GroundRosterHayden L. GribbleLicensed
| Name | Hayden L. Gribble |
| Company | D & D Advanced Water Technologies |
| License number | API142 |
| License type | APPRENTICE PUMP INSTALLER |
| License status | Active — Maryland Board of Well Drillers licensee |
| License expires | 2027-06-01 |
| State | Maryland |
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What this license covers
- Pump installation: licensed to install, repair, and replace well pumps, pressure tanks, and the piping between the well and the building.
How to verify this license
We publish this listing exactly as it appears in Maryland's official licensing records; we do not vouch for the business itself. Before hiring, look up license #API142 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Maryland State Board of Well Drillers - active licensees, last checked 2026-08-17. Verify at the official source.
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