Updated: Jan 21, 2026
Location and Projects
Address
350 BAY ST 100-178, San Francisco, CA, 94133
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One Source Plumbing & Rooter Inc
One Source Plumbing & Rooter Inc, 350 Bay St, San Francisco, CA (Employee: Mostafa Ahmed Sowadah) holds a Plumbing license according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring One Source Plumbing & Rooter Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
One Source Plumbing & Rooter Inc Services
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One Source Plumbing & Rooter Inc Contact Information
Phone Number: (415) 570-3646
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Address: 350 BAY ST 100-178, San Francisco, CA 94133
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One Source Plumbing & Rooter Inc San Francisco
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
One Source Plumbing & Rooter Inc has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
3 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that One Source Plumbing & Rooter Inc has worked on at least
17.0 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
|
17 projects
|
Plumbing projects |
|
6 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that One Source Plumbing & Rooter Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
1 project
|
$5k-$20k |
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 One Source Plumbing & Rooter Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 6pa; install cleanout for restaurant in order to determine clogged reasons if it’s from the building or isolated issue with the restaurant
Valuation:
N/A
Permit #:
PW20250521434
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-pipe bathroom and 6 hose bibs from galvanized to copper pipes. water heater previously re-piped. water service previously re-piped and kitchen was previously re-piped
Valuation:
N/A
Permit #:
PP20250923831
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential - replace sewer line. per building official install clean out 2 feet from building. install sewer backwater valve if manhole is upstream. applicant needs encr permit within 5 business days of permit issuance & prior to start of work in right-of-way
Valuation:
$6,000
Permit #:
B2023-0065P
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replaced main sewer lateral and house trap from clay to cast-iron and upgrade water service from galvanized to copper from the meter to the main valve in the garage most work and all sewer work will be performed in driveway and sidewalk
Valuation:
N/A
Permit #:
PW20200922851
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace exterior 2 kitchen lines from plastic to cast iron new angle stops under kitchen. new p-traps under bathrooms and kitchen. accessible gas valve for stove. vacuum breaker in backyard hose bib. 6 brass separator between copper and galvinized in garage over head
Valuation:
N/A
Permit #:
PP20200204335
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; not sure what is right way to go about project so will ask inspector before bidding project out
Valuation:
N/A
Permit #:
PW20221120724
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; kitchen drain rough and gas line for stove only trim will be done by different company
Valuation:
N/A
Permit #:
PW20220505178
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; new water service from meter to house a new sewer lateral from driveway sidewalk curb and house trap
Valuation:
N/A
Permit #:
PW20211110393
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; sewer lateral and house trap all in sidewalk 2feet deep
Valuation:
N/A
Permit #:
PW20240420225
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replace clay house trap only
Valuation:
N/A
Permit #:
PW20230508848
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 toilets and 2 sinks replacement for walgreens
Valuation:
N/A
Permit #:
PP20230427677
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; house trap replacement only
Valuation:
N/A
Permit #:
PW20230224999
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replace sewer lateral from driveway to house trap
Valuation:
N/A
Permit #:
PW20220410431
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; sewer lateral and house trap (sidewalk) only
Valuation:
N/A
Permit #:
PW20220906632
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; sewer lateral underneath main stairs and sidewalk and house trap
Valuation:
N/A
Permit #:
PW20230627072
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; house trap only
Valuation:
N/A
Permit #:
PW20230616866
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; house trap and sewer lateral sidewalk only
Valuation:
N/A
Permit #:
PW20220531939
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; sewer lateral and house trap (sidewalk)
Valuation:
N/A
Permit #:
PW20220421801
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; house trap sewer lateral (sidewalk)
Valuation:
N/A
Permit #:
PW20220815042
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; house trap replacement in sidewalk
Valuation:
N/A
Permit #:
PW20220418674
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Projects
One Source Plumbing & Rooter Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
One Source Plumbing & Rooter Inc License info
Verified License
| License # | 988995 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for One Source Plumbing & Rooter Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
149
Permits
- Building permit records show that One Source Plumbing & Rooter Inc has worked on 149 permitted projects.
One Source Plumbing & Rooter Inc Employees
MS
Mostafa Ahmed Sowadah
Rmo / Ceo / Pres