C N B Corporation, A General Engineering Contractor in Downey, CA
C N B Corporation operating as a corporation holds an active California contractor license (CSLB #789423), valid through Feb 28, 2027. First issued in 2001, the license has been on the CSLB roster for 25 years. It carries 3 CSLB classifications: A General Engineering Contractor, B General Building Contractor, and C-51 Structural Steel Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and a previously-filed workers' compensation policy with Insurance Company of the West that is no longer active. The business is based in Downey, in Los Angeles County, California.
- License Number
- 789423
- Issued
- Jan 4, 2001
- Status
- CLEAR
- Expires
- Feb 28, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100565218
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Insurance Company of the West
- Policy Number
- WSA508553200
- Effective
- Jul 20, 2025
- Expires
- Jul 20, 2026
This contractor has a compliance issue in its public CSLB record:
- 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 C N B Corporation licensed in California?
Yes. C N B Corporation holds California Contractors State License Board license number 789423, which is active and in good standing. The license was first issued on January 4, 2001. It is valid through February 28, 2027.
What does C N B Corporation specialize in?
C N B Corporation is licensed for 3 CSLB classifications: A General Engineering Contractor, B General Building Contractor, and C-51 Structural Steel Contractor.
Where is C N B Corporation headquartered?
C N B Corporation is headquartered at 7818 Irwingrove Drive, Downey, CA 90241, in Los Angeles County, California.
Does C N B Corporation have an active surety bond on file with CSLB?
Yes. C N B Corporation has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does C N B Corporation carry workers' compensation coverage?
C N B Corporation has a previously-filed workers' compensation policy with Insurance Company of the West that is no longer active.
How do I verify C N B Corporation's contractor license?
You can verify C N B Corporation's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=789423.
- License issuedJan 4, 2001
- Bond activeJan 1, 2023
- WC coverage startsJul 20, 2025
- WC expiredJul 20, 2026
- License expiresFeb 28, 2027
- Oltmans Construction CO#86393Whittier·A General Engineering Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Cowelco#123129Long Beach·B General Building Contractor
- Brightview Landscape Development#133947San Fernando·A General Engineering Contractor
- Morley Construction Company#166461Santa Monica·A General Engineering Contractor
- Olsen H C Construction Company INC#177029Monrovia·A General Engineering Contractor
- Tomco Construction#188540Torrance·A General Engineering Contractor
- Beach City Contractors Group INC#192592Long Beach·A General Engineering Contractor
Working a California job with C N B Corporation, 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 C N B Corporation? Claim or correct this profile