Updated: Feb 20, 2026
Location and Projects
Address
15815 MONTE ST UNIT 101 F, Sylmar, CA, 91342
Use our bidding system to
request a quote
Jr Development Construction
Serving clients throughout Sylmar and the greater Los Angeles area, Jr Development Inc brings 25 years of experience to residential construction and remodeling projects. The company specializes in custom home building, home additions, and extensive renovation work for single-family properties. Portfolio highlights include ground-up construction, kitchen and bathroom remodels, and room expansions tailored to client specifications. Jr Development Inc manages all phases of construction, from initial planning and permitting through final completion. The team is experienced in both traditional and contemporary design styles, providing solutions for a range of homeowner needs. Projects frequently include updates to electrical, plumbing, and HVAC systems as part of larger renovation scopes. Based in Sylmar, the company serves neighborhoods across the San Fernando Valley and surrounding communities.
Jr Development Inc Services
Start a project today:
Jr Development Inc Contact Information
Phone Number: (818) 764-4288
Edit
Address: 15815 MONTE ST UNIT 101 F, Sylmar, CA 91342
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Jr Development Inc Sylmar
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Jr Development Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
4 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Jr Development Inc has worked on at least
16.0 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
|
4 projects
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
4 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $32,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Change of use from retail to medical office (dental) tenant improvement interior remodel-expansion of (e) dental office into (n) dental office. new non bearing and struct bearing walls susp and drywall ceiling doors millwork and fimsh. addition of (1) single restroom in replacement of exterior storefront and door at same location
Valuation:
$185,000
Permit #:
23016-10000-38208
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
07-21-2023 changes to an approved set of plan changes include revised panel schedule remove 1 panel and combine circuits to 2 panels. update brach circuits on the floor plan for revised panel schedule. reuse the existing service. all changes has been clouded. note partial permit for branch circuits paid for under master application
Valuation:
N/A
Permit #:
22041-20002-68543
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[eplan] full plan check for new 800a 120/240v. 1phase 3wire service upgrade. new lighting and power loads. total square footage = 3251 sf
Valuation:
N/A
Permit #:
23041-10000-66096
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Eplan. full pc for a tenant improvement. scope of work includes new indoor lihgitng controls and power equipment being installed. (1) 112.5kva transformer (1) 400a panel (1) 225a panel (2) ups panels and (2) 100a panels. total energy affect area: 1331 sq. ft
Valuation:
N/A
Permit #:
21041-10000-02051
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Convert attached 1 car garage into a jadu pe ca govt. code 65852.2(e)(1)(a) and 65852.22. interior remodel of (e) house to addition a laundry closet. ***all work per wfpp**
Valuation:
$25,000
Permit #:
24016-30000-09858
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to 20010-10000-03746 for plan revisions including location of rec room utility rooms stairs garage layout. correct structural inventory
Valuation:
$156,000
Permit #:
20010-10002-03746
Status:
plancheck
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to 24016-20000-02170 to revise accessible ramp & path of travel
Valuation:
$32,000
Permit #:
24016-20001-02170
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change of use from office to medical office and tenant improvement: remove some exisiting interior partition walls addition new interior non-bearingbearing walls replace entire exisiting ceiling and interior finishes. upgrade exisiting restroom to meet accessiblity requirements
Valuation:
$195,000
Permit #:
19016-10000-10161
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change of use ti: retail to dental office - 3420 sf addition of truncated domes *3/24/23-fg* 08/17/23 revisions: gas line sub permit bp-2023-15888
Valuation:
$239,400
Permit #:
BP-2022-20007
Status:
complete
Fee:
N/A
Permit Type:
Office bank and p...
Building Type:
N/A
Supplemental plan check only for changes to approved set clouded changes only. change to power floor plan for change to homerun. change to single line diagram for changes to feeder information fault current calc and voltage drop calc. lastly change to panel schedule load
Valuation:
N/A
Permit #:
21041-10001-02051
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
7/15/2019 changes to an approved set of plans. addition of 2 transformers and panels changers to lighting design and revised energy calculations. ((((plan check for power and energy. project site is an tenant suite in an existing commercial building. project scope is a change of use from office to medical office. total lighting area = 1, 838 sq. ft. note: building application has been... see more
Valuation:
N/A
Permit #:
18041-20001-48297
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plan check for health care facilty art 517 addition of medical care facilty to existing dental office. total lighting area: 2 310 sq ft. b#23016-10000-22057
Valuation:
N/A
Permit #:
23041-20000-54373
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Changes to an approved set of plans. supplemental. scope of change includes installation of new lighting fixtures and branch circuits changes to lighting and power plans revisions to t24 forms and panel schedules and a change to the engineer on record (no authoriztion letter from previous engineer new plan design). ********************************************************** pc for powe... see more
Valuation:
N/A
Permit #:
18041-10002-24404
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to permit # 18016-10000-20869 which includes exterior modifications to revise entrance and place new storefront also approximately 1, 000 s.f. of interior remodel addition of dental chairs and associated millwork. addition of sterilization lab. scope will also include change architect of record
Valuation:
$501
Permit #:
18016-10003-20869
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
T. i. - chg of use from office to dental office @ 2nd floor unit 208 & 209. irregular shape (31.25 x 60')
Valuation:
$90,000
Permit #:
14016-20000-01890
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[eplan] full plan check for tenant improvement to existing dentist office. new panels lighting and power loads. total square footage = 2010 sf
Valuation:
N/A
Permit #:
22041-10000-68543
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Grading for new affordable housing apartment board file 220063 approved for an export of 4 246 cubic yards
Valuation:
$4,246
Permit #:
22030-10000-05944
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New 7-unit apartment building w subterranean garage
Valuation:
$1,500,000
Permit #:
16010-30000-01714
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Delta 6 changes to approved plans. providing a 125w central inverter for some of the emergency lights and changing the t-24 lighting design. (((full pc for new dental office (change of use) area of work is 1758 sqft (high rise building).)))
Valuation:
N/A
Permit #:
19041-10001-12761
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change of use from retail to medical office. tenant improvement to include new offices ada restroom x-ray room new ceilings partitions
Valuation:
$360,000
Permit #:
18016-10000-22787
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Similar Contractors See more
177
BZ Score
$10K
Avg Project
-
Projects
185
BZ Score
$9.9K
Avg Project
-
Projects
192
BZ Score
$27.9K
Avg Project
-
Projects
Jr Development Inc Reviews
BuildZoom hasn't received any reviews for Jr Development Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
Jr Development Inc License info
Verified License
| License # | 561978 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Jr Development Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Everest National Insurance Company |
91
Permits
- Building permit records show that Jr Development Inc has worked on 91 permitted projects.
Jr Development Inc Employees
AC
Adi Cohen
Officer
AC
Adi Cohen
Officer
JT
Jacob Tikosky
Sole Owner
RT
Ron Tikosky
Rmo
RT
Ron Tikosky
Rmo