Updated: Mar 18, 2026
Location and Projects
Address
1429 9TH AVE APT 3, San Francisco, CA, 94122
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Stan Plumbing
Stan Plumbing, 1429-9 Th Ave, San Francisco, CA (Employee: Stanford Kum Wong) holds a Plumbing license according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Stan Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Stan Plumbing Services
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Stan Plumbing Contact Information
Phone Number: (415) 724-0724
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Address: 1429 9TH AVE APT 3, San Francisco, CA 94122
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 2pa; up grade two full bathroom. up grade kitchen up grade laundry run new gas line for water heater furnace dryer stove. install new tankless water heater
Valuation:
N/A
Permit #:
PW20250529586
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; up grade bathroom replace tub & shower valve. replace vanity & toilet. up grade kitchen & laundry. run new gas line. pulled plumbing permit 8/16/23 pw20230816397. need final inspection
Valuation:
N/A
Permit #:
PW20250818378
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; replace four water heater & earth quake brace. install temperature balancing valve and code approved bathcock for claw foot tub. for unit 506 & 5081/2. replace existing tub & shower valve. install code approved temperature balancing shower valve. for unit 5061/2 & 508
Valuation:
N/A
Permit #:
PW20240605318
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; reinstall plumbing fixtures kitchen bathrooms. replace tankless existing not to code. gas line existing
Valuation:
N/A
Permit #:
PW20250211994
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; there ground water entering in laundry room from adjacent property. will install catch basin drain tile pipe with pea gravy and water proof existing foundation. will need sump pump to pump out ground water. due to sewer grade issues
Valuation:
N/A
Permit #:
PW20230803034
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replace house sewer and house trap & vent. replace 2” rain leader pipe
Valuation:
N/A
Permit #:
PW20250402250
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; plumbing permit pw20230707317 expired. need extension to complete project
Valuation:
N/A
Permit #:
PW20250113277
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; plumbing permit pw2021110591 expired. need extension to complete project
Valuation:
N/A
Permit #:
PW20250113245
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; to clear housing complaint 202430343 for 1457 hyde st. water heater
Valuation:
N/A
Permit #:
PW20250513213
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replace house sewer and trap. install clean out
Valuation:
N/A
Permit #:
PW20250120456
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replace galvanized water service to copper & section interior horizontal galvanized pipe to copper. replace 1 water heater
Valuation:
N/A
Permit #:
PW20240903287
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; install back flow for radiant heating
Valuation:
N/A
Permit #:
PW20250117396
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; install stand pipe for washer & water feed. install new gas line for building. install new tankless water heater
Valuation:
N/A
Permit #:
PW20240312290
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; up grade three full bathroom laundry sink kitchen. shower liner. new house vent new gas line. roof drains deck drain rain leader catch basin.new tankless water heater. radiant heating system
Valuation:
N/A
Permit #:
PW20211105291
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; up grade kitchen replace sink & faucet. install new gas line for furance. replace water heater to electric. replace laundry tray
Valuation:
N/A
Permit #:
PW20220922126
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 6: to comply/correct nov #202286331; correct/replace location of water heater kitchen & bathroom upgrade basement half bathroom tankless heater
Valuation:
N/A
Permit #:
PP20220325941
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; 623-621-15 th ave. replace kitchen sink & faucet at same location. replace vanity & sink & replace tub & valve. addition second toilet to both units. run new gas line to each unit
Valuation:
N/A
Permit #:
PW20210824163
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; install trench drain front garage & install new 1” copper water service
Valuation:
N/A
Permit #:
PW20251013763
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; apartment. 6 replace kitchen sink & faucet same location. bathroom replace sink & faucet replace toilet reuse existing tub and tub & shower valve replace new tub trim
Valuation:
N/A
Permit #:
PW20201201733
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; run new gas line for tankless water heater, furance stove dryer. install new tankless water heater & flue. flue for furance
Valuation:
N/A
Permit #:
PW20230707317
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Stan Plumbing License info
Verified License
| License # | 410861 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Stan Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Continental Casualty Company |
601
Permits
- Building permit records show that Stan Plumbing has worked on 601 permitted projects.
Stan Plumbing Employees
SW
Stanford Kum Wong
Sole Owner