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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DJ CONSTRUCTION CO
- License Number
- 503582
- State
- California
- Status
- active
- Business Type
- Sole Owner
- Address
- 516 JERSEY ST SAN FRANCISCO, CA, 94114 San Francisco County
- Phone
- (415) 286 3880
License Dates
Issued
01/02/1987
Expires
10/31/2027
Expires in 19 months
Inactivated
02/01/2021
Reactivated
10/27/2023
CSLB Last Updated
09/15/2025
License Classifications
Personnel & Officers
WONG YIU LUN
Sole Owner
Contractor Bond
Amount: $25,000
Company: MERCHANTS BONDING COMPANY (MUTUAL)
Bond #100245347
Effective: 10/10/2023
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)
additions alterations or repairs
556 29th St, 94131
partially enclose existing porch, widen (e) doorway,remove (e)closet & convert to 1/2 bath (powder room),located at front foyer,install 1 front window to match (e) windows.
$50,000
otc alterations permit
1437 26th Av, 94122
kitchen remodel. no relocations. no walls removed.
$22,347
2020-03-13
otc alterations permit
1342 26th Av, 94122
apt 1: remodel kitchen & bathroom. no walls moved or modified.
$33,000
2019-10-01
otc alterations permit
1 Daniel Burnham Ct, 94109
kitchen remodel. remove and replace cabinets, counters, and appliances. no change in wall layout and openings.
$30,000
2019-06-21
otc alterations permit
22 Country Club Dr, 94132
add living space on g/f to include 1 bath, 2 bedrooms, relocate washer/dryer, water heater & furnace in garage. no work on 2nd floor.
$60,000
2018-01-08
otc alterations permit
18 Wilder St, 94131
kitchen remodel. remove and replace cabinets, counters, appliances and flooring. no relocations and no wall removed
$17,000
2017-12-01
otc alterations permit
4300 Anza St, 94121
#1- remodeling (e) apartment unit #1 at 1st fl. add (2) bedrooms and half bathroom. relocate (e) kitchen & bathroom.
$121,000
2017-11-01
otc alterations permit
4300 Anza St, 94121
soft story retrofit per sfebc chapter 4d engineering criteria 2016 cebc appendix a-4
$27,000
2017-08-16
otc alterations permit
1 Daniel Burnham Ct, 94109
unit #417: kitchen - replace cabinets, counters,appliances and flooring. no relocations & no walls removed.
$25,000
2017-07-24
otc alterations permit
1841 24th Av, 94122
add two (2) bedrooms, one storage and one bath on 1/f, relocate waterheater and furnace, replace exterior landing and stairs with (n) deck and stairs.
$60,000
2016-09-14
Showing 10 of 58 permits
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