Updated: Apr 02, 2026
Location and Projects
Address
PO BOX 570331, Tarzana, CA, 91357
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Jas Development Construction
Jas Development, Tarzana, Po Box 570331, Tarzana, CA (Employee: James Allen Simon) holds a General Building license according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jas Development, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Jas Development Services
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Jas Development Contact Information
Phone Number: (818) 633-9646
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Address: PO BOX 570331, Tarzana, CA 91357
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Jas Development Tarzana
Quality
96
80th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jas Development has a BuildZoom score of 96, which places them above 80% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that Jas Development has worked on at least
4.0 projects over the past 2 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
|
$50k-$100k |
|
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Convert existing attached 2-car garage to adu; 364sf; kitchen bathroom closet & bedrm/living room
Valuation:
$60,377
Permit #:
B-24-154
Status:
issued
Fee:
$1,167
Permit Type:
N/A
Building Type:
N/A
Bathroom (2 ) remodel for residential buildings (no structural changes). comply with department order effective date 10/31/2023. permit will expire 30 days from issuance date
Valuation:
$20,000
Permit #:
23016-20000-43284
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Remove the tub and replace with a shower in the two (2) bathrooms. comply with department order effective date 10/31/2023. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
23042-20000-26501
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace 4 light fixtures in 2 bathrooms. comply with department order effective date 10/31/2023. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
23041-20000-75399
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit 23042-20000-26501 to addition (1) bathroom tub (4) lava/sink and (2) toilets
Valuation:
N/A
Permit #:
23042-20001-26501
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit # 19026-20000-00698 to revise work description to restripe (e) parking and revise structural inventory & use. no fee. department error
Valuation:
N/A
Permit #:
19026-20001-00698
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit of 18016-20000-06284 to reconfigure interior of accessory dwelling unit and addition irregular shape 23 x 22 for new bedrooms/bathrooms. all works are per wfpp. see comment
Valuation:
$47,000
Permit #:
18016-20001-06284
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition new one ada parking space to (e) retail building. comply with department order effective date 11/13/2015. permit will expire 30 days from issuance date. (see comments)
Valuation:
$5,000
Permit #:
19026-20000-00698
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install (1) new onsite 4 x 8 banner temporary sign
Valuation:
$501
Permit #:
25048-20000-01997
Status:
triage
Fee:
N/A
Permit Type:
Onsite
Building Type:
N/A
Eplan: change of use from retail office to a massage parlor where any person who provides massage services at this premise shall be certified as a massage therapist or massage practitioner pursuant to california buisiness and professions section 4600 et seq
Valuation:
$150,000
Permit #:
25016-20000-22107
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Jas Development Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Jas Development License info
Verified License
| License # | 1046957 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Jas Development at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
6
Permits
- Building permit records show that Jas Development has worked on 6 permitted projects.
Jas Development Employees
JS
James Allen Simon
Sole Owner