Avellar William G Heating and Air Conditioning
Avellar William G Heating and Air Conditioning operating as a sole owner is licensed in California under CSLB number 662900. The license was first issued in 1993, putting the business at 33 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 Great American Alliance Insurance Company. The business is based in Forestville, in Sonoma County, California.
- License Number
- 662900
- Issued
- Jan 13, 1993
- Status
- CLEAR
- Expires
- Jan 31, 2027
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30136096
- Effective
- Feb 1, 2024
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Great American Alliance Insurance Company
- Policy Number
- WCF45415600
- Effective
- Dec 19, 2025
- Expires
- Dec 19, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Avellar William G Heating and Air Conditioning licensed in California?
Yes. Avellar William G Heating and Air Conditioning holds California Contractors State License Board license number 662900. The license was first issued on January 13, 1993. It is valid through January 31, 2027.
What does Avellar William G Heating and Air Conditioning specialize in?
Avellar William G Heating and Air Conditioning is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Avellar William G Heating and Air Conditioning headquartered?
Avellar William G Heating and Air Conditioning is headquartered at P O Box 352, Forestville, CA 95436, in Sonoma County, California.
Does Avellar William G Heating and Air Conditioning have an active surety bond on file with CSLB?
Yes. Avellar William G Heating and Air Conditioning has an active California contractor surety bond filed with Hudson Insurance Company.
Does Avellar William G Heating and Air Conditioning carry workers' compensation coverage?
Yes. Avellar William G Heating and Air Conditioning carries active workers' compensation coverage through Great American Alliance Insurance Company.
How do I verify Avellar William G Heating and Air Conditioning's contractor license?
You can verify Avellar William G Heating and Air Conditioning's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=662900.
- License issuedJan 13, 1993
- Bond activeFeb 1, 2024
- WC coverage startsDec 19, 2025
- WC expiresDec 19, 2026
- License expiresJan 31, 2027
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