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
Hiring this contractor?
Get alerts if their license status changes.
You're monitoring this license!
We'll email you if the license status, bond, or complaint history changes.
Something went wrong
Is this your business?
Claim your profile to manage your listing.
Claim request submitted!
We'll be in touch at the email you provided to verify your identity.
Something went wrong
CTW MECHANICAL INC
- License Number
- 761595
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 544 2ND AVENUE SAN FRANCISCO, CA, 94118 San Francisco County
- Phone
- (415) 760 8318
License Dates
Issued
04/14/1999
Expires
04/30/2027
Expires in 13 months
Reissued
04/10/2017
CSLB Last Updated
05/27/2025
License Classifications
Personnel & Officers
WANG MATTHEW CHUN-TAK
Responsible Managing Officer/Chief Executive Officer/President
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #100909414
Effective: 02/01/2025
Workers' Compensation
Carrier: TECHNOLOGY INSURANCE COMPANY INC
Policy #TWC4597306
Effective: 04/09/2025
Expires: 04/09/2026
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
735 Jackson St, 94133
restaurant space: repair drywall approx 60 sq ft for water damage, and plumbing repairs. repair dry rotten plywood on floor approx 2x2 due to water damage. change floor tiles. all work is interior.
$5,000
2026-03-23
otc alterations permit
1140 Folsom St, 94103
remove a counter and associated seats from approved seating plans to provide limited retail grocery use in (e) restaurant still under construction . overall occupancy will be reduced slighty based on
$3,000
2026-03-11
sign - erect
1140 Folsom St, 94103
install 2 electric projecting single faced signs: (mommy's indian gorcery)
$2,500
2026-03-11
otc alterations permit
2149 Chestnut St, 94123
install type 1 hood, exhaust fan and make up air fan.
$20,000
2024-11-20
otc alterations permit
2608 Ocean Av, 94132
install 2 type 1 hoods, fans and make-up air fan, install (n) cooking equipment and pony wall. relocate (e) hand sink
$75,000
2024-10-28
otc alterations permit
505 Washington St, 94111
remodel extg food facility, provide new wall, floor finishes. install new type 1, new exhaust fan and make up air unit. install new appliances.
$218,500
2024-07-23
otc alterations permit
2343 03rd St, 94107
ste 330: install split system heatpump for humidity control. condensing unit on roof
$15,000
2024-05-23
otc alterations permit
1242 Stockton St, 94133
ti for restaurant to replace 4 (e) hoods, remodel restroom to be ada complaint, and widen front entrance door
$180,000
2024-04-01
otc alterations permit
295 Divisadero St, 94117
install general ventilation system, remodel kitchen & bar.
$168,500
2024-03-20
otc alterations permit
1242 Stockton St, 94133
remove extg kitchen floor tile, aprox. 1000 sf per ab-17
$2,000
2024-03-12
Showing 10 of 71 permits
Verify this record on the official state licensing board
View on Contractors State License Board (CSLB) →Learn how to verify contractor licenses in California
California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
Verify Another Contractor
Homeowner Resources
Other Licensed B| C20 in SAN FRANCISCO
OCEANSIDE SHEETMETAL INC
License #968537 · CA
SAN FRANCISCO HEATING AND COOLING
License #981900 · CA
KEVEL HOME PERFORMANCE
License #1021221 · CA
MECH 23 INC
License #1054859 · CA
IY DEVELOPMENT & RENOVATION INC
License #1077677 · CA