Location
Gwin, William Mark Architect
Gwin, William Mark at 4100 RAINIER AVENUE, Santa Rosa, CA 95405, held a Architect license (#C15017) with the California contractors license board with an expiration date of 10-31-2011. We last verified the license was expired on 08-07-2025.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
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Inactive License
| License # | C15017 |
| Status | Inactive |
| State | California |
| Type | Architect |
- According to the California Architect License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Gwin, William Mark at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
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