Serving Berkeley, Oakland, and Alameda, Contra Costa, and Marin Counties!

Hassler is proud to showcase some of our favorite projects here. Read these case studies to learn more about how we approach projects, and the wide variety of improvements we can make to your home.

Contact Hassler Today!

510-848-3030

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Get Started!
Convert both your gas furnace and gas water heater to a heat pump and heat pump water heater at the same time and get $2,500 for your old equipment.
Keep Your Home Healthy!
Home energy audit credited upon installation with Hassler
with Heat Pump or Heat Pump Water Heater Conversion
Apply for financing today!
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