Updated: Apr 09, 2026
Location and Projects
Address
1234 GENEVA AVENUE, San Francisco, CA, 94112
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Ruby Plumbing & Electrical Supply Inc
Ruby Plumbing & Electrical Supply Inc, 1234 Geneva Ave, San Francisco, CA (Employees: Tom Hong Chen and Wai Kwong Chia) holds a General Building, Electrical, Fire Protection, Plumbing license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ruby Plumbing & Electrical Supply Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ruby Plumbing & Electrical Supply Inc Services
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Ruby Plumbing & Electrical Supply Inc Contact Information
Phone Number: (415) 337-9133
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Address: 1234 GENEVA AVENUE, San Francisco, CA 94112
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Ruby Plumbing & Electrical Supply Inc San Francisco
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ruby Plumbing & Electrical Supply Inc has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
15 projects
|
2025 |
|
19 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that Ruby Plumbing & Electrical Supply Inc has worked on at least
46.0 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
|
5 projects
|
Home Additions |
|
41 projects
|
Plumbing projects |
|
11 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Ruby Plumbing & Electrical Supply Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
2 projects
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $91,963. 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 Ruby Plumbing & Electrical Supply Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition (n) entainment & bathroom on 1/f. relocate laundry, furnace, wh to garage.redesign staircase btwn 1/f & 2/f. remodel kitchen, dining, living on 2/f. redesign bathroom to powder on 2/f.enlarge master bed, bathroom, walkin on 3/f.remodel bathroom & addition powder on 3/f. remove and change brick foundation to concrete
Valuation:
$200,000
Permit #:
202204051558
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
1234-1236 geneva ave: fire damange repair to 2/f only. repir to include celing members wall members elecvtrical wiring plumbing and other fixtures including building structural as necessery. revert all damaged to building original condition and strutcurallly safe as compliance
Valuation:
$275,000
Permit #:
202107094045
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Online electrical permit: category 4a: installation of fire warning and controlled devices of up to 2, 500 ft². installation new sue-panel at 1st. floor electric wiring, device, lighting & receptacles.
Valuation:
N/A
Permit #:
E202402272675
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; to addition a new bathroom room and remodel bathroom room & laundry room 2 shower pans
Valuation:
N/A
Permit #:
PW20250121485
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; 1234-1236 geneva ave 2/f only : fire damage repair relocate both kitchen units addition one bathroom on one of the unit on 2?f all necessary plumbing as required
Valuation:
N/A
Permit #:
PW20230104717
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; 866 33rd ave. underground sewer and house vent wet bar relocate w/d, kitchen, reconfigure bathroom room. 868 33rd. ave. relocate w/d kitchen reconfigure bathroom
Valuation:
N/A
Permit #:
PW20240117934
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen & bathrooms remodels on 1/f & 2/f. all work in-kind. no change to layout or modifications of walls. replace 2 new water heaters. upgrade electrical panel to 200amp. 2 new gas meters. to comply with complaint #202182841
Valuation:
$80,000
Permit #:
202110070056
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Work category: 2pb; remodel 716-718 masonic ave. kitchen & 3 bathroom
Valuation:
N/A
Permit #:
PW20250529592
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; 2 bathroom room remodel &add new3-1/2 bathroom room 1 kitchen sink 1 dishwasher 2 bar sinks
Valuation:
N/A
Permit #:
PW20250729949
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; repair and replacement house sewer line
Valuation:
N/A
Permit #:
PW20250528564
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel 3 full bathroom room kitchen bar sink laundry shower pain tank less water heater underground piping
Valuation:
N/A
Permit #:
PW20230201400
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; repair & replacement house sewer line
Valuation:
N/A
Permit #:
PW20250408384
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; remodel (e) bathroom room (e) kitchen to replacement plumbing fixtures replace tub with shower pan lav. sink
Valuation:
N/A
Permit #:
PW20240820015
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replacement plumbing water piping waste line & gas line plumbing fixtures through-out the building
Valuation:
N/A
Permit #:
PW20240226886
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; remodel (e) kitchen & 2 bathroom room converse tub to shower on 3rd floor 2 toilets 1 kitchen sink
Valuation:
N/A
Permit #:
PW20240226884
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install gutter drain pipe at the backyard
Valuation:
N/A
Permit #:
PP20250402427
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel 3-1/2 bathroom room 1 kitchen sink 1dish washer 2 bar sink
Valuation:
N/A
Permit #:
PW20250620085
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New fixtures in 1 kitchen 1 kitchenette sink 2 bathrooms. install water heaters replace (e) gas meters and addition 1 new meter for future use.to comply with complaint 202182841
Valuation:
N/A
Permit #:
PP20211007726
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel one bathroom whit standing shower one bathroom with bathtub all existing location in-low unit addition laundry room remodel at existing location
Valuation:
N/A
Permit #:
PW20201127679
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel 3 bathroom room 1 kitchen 1diaswasher 2bar sink underground swear pipe work
Valuation:
N/A
Permit #:
PW20241107989
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
Ruby Plumbing & Electrical Supply Inc License info
Verified License
| License # | 748426 |
| Status | Active |
| State | California |
| Type | General Building, Electrical, Fire Protection, Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Ruby Plumbing & Electrical Supply Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
1.9K
Permits
- Building permit records show that Ruby Plumbing & Electrical Supply Inc has worked on 1914 permitted projects.
Ruby Plumbing & Electrical Supply Inc Employees
TC
Tom Hong Chen
Rmo
WC
Wai Kwong Chia
Rmo / Ceo / Pres