Updated: Sep 01, 2025
Location and Projects
Address
6210 WASHINGTON STREET, Napa, CA, 94558
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Chan Josephine Siu-ching Architect
Chan Josephine Siu-ching, 6210 Washington St, Napa, CA (Owned by: Chan Josephine Siu Ching) holds a Architect license according to the California license board.
Their BuildZoom score of 91 ranks in the top 37% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Chan Josephine Siu-ching, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Chan Josephine Siu-ching Services
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Chan Josephine Siu-ching Contact Information
Address: 6210 WASHINGTON STREET, Napa, CA 94558
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Chan Josephine Siu-ching Napa
Quality
91
63rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Chan Josephine Siu-ching has a BuildZoom score of 91, which places them above 63% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
Our building permit records indicate that Chan Josephine Siu-ching has worked on at least
2.0 projects over the past 2 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.
Pricing
|
1 project
|
$20k-$50k |
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 Chan Josephine Siu-ching
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install a new fire sprinkler system for entire building. 2 underground fire service also part of scope. ref pa#202312122361
Valuation:
$40,462
Permit #:
202401033353
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
89 - day care hom...
New building shell only
Valuation:
$1,545,667
Permit #:
9912134
Status:
complete
Fee:
$34,028
Permit Type:
N/A
Building Type:
N/A
New building addition adu (not a garage conversion) deck patio cover garage barn ground mount solar
2024-10-18
Adding a new 559 sq ft adu to existing property
Valuation:
$50,000
Permit #:
CBNR2023-00468
Status:
complete
Fee:
$2,863
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathroom replace electical
Valuation:
$0
Permit #:
201601795
Status:
ISSUED
Fee:
$2,286
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathroom replace electical
Valuation:
$0
Permit #:
201601794
Status:
ISSUED
Fee:
$2,314
Permit Type:
N/A
Building Type:
N/A
Area: r09 schulz's alteration existing 2nd floor storage room to be converted to media room and bath room.
Valuation:
$56,497
Permit #:
CBAR2011-00422
Status:
Finaled
Fee:
$1,462
Permit Type:
N/A
Building Type:
N/A
Ch-03 elect, ch02 ada parking and light in waitress area // fire repair ada upgrade; ch01 reroof with built-up [tar & gravel]
Valuation:
$110,663
Permit #:
CBAC2007-00340
Status:
Finaled
Fee:
$10,365
Permit Type:
N/A
Building Type:
N/A
Replace 5 windows
Valuation:
$0
Permit #:
201602084
Status:
ISSUED
Fee:
$176
Permit Type:
N/A
Building Type:
N/A
Replace 6 windows
Valuation:
$0
Permit #:
201602082
Status:
ISSUED
Fee:
$189
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathroom replace electical
Valuation:
$15,000
Permit #:
201601795
Status:
complete
Fee:
$2,286
Permit Type:
Residential remodel
Building Type:
N/A
Remodel kitchen and bathroom replace electical
Valuation:
$15,000
Permit #:
201601794
Status:
complete
Fee:
$2,314
Permit Type:
Residential remodel
Building Type:
N/A
Kitchen and bathroom remodel replace windows
Valuation:
$12,000
Permit #:
201602276
Status:
complete
Fee:
$619
Permit Type:
Residential remodel
Building Type:
N/A
Building/residential/building combo new add/cbnr
2002-06-10
See cop2002-00220 swo for garage conversion (720sf); addition to the garage & porch; see case notes
Valuation:
$71,000
Permit #:
CBN2002-01646
Status:
Finaled
Fee:
$1,473
Permit Type:
N/A
Building Type:
N/A
Replace 5 windows
Valuation:
$1,200
Permit #:
201602084
Status:
complete
Fee:
$179
Permit Type:
Retrofit windows/...
Building Type:
N/A
Replace 6 windows
Valuation:
$1,500
Permit #:
201602082
Status:
complete
Fee:
$189
Permit Type:
Retrofit windows/...
Building Type:
N/A
Sfd-addition/remodel / elec panel upgrade ch1 added scope of work
Valuation:
$70,000
Permit #:
CBN2003-00715
Status:
Finaled
Fee:
$1,035
Permit Type:
N/A
Building Type:
N/A
Building/residential/building combo new add/cbnr
2004-06-08
Area 11a * sfd - interior second floor. change 01 conv. 2-12 floor change
Valuation:
$10,000
Permit #:
CBN2004-01479
Status:
Finaled
Fee:
$552
Permit Type:
N/A
Building Type:
N/A
Building/residential/building combo new add/cbnr
2001-07-30
Area 11 full permit room addition
Valuation:
$60,000
Permit #:
CBN2001-01967
Status:
Finaled
Fee:
$829
Permit Type:
N/A
Building Type:
N/A
Commercial - hvac c/o replace ducting as needed like for like
Valuation:
$4,500
Permit #:
MIS2001-00863
Status:
Finaled
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
Exterior alt.'s only extension. alteration remodel
Valuation:
$14,000
Permit #:
CBA2000-00616
Status:
Finaled
Fee:
$877
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Chan Josephine Siu-ching License info
Verified License
| License # | C25244 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Chan Josephine Siu-ching at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
17
Permits
- Building permit records show that Chan Josephine Siu-ching has worked on 17 permitted projects.
Chan Josephine Siu-ching Employees
CC
Chan Josephine Siu Ching
Owner