Nelson Byron N, B General Building Contractor in Penngrove, CA
Nelson Byron N operating as a sole owner holds an active California contractor license (CSLB #586171), valid through Jan 31, 2028. First issued in 1990, the license has been on the CSLB roster for 36 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Penngrove, in Sonoma County, California.
- License Number
- 586171
- Issued
- Jan 20, 1990
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800211577
- Effective
- Jan 31, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 13, 2025
- 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 Nelson Byron N licensed in California?
Yes. Nelson Byron N holds California Contractors State License Board license number 586171, which is active and in good standing. The license was first issued on January 20, 1990. It is valid through January 31, 2028.
What does Nelson Byron N specialize in?
Nelson Byron N is licensed for one CSLB classification: B General Building Contractor.
Where is Nelson Byron N headquartered?
Nelson Byron N is headquartered at Po Box 584, Penngrove, CA 94951, in Sonoma County, California.
Does Nelson Byron N have an active surety bond on file with CSLB?
Yes. Nelson Byron N has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Nelson Byron N carry workers' compensation coverage?
Nelson Byron N reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Nelson Byron N's contractor license?
You can verify Nelson Byron N's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=586171.
- License issuedJan 20, 1990
- WC coverage startsDec 13, 2025
- Bond activeJan 31, 2026
- License expiresJan 31, 2028
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