Warm Zone INC, C-4 Boiler, Hot Water Heating and Steam Fitting Contractor in Sebastopol, CA
Warm Zone INC operating as a corporation holds an active California contractor license (CSLB #412438), valid through Jun 30, 2026. First issued in 1981, the license has been on the CSLB roster for 45 years. It carries 2 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor and C-36 Plumbing Contractor. Records show a previously-filed surety bond from Western Surety Company that is no longer active and active workers' compensation coverage from Security National Insurance Company. The business is based in Sebastopol, in Sonoma County, California.
- License Number
- 412438
- Issued
- Aug 18, 1981
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- Western Surety Company
- Bond Number
- 69353357
- Effective
- Jan 1, 2023
- Status
- Cancelled
- Cancelled
- Jun 25, 2026
- Coverage
- Workers' Compensation Insurance
- Carrier
- Security National Insurance Company
- Policy Number
- TES4678574
- Effective
- Oct 1, 2025
- Expires
- Oct 1, 2026
This contractor has a compliance issue in its public CSLB record:
- Contractor bond cancelled
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Warm Zone INC licensed in California?
Yes. Warm Zone INC holds California Contractors State License Board license number 412438, which is active and in good standing. The license was first issued on August 18, 1981. It is valid through June 30, 2026.
What does Warm Zone INC specialize in?
Warm Zone INC is licensed for 2 CSLB classifications: C-4 Boiler, Hot Water Heating and Steam Fitting Contractor and C-36 Plumbing Contractor.
Where is Warm Zone INC headquartered?
Warm Zone INC is headquartered at 3430 Hicks Road, Sebastopol, CA 95472, in Sonoma County, California.
Does Warm Zone INC have an active surety bond on file with CSLB?
Warm Zone INC has a previously-filed surety bond from Western Surety Company that is no longer active.
Does Warm Zone INC carry workers' compensation coverage?
Yes. Warm Zone INC carries active workers' compensation coverage through Security National Insurance Company.
How do I verify Warm Zone INC's contractor license?
You can verify Warm Zone INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=412438.
- License issuedAug 18, 1981
- Bond activeJan 1, 2023
- WC coverage startsOct 1, 2025
- Bond cancelledJun 25, 2026
- License expiresJun 30, 2026
- WC expiresOct 1, 2026
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