Updated: Jun 01, 2026
Location and Projects
Address
268 ONONDAGA AVE, San Francisco, CA, 94112
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Gary Chan Plumbing
Gary Chan Plumbing, 268 Onondaga Ave, San Francisco, CA (Owned by: Gary Chi Chan) holds a Fire Protection, Plumbing 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 Gary Chan Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Gary Chan Plumbing Services
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Gary Chan Plumbing Contact Information
Phone Number: (415) 298-9332
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Address: 268 ONONDAGA AVE, San Francisco, CA 94112
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Gary Chan Plumbing San Francisco
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gary Chan Plumbing has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
5 projects
|
2025 |
|
1 project
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Gary Chan Plumbing has worked on at least
10.0 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
|
10 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Gary Chan Plumbing mostly works on
plumbing project
projects.
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 2pb; fully renovate entire house replace sewer and waste and vent down spouts and full bathroom kitchen sink laundry sink and washer. replace gas for cloth dryer fire place stove water heater and furnace
Valuation:
N/A
Permit #:
PW20250404310
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fire sprinkler system at gr fl. 3 new adu per nfpa 13 including 2 dedicated underground fire service per nfpa 24 total 48 heads. ref 201908239702
Valuation:
$34,600
Permit #:
202504073801
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Work category: 2pa; replaced 4 kitchen drain and vent relocated 2 water heaters and one bathroom remodel included one bathtub lavatory and toilet
Valuation:
N/A
Permit #:
PW20250324999
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 4pb; install new sprinkler system for 3 adu units and common area including stairs and storage rooms
Valuation:
N/A
Permit #:
PW20250324998
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; install back flow valve for water main line
Valuation:
N/A
Permit #:
PW20250701326
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fire sprinkler system throughout building oer nfpa13 including new dedicated 2 fire service (total sprinklers 76). ref #2017-0530-7831
Valuation:
$41,496
Permit #:
202010156596
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
-
Work category: 2pb; replace existing bathrooms and kitchen waste and vent roof drain and scupper hot and cold water gas lines
Valuation:
N/A
Permit #:
PW20240223842
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fire sprinkler system throughout gr fl adu unit per nfpa 13 including dedicated underground 2 fire service per nfpa 24 total 12 sprinklers. ref pa 202002124318
Valuation:
$12,051
Permit #:
202110210919
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Work category: 1p; replace kitchen sink dishwasher and stove at unit #1
Valuation:
N/A
Permit #:
PW20230227034
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; for final plumbing inspection for the existing permit number pw-20210723292
Valuation:
N/A
Permit #:
PW20221005485
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 4pa; for final the fire sprinkler system under the plumbing permit #pw20201030970
Valuation:
N/A
Permit #:
PW20220913844
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; install 2 bathrooms and kitchen sink mop sink and water heaters
Valuation:
N/A
Permit #:
PW20221028115
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replace some waste and vent hot and cold water lines as needed. some under ground waste piping
Valuation:
N/A
Permit #:
PW20200813764
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; re-rough 13 gas lines (12) units plug house line
Valuation:
N/A
Permit #:
PW20241105944
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; install water heater
Valuation:
N/A
Permit #:
PW20230124186
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replace sewer riser in the restaurant
Valuation:
N/A
Permit #:
PW20221219423
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fire sprinkler system per nfpa 13/13r at new ground floor unit including 2 dedicated fire service. total 27 sprinklers. ref pa #201706220133
Valuation:
$15,000
Permit #:
201811196184
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Work category: 1p; remodel on unit #4 bathroom and kitchen replace fixtures
Valuation:
N/A
Permit #:
PW20210729468
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change 9 approved sprinkler heads for residential use. ref 2018-0122-9202
Valuation:
$900
Permit #:
202101142735
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
-
Work category: 1p; replace bathroom shower stall and lavatory sink
Valuation:
N/A
Permit #:
PW20210812878
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Gary Chan Plumbing License info
Verified License
| License # | 596143 |
| Status | Active |
| State | California |
| Type | Fire Protection, Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Gary Chan Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
435
Permits
- Building permit records show that Gary Chan Plumbing has worked on 435 permitted projects.
Gary Chan Plumbing Employees
GC
Gary Chi Chan
Owner