GroundRosterWilliams On-site Services LLCLicensed
| Name | Williams On-site Services LLC |
| License number | SA0252284, SR0991437 |
| License type | Registered Septic System Contractor (FDEP business authorization) |
| License status | Active — FDEP list of septic business authorizations (exported 2026-08-17) |
| License expires | 2027-03-31 |
| Location | Fort McCoy, Florida 32134 |
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What this license covers
- Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
How to verify this license
We publish this listing exactly as it appears in Florida's official licensing records; we do not vouch for the business itself. Before hiring, look up license #SA0252284, SR0991437 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Florida DEP - OSP list of septic business authorizations, last checked 2026-08-17. Verify at the official source.
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