Updated: Jan 28, 2026
Location and Projects
Address
3860 Industrial Way, Benicia, CA, 94510
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Oak Plumbing Inc.
Oak Plumbing is a locally owned and operated plumbing company serving Solano, Marin & Contra Costa Counties. We provide options to prevent, repair, and maintain your water system to best fit your family’s needs.
From BuildZoom: Oak Plumbing Inc., 3860 Industrial Way, Benicia, CA (Employee: Matthew Scott Harris) holds a Plumbing license according to the California license board.
Their BuildZoom score of 118 ranks in the top 1% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Oak Plumbing Inc., we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Oak Plumbing Inc. Services
Start a project today:
Boiler/Water Heater
Fire Sprinkler Systems
Gas and Piping
Electrical Work
Solar Installation
Carpets
Laminate Flooring
Stucco and Exterior Plastering
Other Exteriors
HVAC
Painting
Tile Flooring
Other Stone and Tile
Drywall
Brick and Blockwork
Other Masonry
Sheet Metal Work
Ironwork and Welding
Other Metalwork
Pool and Spa Construction
Sewer Laterals
Septic Tanks and Systems
Fire Protection
Smart Home, A/V, Computer N...
Alarm Systems
Other Low Voltage Projects
Water Damage Restoration
Fire Damage Restoration
Overhead Doors
Acoustic and Ceiling
Termites and Pests
Other Environmental Services
Signage
Elevator Installation
Other
Oak Plumbing Inc. Contact Information
Phone Number: (800) 397-3799
Address: 3860 Industrial Way, Benicia, CA 94510
Oak Plumbing Inc. Benicia
Quality
118
99th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Oak Plumbing Inc. has a BuildZoom score of 118, which places them above 99% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
10 projects
|
2024 |
|
26 projects
|
2023 |
Our building permit records indicate that Oak Plumbing 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
|
48 projects
|
Plumbing projects |
|
9 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Oak Plumbing Inc. mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
9 projects
|
< $5k |
|
20 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
The typical size of their permits is approximately $8,842. 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.
Oak Plumbing Inc. Reviews
5 out of 5 stars, based on
1
review
-
By Chad R.February 27, 2017Water Heater$6,2471 day
This is a sample of this contractor's permits. Click here to access their complete permit history.
1 bathroom re-pipe. rework water main in home from galvanized to type-l copper (3/4). prv & new ball valve in home will be plumbed in (3/4) pex with type-l copper stub out's at all fixture locations with proper pipe strapping per plumbing code *no encroachment will take place all work will be completed within the property line and inside clients home. current pressure @74 psi longest ... see more
Valuation:
$10,000
Permit #:
S24-00849-RES
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install water service replacement - sdr-11 up to 40 feet (up to 2 deep) excavate from building to meter box back fill and compact soil install install water service replacement - sdr-11 up to 40 feet (up to 2 deep) excavate prv from building to meter box **01/26/2023 malik reed service manager called to withdraw permit application**-dns
Valuation:
$2,994
Permit #:
BIPL24-000732
Status:
withdrawn
Fee:
$138
Permit Type:
N/A
Building Type:
N/A
Oak plumbing to perform a hot and cold water re-pipe with replacement of the horizontal lines under the house with connection to the existing copper stub downs form the front bathroom kitchen and the existing galvanized piping stub downs from the master bathroom with running copper pipe exposed in the garage from the water heater laundry supply and mop sink with installation of a pres... see more
Valuation:
$16,504
Permit #:
B30790
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Replace water service from meter to house using 3/4 copper pipe for approximately 50 feet and under tunneling the sidewalk using water bore technology to connect to the meter. under tunneling will be approximately 15 under the sidewalk and 10 in length from the property line to the meter
Valuation:
$5,479
Permit #:
BIPL22-012651
Status:
final
Fee:
$153
Permit Type:
N/A
Building Type:
N/A
Sewer line to perform a main sewer line replacement from the new clean-out to the main connection in the street by trenchless method include pot holing the ground to find the depth of the utilities as need in the side walk install a replacement 4in sdr trenchless sewer pipe. includes patching the road way excludes concrete repair or replacement from the scope of work.includess mechani... see more
Valuation:
$19,879
Permit #:
BLD-22-308
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Perform a hot and cold water reroute with pex pipe in the attic and down the interior walls with running copper piping exposed in the garage and in the kitchen cabinet. with running a return line. from the kitchen back to the tankless water heater.including new emergency shut off valve oak plumbing to pull and reset the master toilet with inspection of the closet flange
Valuation:
$16,223
Permit #:
BLD-22-1106
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Waste drain repipe to replace the accessible cast iron pipe in the crawl space with connection of the lavatory sink stand pipe and santee and closet bend tee stub down with connection to the existing cast pipe stub out from the master and to the foundation replacement of the tub drain and repairing the kitchen drain line. all abs pipes details on drawing
Valuation:
$10,715
Permit #:
BLD-22-1208
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Oak plumbing will handed dig and trench 45 to remove existing sewer main coming from left side of home install new 4 abs with new grade and clean out upon completion of 1st phase oak plumbing will commence the 2nd phase and hand dig and trench 45 in front of home to tie in to left side sewer main with 4 abs and new clean out access upon completion of face to oak plumbing will hand dig... see more
Valuation:
N/A
Permit #:
BIPL21-003220
Status:
final
Fee:
$163
Permit Type:
N/A
Building Type:
N/A
Hot and and cold water reroute from the water heater to the laundry in the garage with connectiontotheexistingcopper line that runs to the right side hose bib to the master bathroom and hallway bathroom with connection to the existing copper piping that feeds the upstairs hallway bathroom. running the water lines through the ceiling with dropping down behind the fridge with installati... see more
Valuation:
N/A
Permit #:
BIPL21-003088
Status:
final
Fee:
$188
Permit Type:
N/A
Building Type:
N/A
Ss replacement from home to edge of sidewalk/install city co
Valuation:
$11,406
Permit #:
PW25-00124
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
R/r (e) 50-gal water heater located in garage like for like
Valuation:
N/A
Permit #:
PL25-00192
Status:
final
Fee:
$142
Permit Type:
Water heater
Building Type:
N/A
Remove hot and cold water lines from slab and run overhead
Valuation:
N/A
Permit #:
PL25-00129
Status:
issued
Fee:
$231
Permit Type:
Water line replac...
Building Type:
N/A
Connect upper sewer lateral to city connection
Valuation:
$19,000
Permit #:
SP24-0215
Status:
final
Fee:
$398
Permit Type:
Lower lateral rep...
Building Type:
N/A
R/r (e) 50-gal water heater in garage like for like
Valuation:
N/A
Permit #:
PL25-00130
Status:
issued
Fee:
$142
Permit Type:
Water heater
Building Type:
N/A
Oak plumbing will install (13) 3/4 gas seismic
Valuation:
$8,161
Permit #:
B25-00851
Status:
final
Fee:
$411
Permit Type:
Gas shut-off
Building Type:
N/A
Replacing like for like for water service from building shutoff to meter on private property. shut off is within 1 foot of exterior building run is up to 350 and will be made in sdr11
Valuation:
$15,903
Permit #:
B25111
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Install automatic gas set-off at gas meter
Valuation:
N/A
Permit #:
B25-01052
Status:
issued
Fee:
$377
Permit Type:
Residential
Building Type:
N/A
R/r a section of sewer line in basement
Valuation:
N/A
Permit #:
PL25-00122
Status:
final
Fee:
$353
Permit Type:
Sewer line replac...
Building Type:
N/A
Remove existing tank water heater and replace with new tank water heater. like for like swap gas water heater. this unit is for the main house
Valuation:
$3,199
Permit #:
BIPL22-014055
Status:
final
Fee:
$175
Permit Type:
N/A
Building Type:
N/A
Sewer lateral replacement of upper lateral using trenchless
Valuation:
N/A
Permit #:
SP24-0015
Status:
final
Fee:
$389
Permit Type:
Upper lateral rep...
Building Type:
N/A
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Oak Plumbing Inc. License info
Verified License
| License # | 1018855 |
| 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 Oak Plumbing Inc. at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
118
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Ohio Security Insurance Company |
228
Permits
- Building permit records show that Oak Plumbing Inc. has worked on 228 permitted projects.
Oak Plumbing Inc. Employees
MH
Matthew Scott Harris
Rmo / Ceo / Pres
They have incredible customer service from top to bottom. Very inviting and helpful on the phones and when the techs show up they are incredibly professional. Have extensive knowledge of plumbing systems and are able to offer multiple solutions to any problem.