Licensed septic companies in Lake St. Louis, Missouri
1 business on Missouri’s septic licensing records gives an address in Lake St. Louis, along with 1 individually licensed professional. Lake St. Louis is in Franklin County, which has 157 in total.
- Superier Heating & Cooling(636) 926-0000Lake St. LouisInstallerLicence expires January 31, 2026
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| Superier Heating & CoolingLake St. Louis | Installer | (636) 926-0000 | January 31, 2026 |
Individually licensed professionals in Lake St. Louis
| Name | Licence | City | Expires |
|---|---|---|---|
| Teddy Arview | Basic InstallerNo. 38556 | Lake St. Louis | January 31, 2026 |
More licensed companies elsewhere in Franklin County
A Missouri licence is valid statewide. These are based in the same county but a different town, and can legally work in Lake St. Louis.
- 3T Plumbing LLC(573) 291-5120RosebudInstallerLicence expires January 31, 2026
- A & B Plumbing & Heating, Inc.(573) 431-7556Park HillsInstallerLicence expires February 28, 2026
- A R C Grading, LLC(636) 290-5419Moscow MillsInstallerLicence expires November 30, 2025
- Aa Quick Plumbing & Sewer Service of Jefferson County, Inc.(636) 296-1211DittmerInstallerLicence expires March 31, 2026
- AA Quick Sewer Service(636) 296-1211DittmerInstallerLicence expires February 29, 2028
- Accurate Septic & Well Inspections(636) 262-1303St CharlesSoil evaluatorLicence expires August 31, 2028
- Accuro Services,LLC(314) 363-4793WentzvilleInstallerLicence expires December 31, 2027
- Affordable Plumbing LLC(314) 971-3063HermannInstallerLicence expires January 31, 2028
- Appraisal & Building Solutions LLC(573) 241-8273St JamesInstallerLicence expires July 31, 2026
- B Green Plumbing & Drain Cleaning LLC(314) 604-5000WarrentonInstallerLicence expires June 30, 2026
- Backhoe Services Unlimited(636) 234-4790Villa RidgeInstallerLicence expires March 31, 2027
- Ballmann Earthworks(636) 236-4242AugustaInstallerLicence expires March 31, 2028
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| 3T Plumbing LLCRosebud | Installer | (573) 291-5120 | January 31, 2026 |
| A & B Plumbing & Heating, Inc.Park Hills | Installer | (573) 431-7556 | February 28, 2026 |
| A R C Grading, LLCMoscow Mills | Installer | (636) 290-5419 | November 30, 2025 |
| Aa Quick Plumbing & Sewer Service of Jefferson County, Inc.Dittmer | Installer | (636) 296-1211 | March 31, 2026 |
| AA Quick Sewer ServiceDittmer | Installer | (636) 296-1211 | February 29, 2028 |
| Accurate Septic & Well InspectionsSt Charles | Soil evaluator | (636) 262-1303 | August 31, 2028 |
| Accuro Services,LLCWentzville | Installer | (314) 363-4793 | December 31, 2027 |
| Affordable Plumbing LLCHermann | Installer | (314) 971-3063 | January 31, 2028 |
| Appraisal & Building Solutions LLCSt James | Installer | (573) 241-8273 | July 31, 2026 |
| B Green Plumbing & Drain Cleaning LLCWarrenton | Installer | (314) 604-5000 | June 30, 2026 |
| Backhoe Services UnlimitedVilla Ridge | Installer | (636) 234-4790 | March 31, 2027 |
| Ballmann EarthworksAugusta | Installer | (636) 236-4242 | March 31, 2028 |
Septic licensing in Lake St. Louis
- How many licensed septic companies are there in Lake St. Louis?
- 1 business gives Lake St. Louis as their address on Missouri's septic licensing records, alongside 1 individually licensed professional. That count is of businesses based in Lake St. Louis, not of everyone who will work there — a Missouri licence is valid across the state.
- Do I have to use a company based in Lake St. Louis?
- No. Licensing is statewide, so any licensed company can legally work in Lake St. Louis. Franklin County has 157 in total, and companies in neighbouring counties can travel too. Being local usually matters for call-out speed and price, not permission.
- How do I check a Lake St. Louis septic company is really licensed?
- Every listing here names the record it came from and the date that record was published. To confirm it is still current, check with Missouri DHSS, or the state's own published registration data.
Other towns in Franklin County
Records as published August 26, 2026. Report a correction.