Updated: Nov 19, 2025
Location and Projects
Address
46 BALTIMORE WAY, San Francisco, CA, 94112
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Chen, Winnie W Architect
Chen, Winnie W, 46 Baltimore Way, San Francisco, CA holds a Architect license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Chen, Winnie W, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Chen, Winnie W Services
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Chen, Winnie W Contact Information
Address: 46 BALTIMORE WAY, San Francisco, CA 94112
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Chen, Winnie W San Francisco
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Chen, Winnie W has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
Our building permit records indicate that Chen, Winnie W has worked on at least
7.0 projects 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.
Experience
|
7 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Chen, Winnie W mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $132,328. 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 renovation of all floors connect level 1 with garage level with new internal stair to addition 446 sf of habitable space. level 2 and level 3: addition 13 sf of area at rear wall by straighten rear walls. change extent and configuration of deck at rear
Valuation:
$500,000
Permit #:
202505015597
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
1st fl: renovate to addition kitchenette & laundry room. replace & relocate furnace relocate water heater replace exterior windows in kind. 2nd fl: renovate (e) bathroom & (e) kitchen addition 2 new bathrooms. replace all exterior windows in kind
Valuation:
$153,187
Permit #:
202504174604
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Level 2: replace all 10 existing windows in kind in same openings. renovate kitchen change kitchen into bedroom and change family room into kitchen. addition 1 new bathroom and remodel existing bathroom. new lighting throughout
Valuation:
$132,328
Permit #:
202502281296
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
At vacant ground floor space that connects 500 & 508 balboa st. as a single unified retal space: slective int. demolition addition sales space and ada restroom update (e) entry for ada compliance. to comply wit nov 202425081. share plans with pa# 2025-0804-2231
Valuation:
$191,000
Permit #:
202508042228
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Revision to pa #202411145030. addition new window at new 1st floor bathroom. removed window at west wall in new bedroom. change tank water heater to tankless water heater. change existing central heating system to mini split heat pump system. change layout of laundry @ 2nd floor
Valuation:
$20,000
Permit #:
202502281292
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
1st flr/legalize full bathroom bedroom. remove wet bar. addition playroom bedroom & 1/2bath. relocate wh-1. reloc. door @ rear. add(n)wdow @ rear & side. 2nd flr-remdl bathrm & kitchen add(n)wdow @ bathrm repl(e)wdows w fiberglass wdows in kind comply w/nov202429837
Valuation:
$256,855
Permit #:
202411145030
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
At vacant ground floor space that connects 500 & 508 balboa st. as a single unified retal space: slective int. demolition addition sales space and ada restroom update (e) entry for ada compliance. share plans with pa# 2025-0804-2228
Valuation:
$191,000
Permit #:
202508042231
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Revision to pa # 2024-1003-2287 comply with nov # 202429188 renovate (e) garage to have (n) 1 playroom 1 bedroom & 1 full bathroom. remove window at property line. replace 2 window in kind at rear & replace 2 doors. 1 (n) window at rear
Valuation:
$90,000
Permit #:
202410152990
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Renovate (e) kitchen bedrooms & bathroom. addition 1 full bathroom at 2nd fl. replace 5 windows in kind at the rear. replace (e) water heater and furnace
Valuation:
$92,800
Permit #:
202410032287
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Convert existing as-built udu at the rear of level 1 into adu
Valuation:
$30,000
Permit #:
202504104095
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Scope of work to include: 1.)converting 50 sf of existing bedroom space to an additional bathroom. 2.)converting 40 sf of existing bedroom space to an additional bathroom. 3.) remove unpermited "bedroom closet " in garage, restore rated wall.
Valuation:
$20,000
Permit #:
2008 053160 RS
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Revision to pa # 2025-0804-2231: change storage to restroom. revise ada restroom layout. revised kitchenette cabinet & sink layout
Valuation:
$100
Permit #:
202511179748
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Add/rmd-canceled
Valuation:
N/A
Permit #:
2015-665681
Status:
canceled
Fee:
$3,468
Permit Type:
N/A
Building Type:
N/A
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Verified License
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Chen, Winnie W License info
Verified License
| License # | C36993 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Chen, Winnie W at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
9
Permits
- Building permit records show that Chen, Winnie W has worked on 9 permitted projects.