Our Service Areas

Larkspur HVAC Services: 

Heater, AC, Furnace Repair & Replacement

Your home in Larkspur, California is a large investment; it should be well taken care of and comfortable for you, your family and friends to enjoy. You don’t want to feel drafts, feel too hot or too cold. Thankfully, with services like air sealing, air conditioning repair and furnace installation among many others, Hassler Heating and Air Conditioning can make sure your home is comfortable and healthy year-round, with affordable utility bills.

Comfort and Savings in Larkspur

From the King Mountain Open Space to Corte Madera Creek and Piper Park, Hassler offers Larkspur residents services to make their homes energy efficient, comfortable and healthy. Regardless of whether you live along Magnolia Avenue, William Avenue, Holcomb Avenue or anywhere in between, the Hassler Heating and Air Conditioning team can make your home comfortable throughout the entire year. In addition to being more comfortable, your home will be more energy efficient, with less of an impact on the environment, while helping you save on energy bills.

Hassler: Heating, Cooling & Home Performance Specialists

We have been serving Larkspur and the surrounding area since 1999. Hassler Heating and Air Conditioning has resolved indoor air quality, heating and cooling issues in homes of all sizes, styles and ages. Our team of specialized experts is committed to increasing the energy efficiency and comfort of homes with services like HVAC installations, service and maintenance, insulation and other energy efficiency upgrades.

The benefits of investing in a home performance upgrade from Hassler include:

  • Boosted home value
  • Increased comfort due to consistent indoor temperatures
  • Decreased indoor allergies and respiratory problems due to improved indoor air quality
  • Reduced utility bills

Improve the value, health and comfort of your Larkspur home, while reducing your bills with solutions from Hassler.

Contact Hassler or call (510) 288-5563 today to reduce your Larkspur home’s utility bills!

The Hassler Difference

Hassler knows that getting the job done right today will lead to customers being our biggest advocates tomorrow.
  • Exceeding Expectations

    Our philosophy on customer service is to not only meet expectations but to exceed them. Whether it is your home heating and cooling, improving your indoor air quality, or scheduling a home energy assessment, we are committed to over-delivering throughout your entire journey with Hassler.

  • Leadership
    From our newest team member on up to our leadership and ownership, we are committed to producing the highest level of workmanship - all in an efficient manner. We accomplish this through better training, education, planning, and leadership across all the products and services we provide.
  • Accountability

    We are committed to holding ourselves and each other accountable to integrity, customer satisfaction, and peak performance. We are unwavering in our commitment to not only talk about the solution, but to be a part of it.

  • Lasting Relationships
    Developing long lasting relationships is at the core of our organization. When interacting with a customer or team member, we are committed to building mutual trust and respect. Our reputation is the foundation of the company, and at the end of the day, our word is all we have!
  • Growth

    Through a dedication to training, education and leadership, we will continue to grow to remain the leading HVAC and home performance company in Contra Costa, Alameda, and Marin counties. We are continually honing our craft and challenging ourselves to improve who we are as an organization for what we can become.

  • Go Green
    We care deeply about the changing climate here in California, and want to help other Californians reduce their impact on the environment. Hassler places an emphasis on embracing “Green” technologies and processes whenever possible, and reducing energy use.
    "Professional, efficient and responsive."
    “We highly recommend Hassler Heating and AC. Three years ago, we updated our system with a heat pump. The installers were professional, efficient and responsive.”
    - Diane M.
    "The company provided great service."
    “He quickly identified the problem, took time to explain it, answered my questions and got everything in working order under 2 hours that even included a trip back to El Cerrito to get the right part. He was very courteous and respectful.”
    - Veronica A.
    "He had us up and running very quickly."
    “He had us up and running very quickly and also was able to make some other recommendations for service and maintenance. He was great, and I will continue to use him and his team for maintenance and repairs.”
    - Scott L.
    "I am so thankful."
    “Hassler Heating went above and beyond customer service! My AC unit started smoking and I called to make an appointment and they were able to fit me into their schedule that day!”
    - Emily V.
    "I also want to commend your work crew."
    “They were very efficient as well as pleasant in their interaction with me. They did such a good job that my next-door neighbor, after watching them at work, told me that he has decided to hire your firm to install a new heating system for his house.”
    - Marilyn B.
    "Very knowledgable."
    “Chris just came out and inspected a furnace and ducting for me at a property that clients of mine are purchasing in El Cerrito. He was very knowledgable and was sure to take the time to answer all of my questions thoroughly.”
    - Jeffery S.
    "We have full confidence."
    “We have full confidence that we now have a first class heating system that will serve us well in the years to come. We know in the future we will need to replace our roof mounted air conditioner, and we will confidently call on Hassler to do the job.”
    - Tom R.
    "Always professional."
    “They squeezed a whole lot of equipment into a tiny attic without a single complaint. They also helped with all of the energy-saving rebates . The estimator, installers, and service guys have been great.”
    - Sean M.

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