Updated: Dec 31, 2025
Location and Projects
Address
5575 Sandmound Blvd, Oakley, CA, 94561
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D E N Builders Photos
D E N Builders Construction
D E N Builders, 5575 Sandmound Blvd, Oakley, CA (Owned by: Douglas Edward Napoletano) holds a General Building license according to the California license board.
Their BuildZoom score of 109 ranks in the top 5% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D E N Builders, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
D E N Builders Services
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D E N Builders Contact Information
Phone Number: (925) 522-6339
Address: 5575 Sandmound Blvd, Oakley, CA 94561
D E N Builders Oakley
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
D E N Builders has a BuildZoom score of 109, which places them above 95% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that D E N Builders has worked on at least
3.0 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.
Pricing
|
1 project
|
$5k-$20k |
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.
Convert (e) porch to create new master suite reconfigure existing layout of bedrooms and create new laundry and closet. rebuild rear deck. rev: added 200 msp
Valuation:
$50,000
Permit #:
B2021-01051
Status:
issued
Fee:
$2,941
Permit Type:
N/A
Building Type:
N/A
Replace existing decking at upper level deck replace guard with new. addition new posts and beams to support upper level deck 3/12/21 field revision to adjust location of piers to match as-built conditions. racuff
Valuation:
N/A
Permit #:
BIMIR20-008427
Status:
final
Fee:
$1,194
Permit Type:
N/A
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2022-10-07
New railing to replace existing. no changes to railing location. reference #cecf22-00039
Valuation:
$30,000
Permit #:
BIMIR22-011443
Status:
final
Fee:
$1,364
Permit Type:
N/A
Building Type:
N/A
Residential addition - see notes
Valuation:
$132,456
Permit #:
B2021-02251
Status:
issued
Fee:
$3,719
Permit Type:
Single family dwe...
Building Type:
N/A
Extend roof to cover front porch & re-stucco
Valuation:
$8,000
Permit #:
B24-1371
Status:
canceled
Fee:
N/A
Permit Type:
Addition
Building Type:
N/A
Convert (e) space into 500 sf jadu - construct extension. stairs
Valuation:
N/A
Permit #:
B23-0160
Status:
plancheck
Fee:
N/A
Permit Type:
Accessory dwellin...
Building Type:
N/A
Remodel existing kitchen baths remove and replace windows new decking
Valuation:
N/A
Permit #:
BIAL19-005619
Status:
final
Fee:
$2,895
Permit Type:
N/A
Building Type:
N/A
This is to final out permit b17-012367
Valuation:
$4,478
Permit #:
B19-014165
Status:
final
Fee:
$653
Permit Type:
N/A
Building Type:
N/A
Standard building permit (residential/commercial)
2024-09-16
No Description Available
Valuation:
$5,000
Permit #:
BP-24-453
Status:
issued
Fee:
N/A
Permit Type:
Deck
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2016-10-03
Residential demolish a lower level an upper lecel deck and construct (2) new decks in the same location and size as existing. slight reconfirguration of decks to conform with setbacks. max height to second floor deck including railings 18'-6
Valuation:
N/A
Permit #:
BIMIR16-009979
Status:
final
Fee:
$833
Permit Type:
N/A
Building Type:
N/A
Building/residential/r/new single family-duplex
2016-06-29
New 2-story1433 sq sf residence with 1259 sq ft garage ***elevation certificate required prior to framing. submit to pw for review/approval ***2nd elevation certificate required prior to final. submit to pw for review/approval ***notice of restriction required prior to final. submit to pw.for review/approval ***inspector shall sign off on the floodplain permit #fpp12-16 at final and r... see more
Valuation:
N/A
Permit #:
BIR16-006246
Status:
final
Fee:
$33,902
Permit Type:
N/A
Building Type:
N/A
Revision to b190891 new piers and girders
Valuation:
N/A
Permit #:
R19335
Status:
triage
Fee:
$114
Permit Type:
N/A
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2015-10-16
New deck and siding repairs
Valuation:
N/A
Permit #:
BIMIR15-010845
Status:
final
Fee:
$1,761
Permit Type:
N/A
Building Type:
N/A
Reroof - cool roof - remove existing roof new plywood comparable shingle
Valuation:
N/A
Permit #:
BIRR17-008827
Status:
final
Fee:
$282
Permit Type:
N/A
Building Type:
N/A
Reroof - cool roof - remove existing roof new plywood comparable shingle
Valuation:
N/A
Permit #:
BIRR17-008827
Status:
final
Fee:
$282
Permit Type:
N/A
Building Type:
N/A
Replacement of guardrails for decking area remaining is 220 l.f. hogwire
Valuation:
$5,000
Permit #:
BISUB22-02235
Status:
withdrawn - no activity
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building/residential/mir/miscellaneous residential
2014-10-21
Repalce front porch and enlarge *** ntc - rf14-00943 ***
Valuation:
N/A
Permit #:
BIMIR14-009814
Status:
final
Fee:
$454
Permit Type:
N/A
Building Type:
N/A
** kitchen & bathroom remodel. new windows attic insulation. electrical mechanical & plumbing
Valuation:
$40,000
Permit #:
1200000614
Status:
ISSUED
Fee:
N/A
Permit Type:
Bp-1 (1 wk
Building Type:
N/A
8 x 24 front porch cover
Valuation:
$2,723
Permit #:
B1603-0169
Status:
final
Fee:
$164
Permit Type:
Addition
Building Type:
N/A
Replace main electrical service panel - 200 amp
Valuation:
N/A
Permit #:
BIE19-010376
Status:
final
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
D E N Builders Reviews
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Verified License
BuildZoom confirmed this contractor's license
D E N Builders License info
Verified License
| License # | 962334 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for D E N Builders at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
22
Permits
- Building permit records show that D E N Builders has worked on 22 permitted projects.
D E N Builders Employees
DN
Douglas Edward Napoletano
Owner