HVAC & Energy Assessment - Hassler Heating and AC

Energy Upgrade California

Home Upgrade
Your project can qualify for up to $6,500 rebates through Energy Upgrade California Advanced Home Upgrade program.
Learn More

Comfort Starts


Schedule your appointment by calling us today! We offer free estimates on all installation projects.

Learn More



Affordable financing that you can repay on your property taxes.

Learn More

PG&E Home Upgrade Program

Momentum Award

Hassler just won the Momentum Award for the largest growth at PG&E’s annual Contractor Exchange. We achieved over 1000% rebate job growth in 2014!

Learn More



You can depend on Hassler Heating and Air Conditioning for emergency service and replacements.

Learn More

 $25 Off

Any Repair

*applies to any repair service over $200. Offer cannot be combined with any other offer or discounts.

See more coupons & specials

Alameda | Contra Costa | Marin


Serving Alameda, Contra Costa, and Marin Counties

Contact us


Air Conditioning


If it is air conditioning service that you need, we are available to assist you. We will be there to keep you cool in the summer.

Learn more
Heating - Furnaces and Heat Pumps


Call us to achieve total energy efficiency, comfort, and health. Hassler keeps your heating systems running smoothly.

Learn more

Accreditations | Awards | Certifications

bbbDiamond CertifiedcarriernateSuperServiceAward







iframes-header-800pxContractor HU Logo Color

Contact Hassler @ 510-848-3030

For a consultation, please contact us to schedule an appointment. We are also happy to answer any of your questions about our expertise and services.

Schedule Your Appointment Today!
Hassler Heating and Air Conditioning, Inc.
1537 South 56th Street El CerritoCA94530 USA 
 • (800) 926-1622