GroundRosterWilliam D Cosden IIILicensed
| Name | William D Cosden III |
| Company | Cosden Water Supply Co Inc. |
| License number | WCI085 |
| License type | WATER CONDITIONER INSTALLER |
| License status | Active — Maryland Board of Well Drillers licensee |
| License expires | 2027-06-01 |
| State | Maryland |
Request a quote from William D Cosden III
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 #WCI085 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.
Are you William D Cosden III? Claim this listing to set your business name and add your website, service area, hours, and photos. It's free.