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Hassler Heating and Air Conditioning LLC: CSLB License #770180
Source: CSLB public data · Updated November 1, 2026 · Official CSLB record
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The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.
License details
- License number
- 770180
- Primary status
- CLEAR · what this means
- Business type
- Limited Liability
- Issued
- October 13, 1999 (27 years)
- Reissued
- June 30, 2023
- Expires
- June 30, 2027
- Classifications
- B General Building Contractor
C-10 Electrical Contractor
C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
C-36 Plumbing Contractor - Mailing address
- 1537 S 56th St, El Cerrito, CA, 94530
- Phone
- (510) 848 3030
Workers' compensation
- Type
- Workers' Compensation Insurance
- Insurer
- A I U Insurance Company
- Policy number
- 019329790
- Effective
- April 28, 2026
- Expires
- April 28, 2027
Confirm coverage with CSLB's insurer search. How to check workers' comp.
Contractor's bond
- Surety
- Merchants Bonding Company (mutual)
- Bond number
- 100035410
- Amount
- $25,000
- Effective
- June 30, 2023
Bond of qualifying individual
- Surety
- Merchants Bonding Company (mutual)
- Bond number
- 100035618
- Amount
- $100,000
- Effective
- June 30, 2023
Status history
No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.
Related
- Licensed general contractors in El Cerrito
- Licensed electricians in El Cerrito
- Contractors in Contra Costa County
- What "CLEAR" means
- How to check a contractor license
Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.