Updated: Jan 02, 2026
Location and Projects
Address
437 CONSTITUTION WAY, South San Francisco, CA, 94080
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Expert Rooter & Plumbing Inc
Expert Rooter & Plumbing Inc, 437 Constitution Way, South San Francisco, CA (Employee: Paul Kaupookamoku Kapuniai Iii) holds a Plumbing license according to the California license board.
Their BuildZoom score of 116 ranks in the top 2% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Expert Rooter & Plumbing Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Expert Rooter & Plumbing Inc Services
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Expert Rooter & Plumbing Inc Contact Information
Phone Number: (650) 742-6746
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Address: 437 CONSTITUTION WAY, South San Francisco, CA 94080
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Expert Rooter & Plumbing Inc South San Francisco
Quality
116
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Expert Rooter & Plumbing Inc has a BuildZoom score of 116, which places them above 98% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
11 projects
|
2024 |
|
20 projects
|
2023 |
Our building permit records indicate that Expert Rooter & Plumbing Inc has worked on at least
44.0 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
|
43 projects
|
Plumbing projects |
|
29 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Expert Rooter & Plumbing Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
7 projects
|
< $5k |
|
16 projects
|
$5k-$20k |
The typical size of their permits is approximately $6,500. 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 Expert Rooter & Plumbing Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family residence - hallway bathroom remodel (minor remodel); reroute the kitchen and laundry secondary lines to side of house to sewer; sewer line replacement from under house slab to backyard (approx 25 lf) with two cleanouts; (no work in the easment)
Valuation:
$8,400
Permit #:
BD-2022-287095
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Main sewer line replacement from home to property line. all work on private property approx 25 length 4 depth. not crossinf property lines. trenchless method no work in public right of way
Valuation:
$12,500
Permit #:
MEP-2024-295658
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; install new 1” type l water line from water to house
Valuation:
N/A
Permit #:
PW20250530621
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; main sewer replacement of 19’ feet from house to curb
Valuation:
N/A
Permit #:
PW20250513217
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace upper lateral only from houst to property line
Valuation:
$5,000
Permit #:
B25-0953
Status:
final
Fee:
$506
Permit Type:
Alterations
Building Type:
N/A
Cc + video review & sewer repair replacement (see notes)
Valuation:
N/A
Permit #:
E25-0511
Status:
final
Fee:
$1,609
Permit Type:
Sewer laterals
Building Type:
N/A
Applicant is required to upgrade the sidewalk cleanout to
Valuation:
N/A
Permit #:
E25-0456
Status:
final
Fee:
$1,089
Permit Type:
Sewer laterals
Building Type:
N/A
Sewer lateral replacement on property. sw order
Valuation:
$14,000
Permit #:
P2025-0011
Status:
final
Fee:
$760
Permit Type:
Sewer lateral
Building Type:
N/A
Replace approx 40 sewer line from house to back of sidewalk. cleanout at house and 1 at property line. no work in prow
Valuation:
$13,800
Permit #:
MEP-2024-294464
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace sewer lateral on property
Valuation:
$7,800
Permit #:
P2025-0044
Status:
final
Fee:
$339
Permit Type:
Sewer lateral
Building Type:
N/A
Sewer line spot repair of 10ft in back yard (private property)
Valuation:
$8,500
Permit #:
MEP-2024-296512
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and repair 60 ft of gas line from meter to building
Valuation:
$15,600
Permit #:
MEP-2024-295120
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sewer lateral spot repair
Valuation:
N/A
Permit #:
TE2025-0051
Status:
final
Fee:
$1,798
Permit Type:
Sewer lateral in ...
Building Type:
N/A
Single family residence - install (n) ug gas line for (e) interior fireplace
Valuation:
$5,600
Permit #:
PLMB2023-0220
Status:
final
Fee:
$189
Permit Type:
Residential_na
Building Type:
N/A
Sewer line replacement at side of house 100 ft to property line only no work in public right of way
Valuation:
$29,000
Permit #:
MEP-2022-283385
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; install gas line to fire pit and barbecue approximately 100 feet
Valuation:
N/A
Permit #:
PW20240123093
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; rough plumbing new kitchen and bathroom
Valuation:
N/A
Permit #:
PW20230225011
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; gas line to fire pit in backyard 100 feet
Valuation:
N/A
Permit #:
PW20230123140
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
The applicant is required to replace the upper lateral from
Valuation:
N/A
Permit #:
E25-0650
Status:
final
Fee:
N/A
Permit Type:
Sewer laterals
Building Type:
N/A
Replace entire lateral; install/upgrade cleanouts
Valuation:
N/A
Permit #:
E23-0212
Status:
final
Fee:
$665
Permit Type:
Sewer laterals
Building Type:
N/A
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BZ Score
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Avg Project
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Projects
142
BZ Score
$25K
Avg Project
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Projects
142
BZ Score
$6.5K
Avg Project
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Projects
Expert Rooter & Plumbing Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Expert Rooter & Plumbing Inc License info
Verified License
| License # | 769967 |
| 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 Expert Rooter & Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
116
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
670
Permits
- Building permit records show that Expert Rooter & Plumbing Inc has worked on 670 permitted projects.
Expert Rooter & Plumbing Inc Employees
PI
Paul Kaupookamoku Kapuniai Iii
Sole Owner