License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
WC exempt
No employees — exempt from requirement
Clean record
No complaints or disciplinary actions
Hiring this contractor?
Get alerts if their license status changes.
You're monitoring this license!
We'll email you if the license status, bond, or complaint history changes.
Something went wrong
Is this your business?
Claim your profile to manage your listing.
Claim request submitted!
We'll be in touch at the email you provided to verify your identity.
Something went wrong
ADVANCED WINDOW SYSTEMS
- License Number
- 598861
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 1406 OLD COUNTY ROAD BELMONT, CA, 94002 San Mateo County
- Phone
- (650) 591 5253
License Dates
Issued
07/25/1990
Expires
07/31/2026
Expires in 4 months — verify renewal before long contracts
CSLB Last Updated
06/25/2024
License Classifications
Personnel & Officers
WERNEY DONALD GEORGE
Sole Owner
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #SC6027523
Effective: 01/01/2023
Workers' Compensation
Owner/officer with no employees — exempt from WC requirement
CSLB designation: Exempt
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
Building Permits
Source: LA City Open Data (LADBS)
otc alterations permit
121 Mateo St, 94131
remove and replace five windows size to size same location at front, wood clad fibrex (not vinyl). all to be double hung. u-factor of windows not to exceed 0.40.
$3,000
2011-05-19
otc alterations permit
279 Oak Park Dr, 94131
remove and replace one patio door size for size same location, not visible from street
$2,300
2011-05-19
Verify this record on the official state licensing board
View on Contractors State License Board (CSLB) →Learn how to verify contractor licenses in California
California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
Verify Another Contractor
Homeowner Resources
Other Licensed C17 in BELMONT
BONCORE BUILDERS INC
License #1000688 · CA
BAKIRMAN ONUR GUNER
ONUR GUNER BAKIRMAN
License #1006972 · CA
KALINNA ELECTRIC INCORPORATED
License #1010038 · CA
HEIRLOOM BUILDER
License #1026622 · CA
HEAD IN THE CLOUD INC
License #1015415 · CA