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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3 N 1 CONSTRUCTION INC
- License Number
- 1005965
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 2385 TIPPERARY AVE SOUTH SAN FRANCISCO, CA, 94080 San Mateo County
- Phone
- (415) 310 8878
License Dates
Issued
07/29/2015
Expires
06/30/2026
Expires in 11 weeks
Reissued
06/30/2016
Inactivated
07/29/2015
Reactivated
06/30/2016
CSLB Last Updated
05/24/2024
License Classifications
Personnel & Officers
MAK KA WANG
Responsible Managing Officer/Chief Executive Officer/President
Contractor Bond
Amount: $25,000
Company: HUDSON INSURANCE COMPANY
Bond #30014150
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
3027 Rivera St, 94116
recommencement and completion of work approved under pa# 202104027779.
$1,300
2026-01-16
otc alterations permit
1778 35th Av, 94122
permit application in response to the nov #2025-43842 to repair the damged portion of the foundation and exterior wall caused by the car collision.
$25,000
2025-12-01
otc alterations permit
2733 Ortega St, 94116
install hardie cement siding plank on top of existing wood siding on rear wall only. customer states that existing siding is in good condition and any existing rot will be removed and substrate replac
$10,000
2025-08-19
otc alterations permit
2122 22nd Av, 94116
add new media room on 1/f. 2)install barsink in both new media room and (e) family room on 1/f. 3)remodel 2/f bathroom. 4)add a bedroom separation wall on 2/f of (e) rear addition.
$47,571
2025-02-26
otc alterations permit
1271 14th Av, 94122
bath remodel with water fixture rearrangement. no wall removal. replace in kind. tiles, vanity, convert existing tub to standing showr with same footprint. move toilet to existing standing shower spac
$28,000
2025-01-15
otc alterations permit
2122 22nd Av, 94116
2/f: remodel rear additional bathroom. replace in kind and no wall removal.
$28,000
2025-01-15
otc alterations permit
500 Ellington Av, 94112
bathroom remodel with water fixture rearragement . no wall removal. replace in-kind: tiles, vanity. convert existing tub to standing shower with same footprint. move toilet to existing standing shower
$20,552
2024-08-26
otc alterations permit
611 38th Av, 94121
in response to dbi complaint 202425913. add new bathroom and remodel existing kitchen at 2/f. reconfigure existing bathroom at 3/f. no exterior work.
$60,000
2024-08-13
otc alterations permit
933 Vicente St, 94116
repair/add on west side of exterior wall for 7" hardie cement plank siding. (approx. 500 sq ft). extg wall with wood siding material
$3,000
2023-12-05
otc alterations permit
3022 Vicente St, 94116
repair & replace front end of the house's stucco. only stucco work at front wall.
$5,000
2023-12-05
Showing 10 of 18 permits
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