Daniel A JohnsonLicensed
License details
| License number | 1942001696, 1944001903 |
| License type | Master Alternative Onsite Sewage System Installer ยท Master Conventional Onsite Sewage System Operator |
| License status | Current |
| License expires | August 31, 2027 |
| Based in | Lovettsville, Loudoun County, Virginia 20180 |
"Based in" is the city and county of the address on the business's license record.
What this license covers
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
- Operation: licensed to operate and monitor onsite sewage systems; alternative systems typically require a licensed operator under an ongoing service contract.
How to verify this license
We publish the license details exactly as they appear in the public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #1942001696, 1944001903 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.
Source: Virginia Department of Professional and Occupational Regulation (DPOR) - regulant list, last checked 2026-08-16. Look it up at the issuing agency.
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