Updated: Apr 01, 2026
Location and Projects
Address
244 ASPEN AVE, South San Francisco, CA, 94080
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Preventive plumbing
Preventive plumbing, 244 Aspen Ave, South San Francisco, CA (Employees: Harethon Marcelo Estrada Rivas and Victoria Estrada) holds a Plumbing license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Preventive plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Preventive plumbing Services
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Preventive plumbing Contact Information
Phone Number: (415) 530-1696
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Address: 244 ASPEN AVE, South San Francisco, CA 94080
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Administrative permit to correct scope of work from pp20240812342 to: to comply with nov #202423956 remove to unused sink and proper walk-in fridge cd drain termination
Valuation:
N/A
Permit #:
PP20240909812
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of (n) catch basin sink for (e) condensate drain (hvac). to comply with nov#21544460
Valuation:
N/A
Permit #:
PP20240812342
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New gas line to serve (4x) appliances: furance stove tankless wh dryer
Valuation:
N/A
Permit #:
PP20240903704
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair floor sink + 3 comp= steam condensation drain
Valuation:
N/A
Permit #:
PP20240424502
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New floor sink to indirect ice maker drain line
Valuation:
N/A
Permit #:
PP20240816431
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cap-off abandoned plumbing pipes @ dining room area
Valuation:
N/A
Permit #:
PP20251212371
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
Preventive plumbing License info
Verified License
| License # | 1114728 |
| 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 Preventive plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Preventive plumbing Employees
HR
Harethon Marcelo Estrada Rivas
Officer
VE
Victoria Estrada
Sole Owner