N T K CONSTRUCTION INC
License
- Status
- CLEAR
- First issued
- December 14, 2004
- Expires
- December 31, 2026
- Entity
- Corporation
- Address of record
- 501 CESAR CHAVEZ STSTE 115, San Francisco, CA 94124
- Phone of record
- (415) 643 1900
Contractor bond
- Surety
- LIBERTY MUTUAL INSURANCE COMPANY
- Bond number
- 070210559
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- TRAVELERS PROPERTY CASUALTY COMPANY OF AMERICA
- Policy number
- UBB40311732626G
- Effective
- June 1, 2026
- Expires
- June 1, 2027
Are they licensed for your job?
A California contractor may only contract for work their classification covers. Pick the job and this reads the license on file against it.
Licensed to perform
- A General Engineering Contractor
- B General Building Contractor
- C-31 Construction Zone Traffic Control Contractor
- C-36 Plumbing Contractor
- HAZ Hazardous Substance Removal Certification
A contractor may only contract for work within their classifications. See all 19 licensed construction zone traffic control contractors in San Francisco.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| KWOK SAMMY CHEE WAI | Officer | December 14, 2004 | Current |
| TRAN TIN QUANG | Responsible Managing Officer/Chief Executive Officer/President | January 23, 2009 | Current |
| TRAN TIN QUANG | Responsible Managing Officer/Chief Executive Officer/President | February 24, 2009 | Current |
| TRAN TIN QUANG | Responsible Managing Officer/Chief Executive Officer/President | April 21, 2009 | Current |
| TRAN TIN QUANG | Responsible Managing Officer | March 20, 2006 | January 23, 2009 |
| TRAN TIN QUANG | Responsible Managing Officer/Chief Executive Officer/President | December 14, 2004 | March 20, 2006 |
Verified status badge
Put this on your website or in a bid packet. It reads the state’s record live every time someone loads it, so it is never a screenshot of a good day. Free, and you don’t need to claim this listing to use it.
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<img src="https://bookofbuilders.com/badge/851273.svg" alt="N T K CONSTRUCTION INC — California contractor license #851273 status, verified against CSLB records" width="268" height="76">
</a>The badge shows whatever the CSLB record says — including a suspension or lapsed coverage. There is no paid version and no way to change what it displays. That is what makes it worth showing. The same data as JSON if you’d rather build your own.
Is this your license?
Claim this page to add your photos, description, service area and contact details. The state’s record above stays exactly as it is — claiming adds to a page, it never edits or hides anything the CSLB reports.
Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly CSLB file. Confirm at the CSLB’s official record before signing a contract.