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
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DER CONSTRUCTION
- License Number
- 505745
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 552 FOURTH AVENUE SAN FRANCISCO, CA, 94118 San Francisco County
- Phone
- (415) 225 3698
License Dates
Issued
02/18/1987
Expires
02/28/2027
Expires in 11 months
CSLB Last Updated
03/10/2025
License Classifications
Personnel & Officers
DER DONALD JON
Sole Owner
Contractor Bond
Amount: $25,000
Company: WESTERN SURETY COMPANY
Bond #67231433
Effective: 02/28/2025
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
470 Duboce Av, 94117
repair fire proofing at ceiling in garage. provide 5/8" type x fire tape plaster (item 3) approx 4'x8'. provide hand/guard rails at 4 risers or more for rear stairs. (item 14) . to comply with nov#200
$1,200
2009-03-17
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