicence expires February 28, 2027
- Benjamin R Zimmerman(573) 915-2353Doe RunInstallerLicence expires March 31, 2028
- Benoist Excavating LLC(573) 366-6113IrondaleInstallerLicence expires October 31, 2025
- Bloomsdale Excavating Company, Inc(573) 483-2564BloomsdaleInstallerLicence expires August 31, 2026
- Boren Contracting LLC(573) 330-3028Bonne TerreInstallerLicence expires November 30, 2025
- Bradford Excavating(636) 586-0076HillsboroInstallerLicence expires October 31, 2025
- Brown Service Co(314) 378-4088High RidgeInstallerLicence expires December 31, 2028
- Brown Tractor Service LLC(314) 478-0343BloomsdaleInstallerLicence expires May 31, 2028
- Chad Queen Contracting Services, LLC(314) 960-1699DeSotoInstallerLicence expires April 30, 2028
- CJC Concrete(573) 854-0130CadetInstallerLicence expires December 31, 2026
- Clog Boss Drains and Septic(573) 482-0032Bonne TerreInstallerLicence expires July 31, 2026
- Commercial Drain & Sewer Cleaning Inc(636) 282-1775ArnoldInstallerLicence expires February 28, 2028
- Courtney Construction LLC(417) 926-1479Mountain GroveInstallerLicence expires January 31, 2027
- Detring Septic Solutions LLC(573) 760-3993Park HillsInstallerLicence expires November 30, 2025
- Double R Plumbing and Contracting(573) 760-6768PotosiInstallerLicence expires May 31, 2027
- Drennen Excavating and Flat WorkInstallerLicence expires May 31, 2027
- DTR Farms LLC(573) 768-5617Marble HillInstallerSoil evaluatorLicence expires March 31, 2027
- E&J Siteworks LLC(314) 225-8937DittmerInstallerLicence expires April 30, 2028
- Eddie Cook Enterprises(573) 450-4032Marble HillInstallerSoil evaluatorLicence expires November 30, 2025
- Eddie Cook's Excavating(573) 866-2546Marble HillInstallerLicence expires May 31, 2026
- Fil-Billy Excavation & Hauling(573) 768-1434PerryInstallerLicence expires March 31, 2027
- G&S Hardin Excavation LLC(636) 208-4209DeSotoInstallerLicence expires March 31, 2027
- Gordon Bess Construction Inc(573) 358-5495Bonne TerreInstallerLicence expires August 31, 2026
- Griffin & Sons Excavating(314) 971-2157DeSotoInstallerLicence expires December 31, 2026
- Hensley Excavating(314) 713-9783PevelyInstallerLicence expires February 28, 2026
- HP Savored LLC(573) 482-5366Park HillsInstallerLicence expires December 31, 2027
- J&B Ruessler Septic(636) 544-0825HillsboroInstallerLicence expires February 28, 2027
- Jarvis Plumbing(573) 438-2995PotosiInstallerLicence expires September 30, 2026
- JB Digs, LLC(573) 366-5288BlackInstallerLicence expires May 31, 2028
- JL Hicks Services, LLC(636) 337-5870DeSotoInstallerLicence expires July 31, 2027
- Jokerst Paving & Contracting, Inc(636) 937-7101FestusInstallerLicence expires January 31, 2027
- Joseph R Stabenow(636) 524-5522FestusInstallerLicence expires May 31, 2027
- Justin MurphyInstallerLicence expires April 30, 2027
- K&P Services LLC(816) 854-9091Blue SpringsInstallerLicence expires August 31, 2028
- KCJW Enterprises LLC(573) 747-5323FarmingtonInstallerLicence expires July 31, 2027
- KP Enterprise LLC(573) 631-0100FarmingtonInstallerLicence expires October 31, 2025
- Larry's Landscaping(314) 942-1029BarnhartInstallerLicence expires January 31, 2026
- Lewis Plumbing llc.(636) 524-3500HillsboroInstallerLicence expires July 31, 2028
- Logsden Landshaping LLC(314) 640-2669PotosiInstallerLicence expires March 31, 2028
- Lord Plumbing LLC(573) 701-4734Bonne TerreInstallerLicence expires July 31, 2028
- M.D. Casey, LLC(314) 440-4695FestusInstallerLicence expires January 31, 2026
- Madonna's Septic & Sewer Solutions(314) 486-8241HillsboroInstallerSoil evaluatorLicence expires November 30, 2025
- Matt Clifford Excavating(573) 760-2610Bonne TerreInstallerLicence expires May 31, 2028
- Midwest Septic & Maintenance Service LLC(573) 482-5835Park HillsInstallerLicence expires March 31, 2028
- Moore Works LLCInstallerLicence expires November 30, 2025
- Mots Excavation LLC(314) 974-5756HillsboroInstallerLicence expires November 30, 2028
- Newell's Ram Power LLC(573) 334-5241MillersvilleInstallerLicence expires December 31, 2027
- Newll's Ram Power LLC(573) 334-5241MillersvilleInstallerLicence expires December 31, 2027
- NewShu Contracting LLC(314) 578-0145LonedellInstallerLicence expires January 31, 2028
- Norvell Services LLC(573) 783-7000FredericktownInstallerLicence expires September 30, 2028
- Oberkramer Septic Solutions, LLC(636) 495-9900High RidgeInstallerLicence expires October 31, 2026
- Orrick Excavating & Construction(573) 546-3818MiddlebrookInstallerLicence expires May 31, 2026
- Outlaw Excavating LLC(636) 232-3860DeSotoInstallerLicence expires July 31, 2026
- Pinson Excavating(314) 420-5466CadetInstallerLicence expires September 30, 2028
- Pooles Septic System(573) 631-5927Mineral PointInstallerSoil evaluatorLicence expires July 31, 2026
- Pooles Septic Systems(573) 631-5927Mineral PointInstallerLicence expires June 30, 2027
- Prekins Branch Properties(314) 478-0456DeSotoInstallerLicence expires May 31, 2027
- Pristine Contracting Group(573) 430-8259Bonne TerreInstallerLicence expires May 31, 2026
- Pro-Com Septic & Excavation LLC(636) 222-8128Valles MinesInstallerLicence expires March 31, 2028
- Professional Onsite Installations(636) 236-4760HillsboroInstallerLicence expires June 30, 2028
- R E Signature Homes(314) 808-7086Ste GenevieveInstallerLicence expires April 30, 2028
- Ragsdale Asphalt/Excavating(573) 474-5906BismarckInstallerLicence expires March 31, 2027
- Roth Dirt Worx(573) 718-0097GreenvilleInstallerLicence expires September 30, 2026
- Ryan J Wallis(573) 209-1041BismarkInstallerLicence expires December 31, 2027
- Sam's Home & Commercial Inspectors(573) 202-6062VichyInstallerLicence expires August 31, 2028
- Schrum Masonry & Construction Inc(636) 586-2270DeSotoInstallerLicence expires August 31, 2026
- Sewage Pump Solutions(636) 331-5172DeSotoInstallerSoil evaluatorLicence expires March 31, 2027
- Shoemaker Trucking & Backhoe(573) 760-6089FredericktownInstallerLicence expires January 31, 2026
- Show Me Soils(636) 629-1788LonedellInstallerSoil evaluatorLicence expires April 30, 2026
- Sk hardin construction(636) 208-6533DesotoInstallerLicence expires March 31, 2027
- Sleepy Bill's Marina(573) 372-5752StoverInstallerLicence expires September 30, 2027
- Steve RogersInstallerLicence expires May 31, 2027
- STL Sewer Cams LLC(314) 675-0605BarnhartInstallerLicence expires May 31, 2026
- Straughan Plumbing and Septic(573) 315-0764FarmingtonInstallerLicence expires July 31, 2026
- Superior Sewer Co(314) 931-4738St. LouisInstallerLicence expires July 31, 2026
- Thompson Excavating(573) 783-0174FredericktownInstallerLicence expires June 30, 2027
- TJ Riley Contracting(573) 482-0032Bonne TerreInstallerLicence expires July 31, 2026
- TLM Contracting LLC(314) 578-7198DesotoInstallerLicence expires August 31, 2026
- Tongay Dirtworks LLC(573) 430-2711Park HillsInstallerLicence expires December 31, 2027
- Unlimited Landscape Maintenance(314) 210-8314FestusInstallerLicence expires March 31, 2028
- Valle Land Development, LLC(314) 965-3400Valles MinesInstallerLicence expires March 31, 2028
- Volz Incorporated(314) 890-1264Saint LouisInstallerLicence expires December 31, 2026
- Wiggs Plumbing LLCInstallerLicence expires September 30, 2026
- William E Courtway/Redline Junk Removal & Dumpster(573) 210-0966CadetInstallerLicence expires December 31, 2026
- William H. Bond Engineering(573) 483-2175Ste. GenevieveInstallerSoil evaluatorLicence expires March 31, 2026
- Williams Construction & Excavating LLC(573) 543-2933St. Mary'sInstallerLicence expires August 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.