Licensed septic companies in St. Charles, Missouri
12 businesses on Missouri’s septic licensing records give an address in St. Charles, along with 12 individually licensed professionals. St. Charles is in Franklin County, which has 157 in total.
10 registered owts installers2 registered onsite soil evaluators
- ABBCO Plumbing & Drain LLC(636) 250-3221St. CharlesInstallerLicence expires December 31, 2026
- Accurate Septic & Well Inspections(636) 262-1303St CharlesSoil evaluatorLicence expires August 31, 2028
- Bi-State Utilities Co.(314) 209-0202St. CharlesInstallerLicence expires August 31, 2028
- Big D Pipe LLC(636) 399-7495St CharlesInstallerLicence expires May 31, 2028
- Grease Masters(636) 916-3115St. CharlesInstallerLicence expires November 30, 2026
- Jeff Roderfeld Const. LLC(636) 459-1706St. CharlesInstallerLicence expires July 30, 2028
- Jemm Excavating Inc(636) 262-6561St. CharlesInstallerLicence expires October 31, 2028
- JTL(314) 831-3954St. CharlesInstallerLicence expires July 31, 2027
- Kolb Grading LLC(314) 524-7223St. CharlesInstallerLicence expires January 31, 2026
- Meyerott Enterprises, LLC(636) 485-1215St. CharlesInstallerLicence expires May 31, 2028
- NPI Missouri Inc (National Property Inspections)(636) 940-1005St CharlesSoil evaluatorLicence expires June 30, 2028
- WM Mueller Trenching and Excavating(636) 980-7757St. CharlesInstallerLicence expires May 31, 2028
| Company | Licensed for | Phone | Licence expires |
|---|---|---|---|
| ABBCO Plumbing & Drain LLCSt. Charles | Installer | (636) 250-3221 | December 31, 2026 |
| Accurate Septic & Well InspectionsSt Charles | Soil evaluator | (636) 262-1303 | August 31, 2028 |
| Bi-State Utilities Co.St. Charles | Installer | (314) 209-0202 | August 31, 2028 |
| Big D Pipe LLCSt Charles | Installer | (636) 399-7495 | May 31, 2028 |
| Grease MastersSt. Charles | Installer | (636) 916-3115 | November 30, 2026 |
| Jeff Roderfeld Const. LLCSt. Charles | Installer | (636) 459-1706 | July 30, 2028 |
| Jemm Excavating IncSt. Charles | Installer | (636) 262-6561 | October 31, 2028 |
| JTLSt. Charles | Installer | (314) 831-3954 | July 31, 2027 |
| Kolb Grading LLCSt. Charles | Installer | (314) 524-7223 | January 31, 2026 |
| Meyerott Enterprises, LLCSt. Charles | Installer | (636) 485-1215 | May 31, 2028 |
| NPI Missouri Inc (National Property Inspections)St Charles | Soil evaluator | (636) 940-1005 | June 30, 2028 |
| WM Mueller Trenching and ExcavatingSt. Charles | Installer | (636) 980-7757 | May 31, 2028 |
Individually licensed professionals in St. Charles
| Name | Licence | City | Expires |
|---|---|---|---|
| Andrew Meyerott | Advanced InstallerNo. 38368 | St. Charles | May 31, 2028 |
| Beau Duffy | Basic InstallerNo. 38376 | St Charles | May 31, 2028 |
| Brian VanCardo | Basic InstallerNo. 37514 | St. Charles | January 31, 2026 |
| Craig Beckmann | Basic InstallerNo. 39024 | St. Charles | December 31, 2026 |
| Frank Marchesi, Jr | Advanced InstallerNo. 33719 | St. Charles | August 31, 2028 |
| Gabe Dunkmann | Advanced InstallerNo. 37679 | St. Charles | October 31, 2028 |
| Harold Townsend | Basic InstallerNo. 32409 | St. Charles | November 30, 2026 |
| Jeff Roderfeld | Advanced InstallerNo. 32371 | St. Charles | July 30, 2028 |
| Rick Wilcockson | Onsite Soil EvaluatorNo. 50071 | St Charles | August 31, 2028 |
| Robert Gould, Jr. | Onsite Soil EvaluatorNo. 50581 | St Charles | June 30, 2028 |
| Stephen Benskin | Basic InstallerNo. 37440 | St. Charles | July 31, 2027 |
| Vincent Mueller | Advanced InstallerNo. 38369 | St. Charles | May 31, 2028 |
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 St. Charles.
- 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
- 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
- Baner Excavation(314) 258-5544HillsboroInstallerLicence expires February 28, 2027
| 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 |
| 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 |
| Baner ExcavationHillsboro | Installer | (314) 258-5544 | February 28, 2027 |
Septic licensing in St. Charles
- How many licensed septic companies are there in St. Charles?
- 12 businesses give St. Charles as their address on Missouri's septic licensing records, alongside 12 individually licensed professionals. That count is of businesses based in St. Charles, not of everyone who will work there — a Missouri licence is valid across the state.
- Do I have to use a company based in St. Charles?
- No. Licensing is statewide, so any licensed company can legally work in St. Charles. 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 St. Charles 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.