GroundRosterM & D Pump ServiceLicensed
| Name | M & D Pump Service |
| Company | McMullen, Harrison L. |
| License type | Licensed Pump Installer |
| License status | Active — Colorado DWR licensed |
| Based in | Bailey, Colorado 80421 |
| Phone | (303) 838-5367 |
"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.
How to verify this license
We publish the license details exactly as they appear in Colorado's official licensing records; we do not vouch for the business itself. Before hiring, look up this license directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: Colorado DWR - Licensed Drilling & Pump Installation Contractors, last checked 2026-08-17. Verify at the official source.
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