Licensed septic companies in Williamsburg, Missouri
1 business on Missouri’s septic licensing records gives an address in Williamsburg, along with 1 individually licensed professional. Williamsburg is in Callaway County, which has 143 in total.
- Green Acres Septic Tank Service(573) 529-6706WilliamsburgSoil evaluatorLicence expires March 31, 2026
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| Green Acres Septic Tank ServiceWilliamsburg | Soil evaluator | (573) 529-6706 | March 31, 2026 |
Individually licensed professionals in Williamsburg
| Name | Licence | City | Expires |
|---|---|---|---|
| Perry Stewart | Onsite Soil EvaluatorNo. 50752 | Williamsburg | March 31, 2026 |
More licensed companies elsewhere in Callaway County
A Missouri licence is valid statewide. These are based in the same county but a different town, and can legally work in Williamsburg.
- Aaron J Elgas(573) 550-4690AuxvasseSoil evaluatorLicence expires February 28, 2026
- Accurate Bobcat Service(573) 387-4373AuxvasseInstallerLicence expires March 31, 2028
- Accuro Services,LLC(314) 363-4793WentzvilleInstallerLicence expires December 31, 2027
- Adamson Construction & Investment(573) 673-2405ColumbiaInstallerLicence expires March 31, 2028
- Advanced Septic & Pumping(573) 636-2727St. ThomasInstallerLicence expires September 30, 2027
- Advantage Contractors(573) 268-7292ColumbiaInstallerLicence expires October 31, 2025
- Affordable Plumbing, Sewer, and Drain Cleaning(573) 418-9495Jefferson CityInstallerLicence expires September 30, 2028
- All Clear Pumping & Sewer(573) 634-0165CentertownInstallerLicence expires January 31, 2026
- All Missouri Soils, LLC(573) 268-6482ColumbiaSoil evaluatorLicence expires November 30, 2027
- All Over the House(573) 864-0068ColumbiaSoil evaluatorLicence expires April 30, 2028
- Arthur Ratliff Tree and Stump Removal(573) 446-2266ColumbiaInstallerLicence expires January 31, 2028
- Atephac.(573) 239-9969ColumbiaInstallerLicence expires January 31, 2026
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| Aaron J ElgasAuxvasse | Soil evaluator | (573) 550-4690 | February 28, 2026 |
| Accurate Bobcat ServiceAuxvasse | Installer | (573) 387-4373 | March 31, 2028 |
| Accuro Services,LLCWentzville | Installer | (314) 363-4793 | December 31, 2027 |
| Adamson Construction & InvestmentColumbia | Installer | (573) 673-2405 | March 31, 2028 |
| Advanced Septic & PumpingSt. Thomas | Installer | (573) 636-2727 | September 30, 2027 |
| Advantage ContractorsColumbia | Installer | (573) 268-7292 | October 31, 2025 |
| Affordable Plumbing, Sewer, and Drain CleaningJefferson City | Installer | (573) 418-9495 | September 30, 2028 |
| All Clear Pumping & SewerCentertown | Installer | (573) 634-0165 | January 31, 2026 |
| All Missouri Soils, LLCColumbia | Soil evaluator | (573) 268-6482 | November 30, 2027 |
| All Over the HouseColumbia | Soil evaluator | (573) 864-0068 | April 30, 2028 |
| Arthur Ratliff Tree and Stump RemovalColumbia | Installer | (573) 446-2266 | January 31, 2028 |
| Atephac.Columbia | Installer | (573) 239-9969 | January 31, 2026 |
Septic licensing in Williamsburg
- How many licensed septic companies are there in Williamsburg?
- 1 business gives Williamsburg as their address on Missouri's septic licensing records, alongside 1 individually licensed professional. That count is of businesses based in Williamsburg, not of everyone who will work there — a Missouri licence is valid across the state.
- Do I have to use a company based in Williamsburg?
- No. Licensing is statewide, so any licensed company can legally work in Williamsburg. Callaway County has 143 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 Williamsburg 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 Callaway County
Records as published August 26, 2026. Report a correction.