Updated: Sep 10, 2025
Location and Projects
Address
3 MANZANITA ROAD, Fairfax, CA, 94930
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Warren Tristan U Architect
Warren Tristan U, 3 Manzanita Rd, Fairfax, CA holds a Architect license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Warren Tristan U, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Warren Tristan U Services
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Warren Tristan U Contact Information
Address: 3 MANZANITA ROAD, Fairfax, CA 94930
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Warren Tristan U Fairfax
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Warren Tristan U has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
6 projects
|
2025 |
|
8 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Warren Tristan U has worked on at least
16.0 projects over the past 3 years.
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.
Experience
|
5 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Warren Tristan U mostly works on
home addition
projects.
Pricing
|
3 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $5,000. This graph shows the distribution of these job values.
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.
Interior alteration including new partitions and structural walls exterior replacement of doors windows and finishes. replace existing spiral and deck stairs w/required code upgrades. rear yard deck-replacedecking and any damaged/rotted framing
Valuation:
$680,000
Permit #:
202306291218
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Alteration of the extg house: primary bathroom remodel alteration of an extg interior stair. and the addition of windows and door to the lower level at the rear yard elevation and conversion of about 750 sq ft basement to conditioned space
Valuation:
$275,000
Permit #:
202404180307
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
There is small revision needed to increase office space. due to budget constrain we reduce the cost of having patio expenses such as tiles rails columns etc. attached are the sketch of moving two walls (in red) elevation part where the change is happening as well as roof structure view that shows that there is no structural changes are anticipated per engineers appreciate your respons... see more
Valuation:
N/A
Permit #:
BLD22-8335.R01
Status:
complete
Fee:
$203
Permit Type:
N/A
Building Type:
N/A
Evt17-01048 - proposed gabion retaining wall only. plans previously submitted for single family dwelling under bld22-8334. - 2017 sonoma complex fire
Valuation:
N/A
Permit #:
BLD24-1019
Status:
issued
Fee:
$542
Permit Type:
N/A
Building Type:
N/A
Proposed project is a 3 story elevator. elevator will extend from the garage (1st fl) to the 3rd floor. the elevator is to be located in the garage on the 1st floor and infill a portion of the existing lightwell on the 2nd and 3rd floors
Valuation:
$90,000
Permit #:
202312112293
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa# 2023-0629-1218 structural revisions made in response to existing site conditions discovered during construction. addition skylight not visible from street
Valuation:
$20,000
Permit #:
202405243000
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Addition of entry security gate set back 11 feet from street. addition of electrical keypad to power gate lock
Valuation:
$12,000
Permit #:
202404260872
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Revision to basement windows basement bathroom modifcation modification to kitchen door & windows
Valuation:
$5,000
Permit #:
202403067191
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Alteration including: new bedroom & bathroom in (e) unfurnished ground fl remodeling (e) kitchen & bathroom on upper floor. new mechanical forced air heating & water heater & minor alteration to closet adjacent bathroom. new windows at rear
Valuation:
$150,000
Permit #:
201709269606
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
New sloped roof & dormer to replace existing flat roof at existing attached garage
Valuation:
$30,000
Permit #:
201804277602
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
#scanned# kitchen alteration to include: new cabinets countertops relocation of appliances demolition of non-load bearing wing wall relocation of 2 doors new finish on floor and new lighting layout
Valuation:
N/A
Permit #:
BLD2019-00715
Status:
final
Fee:
$832
Permit Type:
N/A
Building Type:
N/A
Revision to pa# 202209192682. basement window revision
Valuation:
$5,000
Permit #:
202403067192
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Enclosing of existing porch to create a new dining room (206sf) installing (n) 90sf deck and new bi-fold glass doors. building score 24.92 no fire sprinklers required
Valuation:
N/A
Permit #:
BLD2019-01207
Status:
canceled
Fee:
$2,438
Permit Type:
N/A
Building Type:
N/A
New 2nd floor addition in existing house 2 story vertical circulation plan basement to 2nd floor & full seismic upgrade
Valuation:
$180,000
Permit #:
201507302919
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replace (e) garage doors with new. adjust door location and size & provide (n) structural shear wall panels at either end & remove finish on interior demising wall
Valuation:
$15,000
Permit #:
201712055522
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Demolish int. & extension. finishes and outdoor kitchen
Valuation:
N/A
Permit #:
BP19-00941
Status:
final
Fee:
N/A
Permit Type:
Interior residence
Building Type:
N/A
Revised structural design for pa 202209192682 predicated by existing conditions
Valuation:
$1
Permit #:
202406104062
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revised structural design pa 202212027585 predicated by existing conditions
Valuation:
$1
Permit #:
202406104068
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Install new elevator outdoor kitchen & pool deck
Valuation:
N/A
Permit #:
BP23-00946
Status:
final
Fee:
N/A
Permit Type:
Other
Building Type:
N/A
Renovate outdoor kitchen & bbq
Valuation:
N/A
Permit #:
BP19-00943
Status:
withdrawn
Fee:
N/A
Permit Type:
Other
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Warren Tristan U License info
Verified License
| License # | C31785 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Warren Tristan U at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
28
Permits
- Building permit records show that Warren Tristan U has worked on 28 permitted projects.
Warren Tristan U Employees
WU
Warren Tristan U
Owner