Licensed septic companies in Loudoun County, Virginia
14 businesses on Virginia’s septic licensing records give Loudoun County as its address, alongside 34 individually licensed onsite professionals.
21 licensed onsite sewage system installers →15 licensed onsite sewage system operators →11 licensed onsite soil evaluators →
Licensed businesses based in Loudoun County
- Daniel Alexander JohnsonLovettsvilleContractorLicence expires November 30, 2026
- Five Star Septic IncSterlingContractorLicence expires August 31, 2028
- Gec Environmental Contracting IncLovettsvilleContractorLicence expires April 30, 2028
- Hott S Septic Service LLCLeesburgContractorLicence expires December 31, 2026
- John M Virts Excavating IncLovettsvilleContractorLicence expires July 31, 2028
- John Michael Virts SRLovettsvilleContractorLicence expires October 31, 2027
- Loudoun Environmental Treatment LLCPurcellvilleContractorLicence expires November 30, 2027
- Loudoun Septic Tank Service IncHamiltonContractorLicence expires November 30, 2026
- McKim Construction CompanyLovettsvilleContractorLicence expires September 30, 2028
- McKim Septic and Pumping LLCLovettsvilleContractorLicence expires April 30, 2027
- Miller S Excavating LCLovettsvilleContractorLicence expires March 31, 2028
- Ricky Hagenbuch Building Contractor IncAldieContractorLicence expires September 30, 2027
- Ron S Restoration & Remodeling LLCPurcevilleContractorLicence expires January 31, 2027
- Stanford Excavating IncLeesburgContractorLicence expires July 31, 2028
| Company | Licensed for | Licence expires |
|---|---|---|
| Daniel Alexander JohnsonLovettsville | ContractorADS · Class C | November 30, 2026 |
| Five Star Septic IncSterling | ContractorCDS · Class A | August 31, 2028 |
| Gec Environmental Contracting IncLovettsville | ContractorADS · Class A | April 30, 2028 |
| Hott S Septic Service LLCLeesburg | ContractorADS · Class A | December 31, 2026 |
| John M Virts Excavating IncLovettsville | ContractorADS · Class A | July 31, 2028 |
| John Michael Virts SRLovettsville | ContractorCDS · Class B | October 31, 2027 |
| Loudoun Environmental Treatment LLCPurcellville | ContractorADS · Class A | November 30, 2027 |
| Loudoun Septic Tank Service IncHamilton | ContractorCDS · Class C | November 30, 2026 |
| McKim Construction CompanyLovettsville | ContractorADS · Class A | September 30, 2028 |
| McKim Septic and Pumping LLCLovettsville | ContractorADS · Class A | April 30, 2027 |
| Miller S Excavating LCLovettsville | ContractorADS · Class A | March 31, 2028 |
| Ricky Hagenbuch Building Contractor IncAldie | ContractorCDS · Class A | September 30, 2027 |
| Ron S Restoration & Remodeling LLCPurceville | ContractorCDS · Class A | January 31, 2027 |
| Stanford Excavating IncLeesburg | ContractorADS · Class A | July 31, 2028 |
Individually licensed onsite professionals in Loudoun County
Virginia licenses people as well as companies. These are the named professionals the state has licensed, listed with the licence they hold and when it expires. They are usually employed by one of the businesses above.
| Name | Licence | City | Expires |
|---|---|---|---|
| Alfred E Maddox | Master Alternative Onsite Sewage System InstallerNo. 001458 | Leesburg | March 31, 2027 |
| Austin J Gardner | Master Alternative Onsite Soil EvaluatorNo. 001440 | Purcellville | January 31, 2028 |
| Austin J Gardner | Master Alternative Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001099 | Purcellville | December 31, 2026 |
| Austin J Gardner | Master Alternative Onsite Sewage System InstallerNo. 002851 | Purcellville | April 30, 2028 |
| Benjamin S Forbes | Master Alternative Onsite Sewage System InstallerNo. 002215 | Leesburg | February 29, 2028 |
| Bryan C Layman | Master Alternative Onsite Soil Evaluator · Master Alternative Onsite Sewage System OperatorNo. 001085 | Leesburg | July 31, 2027 |
| Darwin H Crespin | Journeyman Alternative Onsite Sewage System OperatorNo. 001881 | Leesburg | January 31, 2027 |
| Emily B Kyle | Master Alternative Onsite Soil EvaluatorNo. 001487 | Purcellville | July 31, 2027 |
| Gregory E Garber | Master Alternative Onsite Soil Evaluator · Master Alternative Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001051 | Sterling | March 31, 2027 |
| Hannah A Shaw | Master Conventional Onsite Soil EvaluatorNo. 001601 | Ashburn | March 31, 2027 |
| Jason R Purdy | Master Alternative Onsite Soil Evaluator · Master Conventional Onsite Sewage System OperatorNo. 001483 | Ashburn | April 30, 2027 |
| John B Stanford | Master Alternative Onsite Sewage System InstallerNo. 001253 | Leesburg | January 31, 2028 |
| John L Mazza | Master Alternative Onsite Soil EvaluatorNo. 001169 | Purcellville | August 31, 2027 |
| Jose A Blanco | Journeyman Alternative Onsite Sewage System InstallerNo. 002195 | Sterling | July 31, 2027 |
| Joshua D Hott | Master Alternative Onsite Sewage System InstallerNo. 002147 | Leesburg | March 31, 2027 |
| Kenneth E Carbaugh | Master Alternative Onsite Soil EvaluatorNo. 001170 | Purcellville | November 30, 2027 |
| Kenneth E Carbaugh | Master Alternative Onsite Sewage System OperatorNo. 001375 | Purcellville | June 30, 2028 |
| Kevin B Rosa-Tomasino | Journeyman Conventional Onsite Sewage System OperatorNo. 001933 | Leesburg | May 31, 2028 |
| Kyle G Miller | Master Alternative Onsite Sewage System InstallerNo. 002020 | Lovettsville | March 31, 2027 |
| Matthew D Tolley | Master Alternative Onsite Soil Evaluator · Master Conventional Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001270 | Purcellville | November 30, 2027 |
| Nicholas A Giuliano | Master Alternative Onsite Sewage System InstallerNo. 002704 | Leesburg | January 31, 2028 |
| Patrick L Shifflett II | Master Alternative Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001124 | — | March 31, 2027 |
| Raymond A Kirkpatrick | Master Alternative Onsite Sewage System Operator · Master Alternative Onsite Sewage System InstallerNo. 001460 | Purcellville | September 30, 2026 |
| Raymond A Kirkpatrick | Master Alternative Onsite Sewage System InstallerNo. 002194 | Purcellville | July 31, 2027 |
| Rigoberto Coreas | Journeyman Alternative Onsite Sewage System OperatorNo. 001551 | Sterling | September 30, 2026 |
| Rigoberto Coreas | Journeyman Alternative Onsite Sewage System InstallerNo. 002459 | Sterling | September 30, 2026 |
| Roger R Lewis | Master Alternative Onsite Soil EvaluatorNo. 001019 | Purcellville | July 31, 2027 |
| Ronald G Frye | Master Conventional Onsite Sewage System InstallerNo. 001261 | Purcellville | January 31, 2028 |
| Santos T Leach | Master Alternative Onsite Sewage System OperatorNo. 001887 | Ashburn | March 31, 2028 |
| Tory J Jasinski | Master Alternative Onsite Sewage System InstallerNo. 001278 | Purcellville | March 31, 2028 |
| Tristen A Boswell | Master Conventional Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001773 | Hamilton | March 31, 2027 |
| Tristen A Boswell | Master Conventional Onsite Sewage System InstallerNo. 002377 | Hamilton | January 31, 2027 |
| Walter E McKim | Master Alternative Onsite Sewage System Operator · Master Conventional Onsite Sewage System InstallerNo. 001058 | Lovettsville | September 30, 2027 |
| Yvonne S Hershberger | Master Alternative Onsite Soil Evaluator · Master Alternative Onsite Sewage System Operator · Master Alternative Onsite Sewage System InstallerNo. 001502 | Leesburg | December 31, 2026 |
Who handles septic permits in Loudoun County
Virginia licenses the contractor, and every listing here carries the licence number, so DPOR's lookup will confirm its status in seconds. The Virginia Department of Health, which permits the work, does not license the contractor.
Towns in Loudoun County
Where in the county each licensed business is based.
Licensed companies in neighbouring counties
A Virginia septic licence is valid statewide, so a company listed in an adjoining county can legally do the work in Loudoun County.
Records as published August 26, 2026. A licence can lapse at any time — confirm with DPOR's own License Lookup before hiring. Report a correction.