Sonco, C-20 HVAC Contractor in Winters, CA
Sonco operating as a partnership holds an active California contractor license (CSLB #1144800), valid through Oct 31, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries 2 CSLB classifications: C-20 HVAC Contractor and C-43 Sheet Metal Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Markel Insurance Company. The business is based in Winters, in Yolo County, California.
- License Number
- 1144800
- Issued
- Oct 9, 2025
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Partnership
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100998873
- Effective
- Oct 2, 2025
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Markel Insurance Company
- Policy Number
- MWC020781704
- Effective
- Dec 5, 2025
- Expires
- Dec 5, 2026
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Sonco licensed in California?
Yes. Sonco holds California Contractors State License Board license number 1144800, which is active and in good standing. The license was first issued on October 9, 2025. It is valid through October 31, 2027.
What does Sonco specialize in?
Sonco is licensed for 2 CSLB classifications: C-20 HVAC Contractor and C-43 Sheet Metal Contractor.
Where is Sonco headquartered?
Sonco is headquartered at P O Box 693, Winters, CA 95694, in Yolo County, California.
Does Sonco have an active surety bond on file with CSLB?
Yes. Sonco has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Sonco carry workers' compensation coverage?
Yes. Sonco carries active workers' compensation coverage through Markel Insurance Company.
How do I verify Sonco's contractor license?
You can verify Sonco's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1144800.
- Bond activeOct 2, 2025
- License issuedOct 9, 2025
- WC coverage startsDec 5, 2025
- WC expiresDec 5, 2026
- License expiresOct 31, 2027
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