GroundRosterGuilderland Pump Sales & Service Inc.Licensed
| Name | Guilderland Pump Sales & Service Inc. |
| License number | NYRD10003 |
| License type | Pump Installation, Pump Service, Well Cleaning & Redevelopment, Well Disinfection |
| License status | Current — registered with NYS DEC |
| Based in | Altamont, New York 12009 |
| Phone | (518) 861-8733 |
"Based in" is the city on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
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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.
- Cleaning / disinfection: licensed to chlorinate, clean, and redevelop an existing well, the usual response to a bacteria result or a well that has lost yield to buildup.
How to verify this license
We publish the license details exactly as they appear in New York's official licensing records; we do not vouch for the business itself. Before hiring, look up license #NYRD10003 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: New York State DEC - Water Well Contractor Registry, last checked 2026-08-16. Verify at the official source.
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