Updated: Sep 24, 2025
Location and Projects
Address
535 APPIAN WAY POBOX 21720, El Sobrante, CA, 94820
Use our bidding system to
request a quote
Redoak Construction
Redoak Construction, 535 Appian Way, Po Box 21720, El Sobrante, CA (Employee: Rudolph Valentino Sandoval) holds a General Building license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Redoak Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Redoak Construction Services
Start a project today:
Redoak Construction Contact Information
Phone Number: (510) 563-9985
Edit
Address: 535 APPIAN WAY POBOX 21720, El Sobrante, CA 94820
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Redoak Construction El Sobrante
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Redoak Construction has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
5 projects
|
2024 |
|
4 projects
|
2023 |
|
3 projects
|
2022 |
Our building permit records indicate that Redoak Construction has worked on at least
13.0 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
|
4 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Redoak Construction mostly works on
kitchen remodel
projects.
Pricing
|
1 project
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
1st floor remodel bedroom & bathroom. addition 63 sqft extension in the projection to building rear end under the 2nd floor. addition 1 new bathroom. 2nd floor remodel interior with no added sqft. new rear deck. top floor new roof deck
Valuation:
$463,019
Permit #:
202102255350
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa#202003137090. 1)change stair at deck to garden from switch back to spiral. 2)nw air conditioning condenser unit on roof. 3)nw hvac unit on roof. 4)2 nw sewage + rain water ejectors(sumpumps) on ground fl. 5)nw tankless water heater. 6)nw sink in primary bathrm. 7)washer/dryer nw location
Valuation:
$5,000
Permit #:
202404301037
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To ammend permit #pp20220307493; kitchen: (2) sinks (2) disposals (1) gas range (4) full baths (1) 1/2 baths (6) bathroom sinks (4) toilets (3) showers (1) tub (2) laundry rooms w w&d (2) water heaters gas tankless (1) laundry sink @ basement (2) sump pumps @ basement
Valuation:
N/A
Permit #:
PP20240701654
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Excavate and underpin existing ground fl and renovate to additional living space. renovate existing first and second story above
Valuation:
$800,000
Permit #:
202003137090
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
(1) double oven (1) heat pump (1) power skylight (60) r. lights led (32) switches (3) outlets (10) gfci rough finish electrical general wiring 200 amp upgrade. pa#202102255350
Valuation:
N/A
Permit #:
E202408126159
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(4) toilets (5) lavys (lavatorys) (3) showers w shower pans (1) kitchen sink (1) wh (water heater) (1) eas fireplace (1) gas range rough finish
Valuation:
N/A
Permit #:
PP20240812323
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renewal for final inspection and additonal inspection fee: same work scope:sanitary sewer below grade & above grade. domestic water below grade natural gas below grade & above grade
Valuation:
N/A
Permit #:
PP20230313920
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of 200amp panel w circuits lights switches receptacles gfci's exhaust fans new wiring electrical devices @ ground level 1 floors 2 & 3. 200a 240/120 single phase 1 exterior recessed branch panel 111 lights 35 switches 75/19 gfci 5 fans dishwasher garbage disposal microwave range 12 smoke detectors
Valuation:
N/A
Permit #:
E202010069854
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove (2) walls load bearing separating kitchen from dining and living rooms addition non structural wall on second floor converting open area into bedroom. relocate wet bar
Valuation:
$20,000
Permit #:
B22-0351
Status:
final
Fee:
$1,371
Permit Type:
N/A
Building Type:
N/A
New door at bottom floor rear yard. new wall opening & pocket door on upper level. new master suite reconfiguration on lower level
Valuation:
$85,000
Permit #:
202202017062
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Install 200a panel with ckts lights switches gfci's ex fans w new wiring. all work to comply with 2019 cec
Valuation:
N/A
Permit #:
E202203078793
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ref to pm20201006346: furnace installation and additional (2) hvac systems
Valuation:
N/A
Permit #:
PM20240202152
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolition:remove non-load bearing partitions, non-working boiler and old concret flat work(basement)
Valuation:
$18,000
Permit #:
202110221021
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
In-kind remodeling of 1 bathroom(s) in 1st fl with 1 shower pan(s)
Valuation:
N/A
Permit #:
E202409247092
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
In-kind remodeling of 1 bathroom(s) in 1st fl with 1 shower pan(s)
Valuation:
N/A
Permit #:
PP20240924145
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sanitary sewer below grade and above grade domestic waterbg gas bg/above grade
Valuation:
N/A
Permit #:
PP20230313922
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocate toilet sink shower drain/hot & cold water fix
Valuation:
N/A
Permit #:
PP20220623561
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of heating system fan @ bathroom w duct
Valuation:
N/A
Permit #:
PM20220623562
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
8 recess lights dimmer switches plugs/relocate
Valuation:
N/A
Permit #:
E20220623898
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(1) heat pump (1) hood vent (4) bathroom vents
Valuation:
N/A
Permit #:
PM20240812322
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
246
BZ Score
$28K
Avg Project
-
Projects
194
BZ Score
$146K
Avg Project
-
Projects
195
BZ Score
$30K
Avg Project
-
Projects
Redoak Construction Reviews
BuildZoom hasn't received any reviews for Redoak Construction. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Redoak Construction License info
Verified License
| License # | 687724 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Redoak Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
35
Permits
- Building permit records show that Redoak Construction has worked on 35 permitted projects.
Redoak Construction Employees
RS
Rudolph Valentino Sandoval
Sole Owner