Public CSLB records

Signal Heating & Air Conditioning

License #638992·Corporation·Livermore, Alameda County
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Summary

Signal Heating & Air Conditioning operating as a corporation is licensed in California under CSLB number 638992. The license was first issued in 1992, putting the business at 34 years on the active CSLB roster. 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 Zurich American Insurance Company. The business is based in Livermore, in Alameda County, California.

Business Information
Address
111 Lindbergh Ave Ste C
Livermore, CA 94551
License Details & Classifications
License Number
638992
Issued
Mar 9, 1992
Status
CLEAR
Expires
Mar 31, 2028
Entity
Corporation
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
Hudson Insurance Company
Bond Number
30134537
Effective
Nov 21, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Zurich American Insurance Company
Policy Number
WC551379908
Effective
Oct 1, 2025
Expires
Oct 1, 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 Signal Heating & Air Conditioning licensed in California?

Yes. Signal Heating & Air Conditioning holds California Contractors State License Board license number 638992. The license was first issued on March 9, 1992. It is valid through March 31, 2028.

What does Signal Heating & Air Conditioning specialize in?

Signal Heating & Air Conditioning is licensed for one CSLB classification: C-20 HVAC Contractor.

Where is Signal Heating & Air Conditioning headquartered?

Signal Heating & Air Conditioning is headquartered at 111 Lindbergh Ave Ste C, Livermore, CA 94551, in Alameda County, California.

Does Signal Heating & Air Conditioning have an active surety bond on file with CSLB?

Yes. Signal Heating & Air Conditioning has an active California contractor surety bond filed with Hudson Insurance Company.

Does Signal Heating & Air Conditioning carry workers' compensation coverage?

Yes. Signal Heating & Air Conditioning carries active workers' compensation coverage through Zurich American Insurance Company.

How do I verify Signal Heating & Air Conditioning's contractor license?

You can verify Signal Heating & Air Conditioning's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=638992.

Activity Timeline
  1. License issuedMar 9, 1992
  2. Bond activeNov 21, 2023
  3. WC coverage startsOct 1, 2025
  4. WC expiresOct 1, 2026
  5. License expiresMar 31, 2028
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