Updated: May 04, 2026
Location and Projects
Address
20341 LONDELIUS ST, Winnetka, CA, 91306
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Kwb Construction
Kwb Construction, 20341 Londelius St, Winnetka, CA (Employees: Antonin Bartik and Antonin Bartik) holds a General Building license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kwb Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Kwb Construction Services
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Kwb Construction Contact Information
Phone Number: (818) 438-8763
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Address: 20341 LONDELIUS ST, Winnetka, CA 91306
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Kwb Construction Winnetka
Quality
92
68th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kwb Construction has a BuildZoom score of 92, which places them above 68% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
Our building permit records indicate that Kwb Construction has worked on at least
2.0 projects over the past year.
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.
Replacing faucets appliances and bathroom fans
Valuation:
N/A
Permit #:
25042-90000-16159
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replacing bathroom fans
Valuation:
N/A
Permit #:
25044-90000-09921
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
T-shirts
Valuation:
$0
Permit #:
BUS1998-031361
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
BUS1998-011691
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to permit #23014-10000-04464 to change contractor license from 654337 to 1053082
Valuation:
N/A
Permit #:
23014-10002-04464
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to 23014-10000-04464 to revise floor plan and convert the ex trellis to covered patio
Valuation:
$10,000
Permit #:
23014-10001-04464
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Kwb Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Kwb Construction License info
Verified License
| License # | 1053082 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Kwb Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Kwb Construction Employees
AB
Antonin Bartik
Rmo / Ceo / Pres
AB
Antonin Bartik
Rmo / Ceo / Pres