License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
Insured
Workers' comp coverage on file
Clean record
No complaints or disciplinary actions
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CAL STATE ROOFING CO INC
- License Number
- 530721
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 509 MAYFAIR AVE SOUTH SAN FRANCISCO, CA, 94080 San Mateo County
- Phone
- (415) 954 2278
License Dates
Issued
05/20/1988
Expires
05/31/2026
Expires in 7 weeks
CSLB Last Updated
08/20/2025
License Classifications
Personnel & Officers
GUIDOTTI GEORGE JOSEPH
Officer
WEON MINJU
Officer
SHIN HOWARD| SHIN HWAL SOO
Responsible Managing Officer/Chief Executive Officer/President
CHOI SEONGBIN
Responsible Managing Officer/Chief Executive Officer/President
JUN SOON CHON
Responsible Managing Officer
SHIN OKHYUN C
Officer
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #100780564
Effective: 07/18/2023
Workers' Compensation
Carrier: STATE COMPENSATION INSURANCE FUND
Policy #9253276
Effective: 09/01/2018
Expires: 09/01/2026
CSLB designation: Workers' Compensation Insurance
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
5145 Geary Bl, 94118
reroofing
$12,000
otc alterations permit
1951 Stockton St, 94133
re-roofing. tear off old roof. install modified bitumen (sa). torch-down.
$13,000
2026-03-24
otc alterations permit
138 Gold Mine Dr, 94131
re-roofing. tear off old roof. install modified bitumen (sa). torch-down.
$12,000
2026-03-24
otc alterations permit
531 Guerrero St, 94110
re-roofing with hot works
$18,000
2026-03-03
otc alterations permit
519 Guerrero St, 94110
re-roofing (w/ hotworks)
$22,000
2026-02-13
otc alterations permit
2962 19th Av, 94132
re-roofing: remove and replace roofing material / existing roofing material (in-kind)
$14,000
2026-02-04
otc alterations permit
1871 30th Av, 94122
re-roofing: remove and replace roofing material / existing roofing material (in-kind)
$14,000
2026-02-04
otc alterations permit
26 Cuvier St, 94112
re-roofing: remove and replace roofing material / existing roofing material (in-kind)
$6,000
2026-01-09
otc alterations permit
2 Saint Charles Av, 94132
re-roofing: remove and replace roofing material / existing roofing material (in-kind)
$14,000
2025-12-11
otc alterations permit
1890 27th Av, 94122
re-roofing: remove and replace roofing material / existing roofing material (in-kind)
$17,000
2025-12-11
Showing 10 of 392 permits
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