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Hassler Heating and Air Conditioning, LLC

Top Rated
4.9★★★★★(448)
|HVAC Contractor in Oakland, CA|1 of 65 in Oakland
☎️ (510) 210-0857
Score 64/100
Updated Mar 18, 2026
1 contractor in Oakland
Free Estimates
Services
HVAC contractor
Typical Cost
$150 - $800 per job
Specialty
HVAC Contractor

How Hassler Heating and Air Conditioning, LLC Compares

4.9
This contractor
vs
4.8
Oakland average
Above average across 62 rated hvac contractors

What Customers Say

★★★★★Dan Pine

Everyone at Hassler, from our consultant to the installation crew, was great to work with. They responded immediately when our old furnace died, and did a superb job with a complicated task of replace...

★★★★★ampsson ampsson

I’ve used this HVAC company for my annual maintenance for several years, and the service is consistently excellent. My technician is knowledgeable, respectful of my home, and always takes the time to ...

★★★★★Jeff Kilmer

Wonderful experience from first meeting to final walk through. I replaced an old gas furnace with a new central vented heat pump system. The crew was amazing, including Alberto , Eddy, and Mikey. Y...

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Hassler Heating and Air Conditioning, LLC☎️ (510) 210-0857

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