Updated: May 27, 2026
Location and Projects
Address
578 WASHINGTON BLVD #207, Marina Del Rey, CA, 90292
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Derleth Custom Construction Inc
Derleth Custom Construction Inc, 578 Washington Blvd, Marina Del Rey, CA (Employees: Dennis Lee Derleth, Harry R Derleth, and Larry Joseph Derleth) holds a General Building license and 3 other licenses according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Derleth Custom Construction Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Derleth Custom Construction Inc Services
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Derleth Custom Construction Inc Contact Information
Phone Number: (310) 200-9453
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Address: 578 WASHINGTON BLVD #207, Marina Del Rey, CA 90292
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Derleth Custom Construction Inc Marina Del Rey
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Derleth Custom Construction Inc has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Derleth Custom Construction Inc has worked on at least
2.0 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 |
|
1 project
|
$100k-$250k |
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.
Building Permits by Derleth Custom Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove front portion of (e) two story single family dwelling and construct addition to second floor and interior remodel
Valuation:
$410,589
Permit #:
16014-10000-02656
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior remodel to (e) single family dwelling including new windows/doors/skylights no additional sqft added
Valuation:
$220,000
Permit #:
21016-20000-11538
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior remodel of bedroom kitchen bathrooms and addition (n) laundry room within (e) footprint of the single family dwelling
Valuation:
$80,000
Permit #:
21016-30000-16386
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental ref to pcis # 20016-30000-10611 for hvac change from original wall heater to mini split. also to be included in this mechanical permit for sump pump. new phases reflect these changes
Valuation:
$501
Permit #:
20016-30001-10611
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove exposed rotting wood. repair stucco. no color change (cp2401027 - 90 day permit)
Valuation:
$1,000
Permit #:
BS2406323
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Interior alteration to two story dwelling for bathroom remodel. remove non load bearing wall. no exterior alterations allowed
Valuation:
$2,000
Permit #:
21016-10000-58889
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior remodel of condominium unit #205 to remodel (e) kitchen laundry two bathrooms powder room and bar and remove & replace 13 interior doors. all work to be done is non-structural
Valuation:
$150,000
Permit #:
19016-20000-01799
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Window (8) and door (1) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 150.2(b) 1b of title 24
Valuation:
$7,000
Permit #:
19016-30000-10605
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
One story additions 5'9 x 20'4 1'x5 1'x5. new porch 8'8 x 29'11. roof re-framing
Valuation:
$40,000
Permit #:
12014-20000-04586
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
1-story storage addition to (e) det. garage w attach. storage at rear of the lot
Valuation:
$30,000
Permit #:
19014-30000-06040
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Grading for (n) slab on grade for (e) single family dwelling (n) retaining wall and site work
Valuation:
$68
Permit #:
16030-10000-06909
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Suppl. permit to 21014-30000-05032 to revise plans and to change engineer
Valuation:
$5,000
Permit #:
21014-20001-05032
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Adu (408 sf) addition above (e) det. garage (495 sf) w attach storage (42 sf) at rear of the lot per lamc 12.22 a.33(c) and (d)
Valuation:
$60,000
Permit #:
22014-30000-04426
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Enclose (11'-6 x 9'0 99.1 sf) of existing covered porch to create a study room
Valuation:
$40,000
Permit #:
13014-30000-02208
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace (4) bathroom room venting fans. relocate hvac supply in master bathroom. replace 16ft of existing flex in soffet
Valuation:
N/A
Permit #:
19044-30000-06064
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Retaining wall at front of (e) single family dwelling
Valuation:
$6,000
Permit #:
16020-10000-02856
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tenant improvmt replace showroom floor cabinets with seismically-calculated cabinets
Valuation:
$3,000
Permit #:
B19-001-236
Status:
correction issu
Fee:
$946
Permit Type:
M mercantile
Building Type:
N/A
Underpinning of footing at garage
Valuation:
$3,500
Permit #:
16016-10000-22737
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remodel kitchen and remove sub floor due to water damage in two rooms and replace. replace electrical fixtures and move plumbing. install drywall and cabinets. replace existing exterior windows and doors in kitchen
Valuation:
$72,000
Permit #:
14CBP0980
Status:
ISSUED
Fee:
$1,191
Permit Type:
N/A
Building Type:
N/A
Supplement to permit # 14010-20000-03897 to revise scope of work to remove covered patio at rear dwelling and increase 2nd floor balcony by 1'2 in length and 10'6 in width. no fee no change in project valuation
Valuation:
N/A
Permit #:
14010-20001-03897
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Derleth Custom Construction Inc License info
Verified License
| License # | 830190 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Derleth Custom Construction 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 # | 949164 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 Derleth Custom Construction 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 # | 461305 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 Derleth Custom Construction 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 # | 150171 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 Derleth Custom Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
105
Permits
- Building permit records show that Derleth Custom Construction Inc has worked on 105 permitted projects.
Derleth Custom Construction Inc Employees
DD
Dennis Lee Derleth
Sole Owner
HD
Harry R Derleth
Sole Owner
LD
Larry Joseph Derleth
Rmo / Ceo / Pres
MD
Michael Robert Derleth
Officer