Krummen Heating and Air Conditioning
Krummen Heating and Air Conditioning operating as a sole owner is licensed in California under CSLB number 916792. The license was first issued in 2008, putting the business at 18 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 Atlantic Specialty Insurance Company and active workers' compensation coverage from Clear Spring Property and Casualty Company. The business is based in Antioch, in Contra Costa County, California.
- License Number
- 916792
- Issued
- Jun 4, 2008
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Sole Owner
- Surety
- Atlantic Specialty Insurance Company
- Bond Number
- 800250578
- Effective
- Jan 19, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Clear Spring Property and Casualty Company
- Policy Number
- CWC03174201
- Effective
- Jun 23, 2025
- Expires
- Jun 23, 2026
This contractor warrants a closer look before contracting:
- License expires in 21 days
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Krummen Heating and Air Conditioning licensed in California?
Yes. Krummen Heating and Air Conditioning holds California Contractors State License Board license number 916792. The license was first issued on June 4, 2008. It is valid through June 30, 2026.
What does Krummen Heating and Air Conditioning specialize in?
Krummen Heating and Air Conditioning is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Krummen Heating and Air Conditioning headquartered?
Krummen Heating and Air Conditioning is headquartered at 2124 Hamlin Drive, Antioch, CA 94509, in Contra Costa County, California.
Does Krummen Heating and Air Conditioning have an active surety bond on file with CSLB?
Yes. Krummen Heating and Air Conditioning has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.
Does Krummen Heating and Air Conditioning carry workers' compensation coverage?
Yes. Krummen Heating and Air Conditioning carries active workers' compensation coverage through Clear Spring Property and Casualty Company.
How do I verify Krummen Heating and Air Conditioning's contractor license?
You can verify Krummen 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=916792.
- License issuedJun 4, 2008
- WC coverage startsJun 23, 2025
- Bond activeJan 19, 2026
- WC expiresJun 23, 2026
- License expiresJun 30, 2026
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