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Updated: Apr 30, 2026
Location and Projects
Address
2100 4TH ST SUITE 129, San Rafael, CA, 94901
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D&D Pipelines Engineer
D&D Pipelines Inc, 2100-4 Th St, San Rafael, CA (Employees: Denis Finbarr O Keeffe, Denis Finbarr O'keeffe, and Dennis Patrick Mc Elligott) holds a General Engineering license and 1 other license according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D&D Pipelines Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
D&D Pipelines Inc Services
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D&D Pipelines Inc Contact Information
Phone Number: (415) 441-2006
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Address: 2100 4TH ST SUITE 129, San Rafael, CA 94901
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Emergegency spot sewer repait - laurel place tamalpais ave
Valuation:
N/A
Permit #:
EP2208-008
Status:
final
Fee:
N/A
Permit Type:
Minor temporary
Building Type:
N/A
Mmwd - courtright system improvement project (ep2201-067)
Valuation:
N/A
Permit #:
EP2209-042
Status:
final
Fee:
N/A
Permit Type:
Utility-water
Building Type:
N/A
Spot repair srsd mh878
Valuation:
N/A
Permit #:
EP2107-069
Status:
final
Fee:
$246
Permit Type:
Utility-sewer
Building Type:
N/A
Spot repair srsd r263
Valuation:
N/A
Permit #:
EP2107-068
Status:
final
Fee:
$246
Permit Type:
Utility-sewer
Building Type:
N/A
Srsd emergency spot repair
Valuation:
N/A
Permit #:
EP2108-048
Status:
final
Fee:
N/A
Permit Type:
Utility-sewer
Building Type:
N/A
Mountain lake park - lake st at funston ave. 240/120v 1 phase 2 #6 #6g 240/120v 1 phase 3 wire 100a main 10 000 kaic 1 circuit
Valuation:
$0
Permit #:
E20150730451
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Utility other utility other on south side of canyon rd at 2891 canyon (west of el prado) remove waterline tee and prv station. backfill per county detail. use traffic control per ca mutcd
Valuation:
$0
Permit #:
DPW2013-00151
Status:
Issued
Fee:
$519
Permit Type:
N/A
Building Type:
N/A
Excavate and install water facilities along and across brush creek road between 07 and 32 miles north of montecito ave in northeast santa rosa as per attached plans of city of santa rosa brush creek road water main improvements heimbucher way to wilcox road dated november-2003
Valuation:
$0
Permit #:
ENC04-0089
Status:
FINALED
Fee:
$3,034
Permit Type:
N/A
Building Type:
N/A
Trench for power service to 201 haskins. new pg&e no.5 box
Valuation:
N/A
Permit #:
E19-0174
Status:
approved
Fee:
$7,349
Permit Type:
N/A
Building Type:
N/A
Excavate and install water facilities across craigave and along the east side of clayton ave as per attached plans of the valley of the moon water district clayton ave. water main replacement dated jan. 2001
Valuation:
$0
Permit #:
ENC01-0141
Status:
FINALED
Fee:
$1,812
Permit Type:
N/A
Building Type:
N/A
2020 sewer pipe repair & replacement project (phase 1)
Valuation:
N/A
Permit #:
EP2106-033
Status:
final
Fee:
$919
Permit Type:
Utility-sewer
Building Type:
N/A
Mountain lake park - lake st at funston ave. 240/120v 1 phase 2 #6 #6g 240/120v 1 phase 3 wire 100a main 10, 000 kaic 1 circuit
Valuation:
N/A
Permit #:
E20150730451
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permit name: hillcrest storm drain project
Valuation:
N/A
Permit #:
PW1708-005
Status:
issued
Fee:
N/A
Permit Type:
Drainage concrete
Building Type:
N/A
Pwd ccn 510 plans & specs - 2011 storm project
Valuation:
N/A
Permit #:
MISC11-0116
Status:
issued
Fee:
$30
Permit Type:
<none>
Building Type:
N/A
Rise electrical conduit, pg & e at electrical pole
Valuation:
$200
Permit #:
E11-0193
Status:
approved
Fee:
$300
Permit Type:
N/A
Building Type:
N/A
Mmwd - barber ave pipeline replacement project
Valuation:
N/A
Permit #:
ENC2022-0286
Status:
final
Fee:
N/A
Permit Type:
Utility underground
Building Type:
N/A
See description
Valuation:
$124,000
Permit #:
200-3244
Status:
N/A
Fee:
$0
Permit Type:
New
Building Type:
N/A
Placing storage container on street
Valuation:
N/A
Permit #:
EP1808-031
Status:
final
Fee:
$246
Permit Type:
Minor temporary
Building Type:
N/A
Juliga woods (ph) sewer lateral
Valuation:
N/A
Permit #:
EN18-00134
Status:
issued
Fee:
$977
Permit Type:
Lateral
Building Type:
N/A
Traffic control within row
Valuation:
$5,000
Permit #:
E11-0069
Status:
applied
Fee:
$375
Permit Type:
N/A
Building Type:
N/A
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D&D Pipelines Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
D&D Pipelines Inc License info
Verified License
| License # | 848484 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for D&D Pipelines 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 # | 768919 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
| 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 D&D Pipelines Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | Travelers Casualty & Surety Company Of America |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
25
Permits
- Building permit records show that D&D Pipelines Inc has worked on 25 permitted projects.
D&D Pipelines Inc Employees
DK
Denis Finbarr O Keeffe
Rmo
DO
Denis Finbarr O'keeffe
Rmo
DE
Dennis Patrick Mc Elligott
Ceo / President