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Approved (Corporate)
Approved (Corporate)

Hassler Heating & Air Conditioning

Thermostat - Install or Replace, Thermostat Service, Central A/C - Install,

About us

Since 1999, Hassler Heating and Air Conditioning has helped East Bay homeowners stay comfortable with energy-efficient heating and cooling solutions built to last. We specialize in full system replacements, heat pumps, ductless mini-splits, and high-performance home upgrades designed to lower energy costs and improve year-round comfort. Homeowners choose Hassler for honest recommendations, expert system design, and clean, professional installations. Whether you need a fast repair or a complete system upgrade, our team focuses on long-term solutions—not quick fixes. Serving Alameda, Contra Costa, and Marin counties, we’re committed to doing the job right the first time, with quality workmanship you can trust. Call today for expert service and a smarter, more efficient home.

Business highlights

27 years of experience

Amenities

Free Estimates

Yes

Accepted Payment Methods

  • CreditCard
Reviews
4.16 Reviews
Number of StarsImage of DistributionNumber of Ratings
5
67%
4
0%
3
0%
2
0%
1
17%

Filter reviews by service

Showing 1-6 of 6 reviews
SCOTT P.
Feb 2020
5.0
Gas Furnace / Forced Air Heating System - Repair
Yes, I recommend this pro

Tekle Y.
Dec 2019
0.5
Gas Furnace / Forced Air Heating System - Repair
That company is not for valued work, it was for money. I do not recommend them to friends!

David N.
Oct 2019
5.0
Gas Furnace / Forced Air Heating System - Repair
Yes, I recommend this pro

Joan A.
Sep 2019
5.0
Central A/C Service or Repair
Yes, I recommend this pro
The service was wonderful! Scheduling was very easy and accurate and the technician was timely, knowledgeable, honest and direct. I would highly recommend this business.

Joyce A.
Sep 2019
5.0
Gas Furnace / Forced Air Heating System - Repair
Yes, I recommend this pro
$129
Great communications with office and service person. Efficient, tidy and knowledgeable. Will use again as needed.

Tod L.
Aug 2019
N/A
Yes, I recommend this pro
I appreciate them listening and taking care of business

Licensing

Licensed*

Trade License Number

593847

Trade License Expiration

01/31/2030

State Contractor License Requirements

All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our Find Licensing Requirements page.

*Contact business to see additional licenses.

FAQ

Hassler Heating & Air Conditioning is currently rated 4.1 overall out of 5.

Hassler Heating & Air Conditioning accepts the following forms of payment: CreditCard

Yes, Hassler Heating & Air Conditioning offers free project estimates.

No, Hassler Heating & Air Conditioning does not offer eco-friendly accreditations.

No, Hassler Heating & Air Conditioning does not offer emergency services.

No, Hassler Heating & Air Conditioning does not offer warranties.