Updated: Apr 18, 2026
Location and Projects
Address
7 WEST 41ST AVENUE 342, San Mateo, CA, 91403
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American Plumbing & Drain
American Plumbing & Drain, 7 W 41st Ave, San Mateo, CA (Employee: Mario Da Silva Francisco) holds a Plumbing license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring American Plumbing & Drain, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
American Plumbing & Drain Services
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American Plumbing & Drain Contact Information
Phone Number: (650) 465-3887
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Address: 7 WEST 41ST AVENUE 342, San Mateo, CA 91403
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American Plumbing & Drain San Mateo
Quality
94
76th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
American Plumbing & Drain has a BuildZoom score of 94, which places them above 76% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
4 projects
|
2024 |
|
7 projects
|
2023 |
Our building permit records indicate that American Plumbing & Drain has worked on at least
13.0 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
|
13 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that American Plumbing & Drain mostly works on
plumbing project
projects.
Pricing
|
5 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
The typical size of their permits is approximately $1,800. This graph shows the distribution of these job values.
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 American Plumbing & Drain
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove and replace 40 gal gas water heater in same location (garage)
Valuation:
$1,900
Permit #:
MEP-2025-298052
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Water heater - remove and replace - like for like - 40 gallon water heater within the garage @ 40 k btus
Valuation:
$1,800
Permit #:
MEP-2022-287286
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
50 gal 40k btu water heater: same location
Valuation:
N/A
Permit #:
PLMB2023-0278
Status:
issued
Fee:
N/A
Permit Type:
Water heater_na
Building Type:
N/A
50 gallon water heater replacement
Valuation:
$1,700
Permit #:
B23-1629
Status:
issued
Fee:
$163
Permit Type:
Alteration
Building Type:
N/A
Replace 50gal 50kbtu at same location in garage
Valuation:
N/A
Permit #:
PLMB2023-0161
Status:
final
Fee:
N/A
Permit Type:
Water heater_na
Building Type:
N/A
Sewer lateral replacement from house to c/o on property only
Valuation:
$6,750
Permit #:
P2024-0117
Status:
final
Fee:
$312
Permit Type:
Sewer lateral
Building Type:
N/A
Replace 50 gal at same location in garage
Valuation:
N/A
Permit #:
PLMB2022-0080
Status:
final
Fee:
$155
Permit Type:
Water heater_na
Building Type:
N/A
New gas line to kitchen for gas range in crawlspace
Valuation:
N/A
Permit #:
PLMB2021-0132
Status:
final
Fee:
$209
Permit Type:
Residential_na
Building Type:
N/A
Replace (e) water heater
Valuation:
N/A
Permit #:
BLD2022-00919
Status:
final
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Replace 40gal 40k btu at same location in garage
Valuation:
N/A
Permit #:
PLMB2023-0062
Status:
final
Fee:
$130
Permit Type:
Water heater_na
Building Type:
N/A
Sewer line repair 40ft
Valuation:
$5,500
Permit #:
COM21-0129
Status:
issued
Fee:
$65
Permit Type:
Apartments
Building Type:
N/A
Sewerline replacement from building to property line at front of property. install 2 (n) cleanouts
Valuation:
$6,200
Permit #:
PL-2018-267759
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 50g water heater
Valuation:
$1,800
Permit #:
MEP2023-00860
Status:
final
Fee:
$113
Permit Type:
plumbing water he...
Building Type:
N/A
American plumbing and drain
Valuation:
N/A
Permit #:
B20-1613
Status:
final
Fee:
N/A
Permit Type:
Fixtures
Building Type:
N/A
Install 50 gallon water heater same location garage
Valuation:
N/A
Permit #:
MEP2019-00077
Status:
final
Fee:
$100
Permit Type:
(plumbing) water ...
Building Type:
N/A
R/r water heater 50 gal 34k btu same loc in closet on side
Valuation:
N/A
Permit #:
PLMB2018-018
Status:
final
Fee:
$136
Permit Type:
Water heater_na
Building Type:
N/A
Install w/h 50 gal. same location use existing
Valuation:
$1,250
Permit #:
16-1465
Status:
final
Fee:
$137
Permit Type:
Water heater_na
Building Type:
N/A
Change water heater
Valuation:
N/A
Permit #:
BLD2022-02542
Status:
expired
Fee:
$246
Permit Type:
N/A
Building Type:
N/A
Remove and replace 40 gallon water heater in the same location of an existing townhouse
Valuation:
$1,150
Permit #:
BLD2018-00773
Status:
final
Fee:
$180
Permit Type:
Repair
Building Type:
N/A
Water heater
Valuation:
$640
Permit #:
50570-19
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
American Plumbing & Drain License info
Verified License
| License # | 851101 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for American Plumbing & Drain at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
195
Permits
- Building permit records show that American Plumbing & Drain has worked on 195 permitted projects.
American Plumbing & Drain Employees
MF
Mario Da Silva Francisco
Sole Owner