Public CSLB records

Thermsol, C-20 HVAC Contractor in Hacienda Heights, CA

License #1033123·Sole Owner·Hacienda Heights, Los Angeles County
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Summary

Thermsol operating as a sole owner holds an active California contractor license (CSLB #1033123), valid through Nov 30, 2027. First issued in 2017, the license has been on the CSLB roster for 9 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Hudson Insurance Company and active workers' compensation coverage from Technology Insurance Company INC. The business is based in Hacienda Heights, in Los Angeles County, California.

Business Information
Address
16139 Atglen Street
Hacienda Heights, CA 91745
License Details & Classifications
License Number
1033123
Issued
Nov 20, 2017
Status
CLEAR
Expires
Nov 30, 2027
Entity
Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
Hudson Insurance Company
Bond Number
30143947
Effective
Jun 27, 2024
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Technology Insurance Company INC
Policy Number
TWC4712910
Effective
Nov 25, 2025
Expires
Nov 25, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Thermsol licensed in California?

Yes. Thermsol holds California Contractors State License Board license number 1033123, which is active and in good standing. The license was first issued on November 20, 2017. It is valid through November 30, 2027.

What does Thermsol specialize in?

Thermsol is licensed for one CSLB classification: C-20 HVAC Contractor.

Where is Thermsol headquartered?

Thermsol is headquartered at 16139 Atglen Street, Hacienda Heights, CA 91745, in Los Angeles County, California.

Does Thermsol have an active surety bond on file with CSLB?

Yes. Thermsol has an active California contractor surety bond filed with Hudson Insurance Company.

Does Thermsol carry workers' compensation coverage?

Yes. Thermsol carries active workers' compensation coverage through Technology Insurance Company INC.

How do I verify Thermsol's contractor license?

You can verify Thermsol's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1033123.

Activity Timeline
  1. License issuedNov 20, 2017
  2. Bond activeJun 27, 2024
  3. WC coverage startsNov 25, 2025
  4. WC expiresNov 25, 2026
  5. License expiresNov 30, 2027
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Working a California job with Thermsol, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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