Public CSLB records

Polar Air Services, C-20 HVAC Contractor in Clayton, CA

License #974017·Sole Owner·Clayton, Contra Costa County
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Summary

Polar Air Services operating as a sole owner holds California contractor license #974017, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 2012, the license has been on the CSLB roster for 14 years. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and active workers' compensation coverage from Continental Casualty Company. The business is based in Clayton, in Contra Costa County, California.

Business Information
Address
P O Box 254
Clayton, CA 94517
License Details & Classifications
License Number
974017
Issued
Jun 15, 2012
Status
CLEAR
Expires
Jun 30, 2026
Entity
Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
Business Alliance Insurance Company
Bond Number
G110608120736
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Continental Casualty Company
Policy Number
8035671235
Effective
Oct 1, 2025
Expires
Oct 1, 2026
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
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 Polar Air Services licensed in California?

Polar Air Services previously held California Contractors State License Board license number 974017, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 15, 2012.

What does Polar Air Services specialize in?

Polar Air Services is licensed for one CSLB classification: C-20 HVAC Contractor.

Where is Polar Air Services headquartered?

Polar Air Services is headquartered at P O Box 254, Clayton, CA 94517, in Contra Costa County, California.

Does Polar Air Services have an active surety bond on file with CSLB?

Yes. Polar Air Services has an active California contractor surety bond filed with Business Alliance Insurance Company.

Does Polar Air Services carry workers' compensation coverage?

Yes. Polar Air Services carries active workers' compensation coverage through Continental Casualty Company.

How do I verify Polar Air Services's contractor license?

You can verify Polar Air Services's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=974017.

Activity Timeline
  1. License issuedJun 15, 2012
  2. Bond activeJan 1, 2023
  3. WC coverage startsOct 1, 2025
  4. License expiredJun 30, 2026
  5. WC expiresOct 1, 2026
Other contractors in Contra Costa County
California lien & payment resources

Working a California job with Polar Air Services, 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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