Updated: Jun 23, 2026
Location and Projects
Address
Seattle, WA, 98115
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Mahon-miller Sandra U Architect
Mahon-miller Sandra U, Seattle, WA (Owned by: Mahon Miller Sandra U) holds a Architect license and 1 other license according to the Washington license board.
Their BuildZoom score of 96 ranks in the top 20% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mahon-miller Sandra U, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mahon-miller Sandra U Services
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Building Permits by Mahon-miller Sandra U
This is a sample of this contractor's permits. Click here to access their complete permit history.
***cancelled per pw inspector & contractor emails - refund requested***excavate a 6 x 6 area at the end of the cul-de-sac to perform a spot repair on the existing sewer line. please read city comments: 1) utility locates must clear prior to excavating in the city's r.o.w. 2) contact brandon loucks (509) 727-3691 for a pre-construction meeting prior to saw-cutting the asphalt. 3) 4 sdr... see more
Valuation:
N/A
Permit #:
DPW-2025-2807
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Furnace change out
Valuation:
N/A
Permit #:
PRRPM20250841
Status:
issued
Fee:
$60
Permit Type:
Replacement
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
24-00831
Status:
issued
Fee:
$211
Permit Type:
N/A
Building Type:
Residential
Construction permit
Minor renovation of existing ct room to accomodate new imaging equipment. the work includes modifications of walls to incorporate a control area into the ct room. the work also includes minor demolition and modifications of interior partitions in an existing redaing room area. there will be some modification of hvac distribution. the project does not have any exterior work or primary ... see more
Valuation:
N/A
Permit #:
6382379-CN
Status:
applied
Fee:
N/A
Permit Type:
Add/alt
Building Type:
Institutional
Tenant improvement of approximately 9000 sf of existing shell space into a medical office clinic and occupy per plan
Valuation:
$561,444
Permit #:
6336179-CN
Status:
complete
Fee:
$7,501
Permit Type:
Add/alt
Building Type:
Commercial
Commercial tenant improvement - remodel of b occupancy clinical laboratory and staff offices. no exterior work
Valuation:
$434,000
Permit #:
6213286-CN
Status:
complete
Fee:
$5,818
Permit Type:
Add/alt
Building Type:
Commercial
Tenant improvement of approximately 9000 sf of existing shell space into a medical office clinic and occupy per plan
Valuation:
$561,444
Permit #:
6336179-CN
Status:
complete
Fee:
$7,501
Permit Type:
Add/alt
Building Type:
Commercial
As built 12 x 36 detached rv carport stop work # 95-1483
Valuation:
$5,054
Permit #:
227428
Status:
Final
Fee:
$219
Permit Type:
N/A
Building Type:
Garage
No Description Available
Valuation:
N/A
Permit #:
BLA2025-00010
Status:
department review in progress
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Mahon-miller Sandra U License info
Verified License
| License # | 8299 |
| Status | Active |
| State | Washington |
| Type | Architect |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Mahon-miller Sandra U at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C25061 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of November, 2025. Check the current license status of Mahon-miller Sandra U with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
7
Permits
- Building permit records show that Mahon-miller Sandra U has worked on 7 permitted projects.
Mahon-miller Sandra U Employees
MU
Mahon Miller Sandra U
Owner
MU
Mahon-Miller, Sandra U
Owner