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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ON TUNG INC
- License Number
- 1005809
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 575 2ND AVENUE SAN FRANCISCO, CA, 94118 San Francisco County
- Phone
- (415) 310 7573
License Dates
Issued
07/23/2015
Expires
07/31/2027
Expires in 16 months
CSLB Last Updated
02/13/2026
License Classifications
Personnel & Officers
LEE ON
Responsible Managing Officer
WEN DINGSHENG
Responsible Managing Officer/Chief Executive Officer/President
Contractor Bond
Amount: $25,000
Company: HUDSON INSURANCE COMPANY
Bond #30142054
Effective: 07/12/2024
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
1921 Taraval St, 94116
unit #4: remodel (e) kitchen in kind (replace counter, all cabinets, sink & re-wiring electrical). all work in unit #4 only.
$31,513
2025-06-02
otc alterations permit
1921 Taraval St, 94116
unit 4: convert (e) storage room, laundry room to bedroom. add 1 new bathroom & convert (e) powder room to full bathroom. install 2 wetbar. all work at g/f. (space for unit 4)
$110,000
2025-06-02
otc alterations permit
567 Wildwood Wy, 94112
revision to permit# 202209303514: remove original scope of work to replace (2) street facing windows for final building inspection.
$1
2024-01-19
otc alterations permit
2521 21st Av, 94116
remodel (e) kitchen, bathroom. construct 1 new bathroom. remove interior staircase & replace (e) sheet rock with new .all work on 2/f.
$80,000
2023-01-17
otc alterations permit
567 Wildwood Wy, 94112
2/f: create open floor plan for living/dining room/kitchen, reconfigure interior staircase, add primary bath, reconfigure/remodel full bath; ground f: shift rear wall to line w/(e) 2/f wall, reconfigu
$150,000
2022-10-07
otc alterations permit
240 Stratford Dr, 94132
remodel (e) bathroom. remove/replace fixtures w/ new at main floor.
$15,000
2021-04-21
otc alterations permit
220 Talbert St, 94134
1) convert extg one bedroom to 2 bedroom. construct one ful bathroom at ground floor. 2)relocate extg kitchen, bathroom, add one new bathroom & convert extg kitchen space to bedroom at 2nd floor.
$90,000
2019-12-18
otc alterations permit
392 Capp St, 94110
construct 2 bedrm, 2 full bathrm, media tm at grnd flr. replace and underpin partial foundation. rebuild interior stairs from 2nd to ground flr
$120,000
2019-05-31
otc alterations permit
344 Ewing Tr, 94118
revision to 201902193196, keep e door window. deleted sliding at gr fl. rearrange partial floor plan loyout and add studyroom at 2nd fl
$15,000
2019-05-24
otc alterations permit
23 Topeka Av, 94124
construct 2 bedroom, 2 full bath and media room at gr fl
$70,000
2019-05-01
Showing 10 of 16 permits
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