Updated: Dec 30, 2025
Location and Projects
Address
164 Marietta Dr, San Francisco, CA, 94127
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Steven Whitney Architect Photos
Steven Whitney Architect
I specialize in residential additions and remodels in San Francisco, usually for one- and two-unit dwellings.
From BuildZoom: Steven Whitney Architect, 164 Marietta Dr, San Francisco, CA (Owned by: Whitney Steven T) holds a Architect license and 1 other license according to the California license board.
Their BuildZoom score of 114 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Steven Whitney Architect, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Steven Whitney Architect Services
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Steven Whitney Architect Contact Information
Phone Number: (415) 845-7491
Address: 164 Marietta Dr, San Francisco, CA 94127
Steven Whitney Architect San Francisco
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Steven Whitney Architect has a BuildZoom score of 114, which places them above 98% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
7 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Steven Whitney Architect has worked on at least
13.0 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
|
6 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Steven Whitney Architect mostly works on
home addition
projects.
Pricing
|
4 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
5 projects
|
$100k-$250k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $23,500. 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.
Building Permits by Steven Whitney Architect
This is a sample of this contractor's permits. Click here to access their complete permit history.
Third floor addition; interior remodeling at the existing ground floor and second floor; widening of the garage door; window and exterior door changes at the existing two floors; removal of the existing rear decks stair and gazebo; and addition of a rear yard stair to the second floor
Valuation:
$650,000
Permit #:
202010287615
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Enclose patio area below 2nd fl @ rear @ garage level to become a master bedroom w full bathroom. addition (n) interior stair @ rear from ground to 2nd fl. addition (n) laundry room in garage. remove exterior metal stair from ground to 2nd fl. enclose part of side deck & addition (n) skylite. addition 1-hr rated @ side deck
Valuation:
$200,000
Permit #:
201605066812
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Structural strengthening at rear wall of ground floor shearwall and grade beam at center of ground floor replacement footing and wall post at bedroom 3 hall interior wall and shift of (e) bedroom 3 window 9 1/4in east @ rear ground floor wall
Valuation:
$9,000
Permit #:
202405011115
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
1/f - revision to permit 202504013433. revision to exterior wall dryrot repair sill plate repair reframe window for a bigger size windown on 1/f
Valuation:
$8,000
Permit #:
202505216963
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Infill south lightwell. infill under bay windows in rear. interior remodel of ground floor. addition 2 bedrooms 2 baths media room wet bar laundry room & mudroom. replace interior stair. addition 5 new skylights. new roof access hatch with guardrail
Valuation:
$95,000
Permit #:
202212148334
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Unit 645 and 647 -removal of (e) w&d in the basement. install (n) w&d and tankless water heater to the (e) utlitly room for each unit. replace tub/shower tile surround walls in kind in bathroom at upper dwelling unit
Valuation:
$23,500
Permit #:
202403188014
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Interior remodel to addition a bedroom family room and 2 baths to g/f. replace (e) interior stairs. remove bathroom at 2/f. addition windows at sides of house. addition doors & window at rear. addition plywood to south of bedroom 1 and north of bedroom 2. (e) foundation will remain with (e) slab being replaced at rear
Valuation:
$125,000
Permit #:
202106041681
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Infill of lightwell beside blank wall of adjacent bldl interior remodeling at all three floors; new doors windows and finish at rear wall of each floor; and three new skylights not visible from street. no proposed work at street facade under this permit
Valuation:
$250,000
Permit #:
201804267531
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Cosmetic facade remodel and partial infill of the entry portal. interior remodeling to replace the entry stair in-kind with an added top step open the top of the entry stair to the 2nd fl hall remodel kitchen dining room and bathroom. replacement windows and a replacement skylight
Valuation:
$220,000
Permit #:
201907246844
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodeling at ground fl and 2nd fl kitchen dining living area including the addition of front side and rear windows and a rear exit door. replacement interior stair as a convenience stair (the ground fl exiting will be to the backyard safe dispersal area)
Valuation:
$190,000
Permit #:
201904248805
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Infill roof at (e) open entry courtyard. infill roof will be approx flush with top of (e) roof curbs around the court & have 2 skylights. top of skylights will be 12 maximum above the infill roof
Valuation:
$7,500
Permit #:
202203291077
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa# 202010287615 removal of windows @ s wall change of exterior door @ bedroom #6. removal of decorative trellises. change of window material
Valuation:
$1
Permit #:
202402025122
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodel & patio new interior stairs new skylights (2) new bathrooms & (2) new bedrooms @ ground floor. expand kitchen & (1) new bathroom @ 2nd floor
Valuation:
$160,000
Permit #:
202212148288
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replacement of (e) wood guardrails with open metal guardrails. addition of metal hand rails at the sides of (e) exterior entry stair
Valuation:
$5,100
Permit #:
202411014201
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Interior remodel enlarged southwest lightwell w/roof deck infill souteast lightwell new & replacement windows new siding @ rear. permitting rear 3 e rooms on 2nd fl as bedrooms for assessor and dbi record
Valuation:
$156,429
Permit #:
202212148294
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Removal of interior utility stair between the garage and 2/f floor infill at the 2/f where the stair is removed and addition of a half bathroom at the infill
Valuation:
$15,000
Permit #:
202203291078
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replacement foundation and ground floor lowered slab replacement garage door and new facade window rear yard lightwell and retaining walls replacement rear yard fences remodel of rear wall and extension of extg ground floor interior stair. approx. 170 cu yard excavation
Valuation:
$205,000
Permit #:
201610190720
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Interior remodeling at both floors (6)new skylights roof parafet replacement door @ ground fl facade infill (2)(e) lightwells (1)story rear addition with roof deck (2)story privacy wall @ rear yard garden shed 8 tall rear yard fences. added area of habitable space is 402 sqft
Valuation:
$200,000
Permit #:
201801299750
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Install 3 skylights & 1 skylight/roof access hatch. 1 roof parapet @ ea side prop line. reooftop exhaust fan for kitchen range hood & replace hood. 4 in-kind replace double hung windows @ bedrms. handrail at entry & int. stairs. vents @ garage door heat pump ducted heating system on-demand
Valuation:
$40,000
Permit #:
201606028972
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replacement of two bedroom windows at second floor of street facade. windows to be wood with metal cladding conform to the bedroom window egress size requirements in sf building code 1030.2 and have a max 32 u-factor. no rough opening changes
Valuation:
$3,000
Permit #:
201804267486
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Steven Whitney Architect Reviews
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Verified License
BuildZoom confirmed this contractor's license
Steven Whitney Architect License info
Verified License
| License # | C27619 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom has not verified this license since May, 2025.
Verify this license's status for Steven Whitney Architect at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C 27619 |
| Status | Active |
| State | California |
| Type | Architect |
| Class | C |
- When BuildZoom last verified this license, it had an expiration date of May, 2025. Check the current license status of Steven Whitney Architect with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
73
Permits
- Building permit records show that Steven Whitney Architect has worked on 73 permitted projects.
Steven Whitney Architect Employees
SW
Steven Whitney
Architect
WT
Whitney Steven T
Owner