Updated: May 02, 2026
Location and Projects
Address
130 RAE AVE, San Francisco, CA, 94112
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West Bay Plumbing
West Bay Plumbing, 130 Rae Ave, San Francisco, CA (Employee: Derek Quan Nhien Dang) holds a Plumbing license according to the California license board.
Their BuildZoom score of 108 ranks in the top 5% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring West Bay Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
West Bay Plumbing Services
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West Bay Plumbing Contact Information
Phone Number: (415) 335-5732
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Address: 130 RAE AVE, San Francisco, CA 94112
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 2pb; underground rough in and trim out plumbing: gas waste vent hot and cold water supply pipes. 2 new bathrooms area drains sewerage ejector pumps and hot water heater. relocate and connect all plumbing pipes for upstairs. shower pan
Valuation:
N/A
Permit #:
PW20250211986
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; rough and trim out plumbing: waste vent hot and cold water supply pipes. relocate plumbing for two bathrooms. replace plumbing fixtures for 2 bathrooms 2 wet bar sinks and kitchen. 3 shower pans
Valuation:
N/A
Permit #:
PW20250212021
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; underground plumbing work rough in and trim: sewer lateral domestic main water pipe gas waste vent hot and cold water supply pipes: bathroom kitchen and deck drains
Valuation:
N/A
Permit #:
PW20250410451
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; unit # 3 remodel 2 bathrooms kitchen and new laundry room ( waste vent hot and cold water supply pipes). gas pipes for dryer fireplace stove tankless hot water heater or combine boiler. a shower pan
Valuation:
N/A
Permit #:
PW20250717674
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; remodel bathroom kitchen and stack unit washer machine: waste vent hot and cold water supply pipes. gas for tankless hot water heater furnace and stove
Valuation:
N/A
Permit #:
PW20250130721
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 3pb; 13 units. underground works: storm sewage lateral and domestic water pipes. rough in and trim out: waste vent hot and cold water supply pipes for kitchens laundry room and bathrooms. gas pipes for water heater fire pitt and bbq. 6 shower pans
Valuation:
N/A
Permit #:
PW20230523211
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; 1207 and 1209 broderick st: relocate and new plumbing for 2 kitchens 2 existing bathrooms and 2 new bathrooms.( waste vent hot and cold water supply pipes.) gas pipes for stoves dryers heating furnaces and hot water heaters
Valuation:
N/A
Permit #:
PW20240912524
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 3pa; underground rough in and trim out plumbing; gas waste vent hot water return hot and cold water supply pipes. 2 1/2 bathrooms kitchen bar sink land laundry. 2 shower pans
Valuation:
N/A
Permit #:
PW20251006598
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel 3 bathrooms powder room kitchen laundry and light well drain. (waste vent hot and cold water supply pipes) gas pipes for tankless hot water heater stove and dryer
Valuation:
N/A
Permit #:
PW20250821509
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; underground rough in and trim out: waste vent hot and cold water supply pipes ground floor: bathroom trench drain floor drain wet bar and laundry. a shower pan. new main domestic water service and house trap
Valuation:
N/A
Permit #:
PW20240806681
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; 2 adu units in the back underground rough in and trim out plumbing: waste vent hot and cold water supply pipes. bathroom kitchen and laundry room
Valuation:
N/A
Permit #:
PW20241207613
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; remodel kitchen laundry room and a patio drain: waste vent gas hot and cold water supply pipes
Valuation:
N/A
Permit #:
PW20250521408
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; relocate waste vent hot and cold water supply pipes for bathroom and powder room. a shower pan
Valuation:
N/A
Permit #:
PW20250512175
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; relocate waste vent hot and cold water supply pipes for bathroom and powder room. a shower pan
Valuation:
N/A
Permit #:
PW20250512174
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; new bathroom rough in and trim out: waste vent hot and cold water supply pipes. a shower pan
Valuation:
N/A
Permit #:
PW20250209946
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 3pa; underground work: sanitary drain storm drain domestic water floor drains and bathrooms. rough in and trim out 8 units: waste vent hot water return hot and cold water supply pipes
Valuation:
N/A
Permit #:
PW20230425517
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; underground sewer lateral pipes trench drain floor drain and bathroom. rough in & trim out: waste vent hot water return hot and cold water supply pipes for 2 kitchens 2 laundry rooms bar sink and 4 bathrooms. install gas pipes for tankless hot water heaters furnaces dryers fireplaces stove and bbq. 3 shower pans
Valuation:
N/A
Permit #:
PW20221028111
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; underground sewage lateral storm drain and catch basin. rough in and trim out: waste vent gas hot water return hot and cold supply pipes for kitchen sink 2 bar sinks laundry 6 bathrooms powder room trench drain tankless water heater bbq and fire pits 4 shower pans
Valuation:
N/A
Permit #:
PW20220914860
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; address 3527 and 3529 sacramento street rough in and trim out ( gas waste vent hot and cold water supply pipes): two new bathrooms two kitchen two laundry rooms and relocate four existing showers. replace and relocate 11/4 inches domestic main water supply pipes. six shower pans
Valuation:
N/A
Permit #:
PW20220629756
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; adu unit: bathroom and kitchen: waste vent hot and cold water supply pipes. a shower pan. gas pipe for tankless hot water heater
Valuation:
N/A
Permit #:
PW20250821510
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
West Bay Plumbing License info
Verified License
| License # | 920624 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for West Bay Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
270
Permits
- Building permit records show that West Bay Plumbing has worked on 270 permitted projects.
West Bay Plumbing Employees
DD
Derek Quan Nhien Dang
Sole Owner