Sonco
Winters · Yolo County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists Sonco in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 0.7 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #1144800 verify on CSLB ↗
- Classifications
- C-20, C-43
- Years licensed
- 0.7 years since 10/09/2025
- Contractor bond
- $25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ comp
- Current MARKEL INSURANCE COMPANY
- Business type
- Partnership
- Address of record
- P O Box 693, Winters, CA 95694
Frequently Asked Questions
Is Sonco a licensed HVAC contractor in California?
Yes. Sonco holds California CSLB contractor license #1144800 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is Sonco licensed to perform?
License #1144800 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: C43.
Is Sonco bonded?
Yes. Sonco carries contractor's bond #100998873 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.
Does Sonco carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with MARKEL INSURANCE COMPANY, with a policy expiration of 12/05/2026.
How long has Sonco held its contractor license?
License #1144800 was originally issued on 10/09/2025, approximately 1 years ago (as of July 2026).
Where is Sonco located?
Sonco is based in Winters, Yolo County, CA 95694.