Kinzer Ronald J, B General Building Contractor in North Hills, CA
Kinzer Ronald J operating as a sole owner holds an active California contractor license (CSLB #488312), valid through Mar 31, 2028. First issued in 1986, the license has been on the CSLB roster for 40 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in North Hills, in Los Angeles County, California.
- License Number
- 488312
- Issued
- Mar 12, 1986
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100848552
- Effective
- Apr 6, 2024
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 26, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Kinzer Ronald J licensed in California?
Yes. Kinzer Ronald J holds California Contractors State License Board license number 488312, which is active and in good standing. The license was first issued on March 12, 1986. It is valid through March 31, 2028.
What does Kinzer Ronald J specialize in?
Kinzer Ronald J is licensed for one CSLB classification: B General Building Contractor.
Where is Kinzer Ronald J headquartered?
Kinzer Ronald J is headquartered at 9146 Swinton Avenue, North Hills, CA 91343, in Los Angeles County, California.
Does Kinzer Ronald J have an active surety bond on file with CSLB?
Yes. Kinzer Ronald J has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Kinzer Ronald J carry workers' compensation coverage?
Kinzer Ronald J reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Kinzer Ronald J's contractor license?
You can verify Kinzer Ronald J's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=488312.
- License issuedMar 12, 1986
- Bond activeApr 6, 2024
- WC coverage startsMar 26, 2026
- License expiresMar 31, 2028
- Niesner Frank#227508Calabasas·B General Building Contractor
- Padelford A J & Son INC#222840Artesia·B General Building Contractor
- Seidner Construction CO#214890Glendora·B General Building Contractor
- Rand Engineering Company#215000Los Angeles·B General Building Contractor
- Nadar INC#214554Pasadena·A General Engineering Contractor
- C A Buchen CORP#209850Sun Valley·B General Building Contractor
- Eide Industries INC#211771Cerritos·B General Building Contractor
- Eastside Construction CO INC#212643Downey·B General Building Contractor
Working a California job with Kinzer Ronald J, 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 Kinzer Ronald J? Claim or correct this profile