Hammer's Heating and Air Conditioning
Martinez · Contra Costa County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists Hammer's Heating and Air Conditioning in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 20 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #672344 verify on CSLB ↗
- Classifications
- C-20
- Years licensed
- 33.1 years since 06/04/1993
- Contractor bond
- $25,000 WESTERN SURETY COMPANY
- Workers’ comp
- Current WCF NATIONAL INSURANCE COMPANY
- Business type
- Sole Owner
- Qualifying principal
- Michael Keith Hammer
- Address of record
- 280 Crestview Avenue, Martinez, CA 94553
Frequently Asked Questions
Is Hammer's Heating and Air Conditioning a licensed HVAC contractor in California?
Yes. Hammer's Heating and Air Conditioning holds California CSLB contractor license #672344 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is Hammer's Heating and Air Conditioning licensed to perform?
License #672344 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).
Is Hammer's Heating and Air Conditioning bonded?
Yes. Hammer's Heating and Air Conditioning carries contractor's bond #67526345 for $25,000 through WESTERN SURETY COMPANY.
Does Hammer's Heating and Air Conditioning carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with WCF NATIONAL INSURANCE COMPANY, with a policy expiration of 05/13/2027.
How long has Hammer's Heating and Air Conditioning held its contractor license?
License #672344 was originally issued on 06/04/1993, approximately 33 years ago (as of July 2026).
Where is Hammer's Heating and Air Conditioning located?
Hammer's Heating and Air Conditioning is based in Martinez, Contra Costa County, CA 94553.