Trainor Builders, B General Building Contractor in St Helena, CA
Trainor Builders operating as a corporation holds an active California contractor license (CSLB #299037), valid through Oct 31, 2026. First issued in 1974, the license has been on the CSLB roster for 52 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Omaha National Casualty Company. The business is based in St Helena, in Napa County, California.
- License Number
- 299037
- Issued
- Oct 4, 1974
- Status
- CLEAR
- Expires
- Oct 31, 2026
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 100029655
- Effective
- May 17, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Omaha National Casualty Company
- Policy Number
- ONCC0701308403
- Effective
- Jul 17, 2025
- Expires
- Jul 17, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Trainor Builders licensed in California?
Yes. Trainor Builders holds California Contractors State License Board license number 299037, which is active and in good standing. The license was first issued on October 4, 1974. It is valid through October 31, 2026.
What does Trainor Builders specialize in?
Trainor Builders is licensed for one CSLB classification: B General Building Contractor.
Where is Trainor Builders headquartered?
Trainor Builders is headquartered at 1229 Adams Street,suite B, St Helena, CA 94574, in Napa County, California.
Does Trainor Builders have an active surety bond on file with CSLB?
Yes. Trainor Builders has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Trainor Builders carry workers' compensation coverage?
Yes. Trainor Builders carries active workers' compensation coverage through Omaha National Casualty Company.
How do I verify Trainor Builders's contractor license?
You can verify Trainor Builders's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=299037.
- License issuedOct 4, 1974
- Bond activeMay 17, 2023
- WC coverage startsJul 17, 2025
- WC expiresJul 17, 2026
- License expiresOct 31, 2026
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