Updated: Jun 01, 2026
Location and Projects
Address
1511 39TH AVE, San Francisco, CA, 94122
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De Barra Plumbing
De Barra Plumbing, 1511-39 Th Ave, San Francisco, CA (Owned by: Dermot Joseph Barr) holds a General Building license and 3 other licenses according to the California license board.
Their BuildZoom score of 112 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 De Barra Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
De Barra Plumbing Services
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De Barra Plumbing Contact Information
Phone Number: (415) 706-1838
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Address: 1511 39TH AVE, San Francisco, CA 94122
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De Barra Plumbing San Francisco
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
De Barra Plumbing has a BuildZoom score of 112, which places them above 97% of 336,931 contractors in California.
Activity
|
1 project
|
2026 |
|
42 projects
|
2025 |
|
44 projects
|
2024 |
|
30 projects
|
2023 |
Our building permit records indicate that De Barra Plumbing has worked on at least
117.0 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
|
11 projects
|
Home Additions |
|
3 projects
|
New Constructions |
|
109 projects
|
Plumbing projects |
|
8 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that De Barra Plumbing mostly works on
plumbing project
and home addition
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
2 projects
|
$500k-$1mil |
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.
De Barra Plumbing Reviews
5 out of 5 stars, based on
2
reviews
-
By Jared S.August 17, 2021
-
By SamanthaMarch 30, 2013
Had a toilet issue for weeks. Had two other companies tell me to replace to toilet but Dermot came and fixed it quickly and saved me about 400 dollars. Honest guy.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of 2 bioretention faclities & 1 subsurface infiltration trench. no change to site grading. work funded by sfpuc green infranstructure grant. only need plumbing review for changes to exterior downspouts & storm drain connection
Valuation:
$720,000
Permit #:
202403137710
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Install of 3 bioretention facilities & 1 subsurface infiltration trench. no change to site grading. work funded by sfpuc green infratration gtant. only need plumbing review for changes to exterior downspouts & storm drain connections
Valuation:
$660,000
Permit #:
202403218364
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Work category: 2pb; remodeling of two units in building. adding primary bathroom to top floor. remodeling of second bathroom and new laundry and one shower pan at top. 1st floor unit is remodeling of one bathroom and adding primary bathroom and second bathroom in garage level with shower pan in unit. new laundry in unit. new sewer lateral within building to just outside of garage door... see more
Valuation:
N/A
Permit #:
PW20250303444
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove existing siding and install new 1/2 plywood waterproof install new hardiboard siding; remove and replace 14 windows waterproofing and trim to match existing; scaffolding will be set up before job and removed when job is complete. u-factor 0.30 max
Valuation:
$40,000
Permit #:
202507312070
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Work category: 2pa; kitchen and bathroom remodel. kitchen and bathroom fixtures in same locations. laundry area remodeling adding laundry tub and new washer box. removing storage tank type water heater from kitchen and installing tankless water heater in laundry room. new gas to stove dryer and tankless
Valuation:
N/A
Permit #:
PW20250715616
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; remodeling of kitchen and two bathrooms. removing laundry from kitchen and installing washer and dryer in it's own room. new hot recirculation line to existing storage tank
Valuation:
N/A
Permit #:
PW20250421677
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; two units building complete remodel. total 5 full bathroom 2 half bathroom. 2 kitchens and laundries. underfloor radiant heating with two combi boilers. 3 shower pans
Valuation:
N/A
Permit #:
PW20250115356
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
This pays for inspections related to original permit # pw20240923783 filed 9/23/2024. dow: work category: 1p; added additional inspections for permit number pw20240923783
Valuation:
N/A
Permit #:
PW20250328137
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; new property owners within last six months wants to remodel lower level. dbi would like her to check on what seems to be un-permitted work done within last few years on upper level that plumber seems to have pulled permit but never got work inspected. per dbi instructions gas test required for gas line to upper unit
Valuation:
N/A
Permit #:
PW20230123174
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; kitchen remodel. demolish and terminate one sink new water and drain stub outs for other sink staying in same location. water line for refrigerator and gas to stove top
Valuation:
N/A
Permit #:
PW20250908878
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; installation of radiant underfloor heating at 1st level only with installation of combi boiler and domestic hot water for 1st floor. upstairs 3½ bathroom kitchen and laundry on separate tankless water heater
Valuation:
N/A
Permit #:
PW20240205362
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel downstairs bathroom addition kitchen with island sink new trench drain at rear door reconnect outdoor kitchen and addition upstairs bathroom tankless water heater and new gas throughout
Valuation:
N/A
Permit #:
PW20241122331
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace kitchen cabniets and appliances addition led lighting upgrade addition double vanity in guest bathroom. upgrade electrical primary bathroom replace existing double vanity and upgrade electrical
Valuation:
$30,000
Permit #:
202410173177
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Replacing clay pipe from house trap back to exterior garage door installation of new drain cover at exterior garage door
Valuation:
N/A
Permit #:
PP20250108876
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; new house trap and piping back to connection that is not aligned and allowing root intrusion
Valuation:
N/A
Permit #:
PW20250327126
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; adding one bathroom at first floor with shower pan and ½bathroom on 2nd level. installing tankless water heater and moving laundry into closet and utility sink into corner of room
Valuation:
N/A
Permit #:
PW20241004122
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; remodel top floor master bathroom entrance level powder room ground floor bathroom laundry room replace old tankless water heater with new heater and storage tank. also 2 shower pans
Valuation:
N/A
Permit #:
PW20240826146
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; removing old rusted galvanized piping to three sinks in hairdressers and running new lines up through new concrete footings. removing old galvanized piping and replacing with copper to water heater and half bathroom along with sinks in hairdressers
Valuation:
N/A
Permit #:
PW20231203024
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; remodel powder room and full bathroom both with added floor drains and 1 shower pan
Valuation:
N/A
Permit #:
PW20250401211
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; replace two existing washer/dryers with three new units and bring plumbing up to code
Valuation:
N/A
Permit #:
PW20250219174
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Verified License
BuildZoom confirmed this contractor's license
De Barra Plumbing License info
Verified License
| License # | 1115136 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for De Barra Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1033633 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for De Barra Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 916617 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for De Barra Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 992331 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- 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 De Barra Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
293
Permits
- Building permit records show that De Barra Plumbing has worked on 293 permitted projects.
De Barra Plumbing Employees
DP
De Barra Plumbing
Entity
DB
Dermot Joseph Barr
Owner
DI
Duggan Plumbing Inc
Entity
EB
Eoin Michael De Barra
Sole Owner
I had Dermot come out to replace the batteries in my Toto toilets, and clear out a clog in a floor drain, very thorough job and honest guy, no bs. I will call him every time there is an issue.