T Ko Iron Works, C-51 Structural Steel Contractor in American Canyon, CA
T Ko Iron Works operating as a sole owner holds California contractor license #920845, which is currently expired (lapsed Aug 31, 2026) and not valid to contract until it is renewed. First issued in 2008, the license has been on the CSLB roster for 18 years. It carries a single CSLB classification: C-51 — Structural Steel Contractor. Records show an active surety bond on file with American Contractors Indemnity Company. The business is based in American Canyon, in Napa County, California.
- License Number
- 920845
- Issued
- Aug 14, 2008
- Status
- CLEAR
- Expires
- Aug 31, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100255848
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- License does not have current W/C
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 12, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is T Ko Iron Works licensed in California?
T Ko Iron Works previously held California Contractors State License Board license number 920845, but the license expired on August 31, 2026 and is not currently valid. It was first issued on August 14, 2008.
What does T Ko Iron Works specialize in?
T Ko Iron Works is licensed for one CSLB classification: C-51 Structural Steel Contractor.
Where is T Ko Iron Works headquartered?
T Ko Iron Works is headquartered at 5353 Napa Vallejo Hwy 4, American Canyon, CA 94503, in Napa County, California.
Does T Ko Iron Works have an active surety bond on file with CSLB?
Yes. T Ko Iron Works has an active California contractor surety bond filed with American Contractors Indemnity Company.
How do I verify T Ko Iron Works's contractor license?
You can verify T Ko Iron Works's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=920845.
- License issuedAug 14, 2008
- Bond activeJan 1, 2023
- WC coverage startsSep 12, 2024
- License expiredAug 31, 2026
Working a California job with T Ko Iron Works, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own T Ko Iron Works? Claim or correct this profile