Castillo Electrical Services, C-10 Electrical Contractor in Santa Rosa, CA
Castillo Electrical Services operating as a sole owner holds an active California contractor license (CSLB #940866), valid through Dec 31, 2027. First issued in 2009, the license has been on the CSLB roster for 17 years. It carries a single CSLB classification: C-10 — Electrical 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 Santa Rosa, in Sonoma County, California.
- License Number
- 940866
- Issued
- Dec 14, 2009
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100804866
- Effective
- Sep 25, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 18, 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 Castillo Electrical Services licensed in California?
Yes. Castillo Electrical Services holds California Contractors State License Board license number 940866, which is active and in good standing. The license was first issued on December 14, 2009. It is valid through December 31, 2027.
What does Castillo Electrical Services specialize in?
Castillo Electrical Services is licensed for one CSLB classification: C-10 Electrical Contractor.
Where is Castillo Electrical Services headquartered?
Castillo Electrical Services is headquartered at 1030 St Helena Ave, Santa Rosa, CA 95404, in Sonoma County, California.
Does Castillo Electrical Services have an active surety bond on file with CSLB?
Yes. Castillo Electrical Services has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Castillo Electrical Services carry workers' compensation coverage?
Castillo Electrical Services reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Castillo Electrical Services's contractor license?
You can verify Castillo Electrical Services's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=940866.
- License issuedDec 14, 2009
- Bond activeSep 25, 2023
- WC coverage startsNov 18, 2025
- License expiresDec 31, 2027
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