Updated: May 03, 2026
Location and Projects
Address
33 SENECA AVE APT 313, San Francisco, CA, 94112
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Plumbing Connection Inc
Plumbing Connection Inc, 33 Seneca Ave, San Francisco, CA (Owned by: David Thomas Hoff) holds a Plumbing license and 4 other licenses according to the California license board.
Their BuildZoom score of 110 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Plumbing Connection Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Plumbing Connection Inc Services
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Plumbing Connection Inc Contact Information
Phone Number: (650) 642-0708
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Address: 33 SENECA AVE APT 313, San Francisco, CA 94112
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Plumbing Connection Inc San Francisco
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Plumbing Connection Inc has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
31 projects
|
2025 |
|
12 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Plumbing Connection Inc has worked on at least
49.0 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
|
49 projects
|
Plumbing projects |
|
17 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Plumbing Connection Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$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 Plumbing Connection Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Repipe the two baths house with copper including kitchen two showers two toilets and sinks with outside ball valve and spigot. also replace the water heater with new ball valve and earthquake straps
Valuation:
$9,000
Permit #:
BLD2025-05747
Status:
complete
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Re-piping the whole house with copper starting from house main shut off valve to every fixture in the house with new angle stops and ball valves. two bathroom house with crawl space access. will re-patch the drywall under the sink and behind the toilet with compound
Valuation:
$8,000
Permit #:
BLD2024-06184
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Dear city of hayward i am writing to apply for a city water heater permit for my property located at 2230 hesperian blvd. hayward ca. the purpose of this application is to seek approval for the repair of the water heater at this property. the water heater is a 40 gal 36k btu uln gas tall edamp n3. it will be powered by gas. the repair of the water heater will take place in the designa... see more
Valuation:
N/A
Permit #:
BL-WH-2023-00250
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Ols water heater is broken install a new similar 50 gallons wter heater on the same spot with existing connections
Valuation:
$2,600
Permit #:
BLD2025-05384
Status:
complete
Fee:
$155
Permit Type:
N/A
Building Type:
N/A
Install tank type water heater to meet 20kw may also change the area of water heater
Valuation:
N/A
Permit #:
PP20250307970
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
One kitchen 3 full bathrooms 1 laundry sewer line and water line replacement 1 water heater 2 shower pans
Valuation:
N/A
Permit #:
PP20250702230
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install radiant heat under concrete slab. combo boilet domestic. hot water unit. ref#pp20250702230
Valuation:
N/A
Permit #:
PM20250908577
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Amendment to pp20240725068: new house trap ktichen remodel new laundry swap out all fixtures. dwv drain waiste in ceiling
Valuation:
N/A
Permit #:
PP20240913954
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install laundry line utility sink line 10ft of gasline for stove replace galvanized pipe under floor from upper bathroom
Valuation:
N/A
Permit #:
PP20240725068
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Two kitchen remodel two full bathroom remodel two laundry two powders room. one shower pan
Valuation:
N/A
Permit #:
PP20250702228
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom and kitchen remodel 1 shower pan
Valuation:
N/A
Permit #:
PP20250528507
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sewer line replacement from curb to house
Valuation:
N/A
Permit #:
PP20250415652
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sewer line replacement from curb to house
Valuation:
N/A
Permit #:
PP20250113948
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sewer line replaced from curb to house
Valuation:
N/A
Permit #:
PP20250113947
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit d: kitchen remodel bathroom remodel
Valuation:
N/A
Permit #:
PP20250109906
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace sewer line from curb to house
Valuation:
N/A
Permit #:
PP20250109905
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen and bathroom remodel
Valuation:
N/A
Permit #:
PP20250512205
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 1: bathroom remodel replacing shower valve. no shower pan no underground
Valuation:
N/A
Permit #:
PP20250926934
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit #3: bathroom remodel
Valuation:
N/A
Permit #:
PP20250428905
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Will replace sewer connections for two baths laundry and kitchen under the sub floor in the crawl space only
Valuation:
$3,500
Permit #:
BLD2023-02147
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
-
Projects
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BZ Score
$25K
Avg Project
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Projects
142
BZ Score
$6.5K
Avg Project
-
Projects
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Verified License
BuildZoom confirmed this contractor's license
Plumbing Connection Inc License info
Verified License
| License # | 1099067 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Plumbing Connection Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 391308 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Plumbing Connection Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 944509 |
| Status | Active |
| State | California |
| Type | Plumbing, Sanitation System |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Plumbing Connection Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 970035 |
| 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 Plumbing Connection Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 903083 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Plumbing Connection Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
494
Permits
- Building permit records show that Plumbing Connection Inc has worked on 494 permitted projects.
Plumbing Connection Inc Employees
CA
Charles Jason Acquistapace
Owner
DH
David Thomas Hoff
Owner
IK
Iftikhar Alam Khan
Officer
IK
Israr Mohammad Khan
Sole Owner
OG
Oscar D Moreno Galaviz
Sole Owner
TR
Thomas Everett Riggs
Rmo / Ceo / Pres