Updated: Jun 23, 2026
Location and Projects
Address
Seattle, WA, 98112
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Kayser, Thomas Architect
Kayser, Thomas, Seattle, WA holds a Architect license according to the Washington license board.
Their BuildZoom score of 95 ranks in the top 22% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kayser, Thomas, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Kayser, Thomas Services
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Kayser, Thomas Contact Information
Phone Number: (206) 323-7817
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Kayser, Thomas Seattle
Quality
95
78th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kayser, Thomas has a BuildZoom score of 95, which places them above 78% of 128,670 contractors in Washington.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Kayser, Thomas has worked on at least
1.0 project over the past year.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
O'connell single family residence addition - 1472 sf 2-story addition and 192 sf deck
Valuation:
$252,539
Permit #:
B25001614
Status:
triage
Fee:
$3,025
Permit Type:
N/A
Building Type:
N/A
O'connell single family residence addition - 1472 sf 2-story addition and 192 sf deck
Valuation:
$252,539
Permit #:
B25001614
Status:
triage
Fee:
$3,025
Permit Type:
N/A
Building Type:
N/A
Collect fee-in-lieu of installing frontage improvements
Valuation:
N/A
Permit #:
R25001938
Status:
filed
Fee:
$10,452
Permit Type:
N/A
Building Type:
N/A
Construct alterations to addition detached garage/studio and one-story addition to existing single family residence per site plan and subject to field inspection
Valuation:
$40,404
Permit #:
6395483
Status:
Permit Issued
Fee:
$1,313
Permit Type:
Single family du...
Building Type:
N/A
Construct addition and alterations to existing single family residence per plan
Valuation:
$391,622
Permit #:
6526840
Status:
Permit Issued
Fee:
$5,613
Permit Type:
Single family du...
Building Type:
N/A
Closed as incomplete - expired permit. change use from duplex to single family residence convert basement unit in to accessory dwelling unit and construct 2nd story addition and alterations per plan
Valuation:
$150,000
Permit #:
6278197-CN
Status:
complete
Fee:
$3,070
Permit Type:
Add/alt
Building Type:
Single family/duplex
Construct 2nd floor addition and attached garage and alterations to exising one family dwelling per plan. construct 1st and 2nd floor additions for stair and 2nd floor and new garage with alterations to existing single family dwelling per plans. 2/19/08
Valuation:
$150,000
Permit #:
6138141
Status:
Permit Closed
Fee:
$3,276
Permit Type:
Single family du...
Building Type:
N/A
Interior alterations and ennclose existing covered porch on basement level to single family residence per floor plan subject to field inspection (stfi)
Valuation:
$25,000
Permit #:
6434006
Status:
Permit Issued
Fee:
$635
Permit Type:
Single family du...
Building Type:
N/A
Construct additions and alterations to existing single family dwelling per plan
Valuation:
$100,000
Permit #:
6383930
Status:
Permit Issued
Fee:
$3,299
Permit Type:
Single family du...
Building Type:
N/A
Construct alterations to addition detached garage/studio and one-story addition to existing single family residence per site plan and subject to field inspection
Valuation:
$40,404
Permit #:
6395483
Status:
Permit Issued
Fee:
$1,313
Permit Type:
Single family du...
Building Type:
N/A
Acme farms inc: new tenant
Valuation:
$0
Permit #:
OCC18-0001
Status:
ISSUED
Fee:
N/A
Permit Type:
Final
Building Type:
N/A
Construct addition to existing single family residence per floor plan subject to field inspection (stfi)
Valuation:
$75,000
Permit #:
6434353
Status:
Permit Issued
Fee:
$1,422
Permit Type:
Single family du...
Building Type:
N/A
Change of use from office to urban indoor agriculture. construct substantial alterations to existing commercial building occupy per plans
Valuation:
$46,941
Permit #:
6356640
Status:
Permit Issued
Fee:
$4,017
Permit Type:
Commercial
Building Type:
N/A
Construct new garage rebuild existing deck and alterations to existing single family residence per site plan subject to field inspection (stfi)
Valuation:
$25,000
Permit #:
6397518
Status:
Permit Issued
Fee:
$906
Permit Type:
Single family du...
Building Type:
N/A
Construct addition and alteration to existing single family residence and detached garage per plan
Valuation:
$350,000
Permit #:
6356816
Status:
Permit Issued
Fee:
$6,915
Permit Type:
Single family du...
Building Type:
N/A
Interior structural alteration to existing single family residence per subject to field inspection
Valuation:
$3,500
Permit #:
6407512
Status:
Permit Issued
Fee:
$258
Permit Type:
Single family du...
Building Type:
N/A
Construct additions and alterations to existing single family residence per plan
Valuation:
$40,000
Permit #:
6382653
Status:
Permit Issued
Fee:
$1,642
Permit Type:
Single family du...
Building Type:
N/A
Raise existing single family residence (sfr) construct new foundation for new basement and change use from single family residence to 2-family dwellings and occupy per plan new detached garage addition also included
Valuation:
$130,000
Permit #:
6080207
Status:
Permit Closed
Fee:
$3,086
Permit Type:
Single family du...
Building Type:
N/A
Acme farms inc: new tenant
Valuation:
N/A
Permit #:
TEN16-0021
Status:
final
Fee:
N/A
Permit Type:
New tenant
Building Type:
N/A
Closed as incomplete - expired permit. construct 2nd story addition ground level addition and covered entry porch and alter portion of interior of single family residence per plan
Valuation:
$146,104
Permit #:
6110313
Status:
Permit Closed
Fee:
$3,247
Permit Type:
Single family du...
Building Type:
N/A
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Kayser, Thomas Reviews
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Verified License
BuildZoom confirmed this contractor's license
Kayser, Thomas License info
Verified License
| License # | 5018 |
| Status | Active |
| State | Washington |
| Type | Architect |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Kayser, Thomas at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
95
Permits
- Building permit records show that Kayser, Thomas has worked on 95 permitted projects.
Kayser, Thomas Employees
KT
Kayser, Thomas
Owner