Maintenance, Repair & Installation in Southern California

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Real Customers. Real Reviews.

I highly recommend this business for your home cooling and heating needs. When my a/c stopped working ( during a heat wave, of course) I called and they promptly sent a technician to the house. Fearing the worse and most expensive outcome, I was pleased to be honestly told the problem was much smaller and less expensive than I feared. The pricing was very fair and reasonable. I could not have asked for a more honest, fair and professional company and I will definitely use them in the future as necessary. Marc R., Carlsbad

Heating Problems? Contact Stillman for Repair!

As strange as it might seem to outsiders, we here in Carlsbad, Encinitas and San Marcos actually do need to use our heating every now and then. Since 1969, Stillman Heating & Air Conditioning Inc. has been the name you can trust for heating service and repair in the local area. 

Whether you are designing a new HVAC system or fixing up an old one, we have what you need to enjoy comfortable, clean air in your home or office. You can be confident that the technicians we send to your property are exceptional in both manner and skill, and have passed our rigorous background checks. In addition, all of our team members participate in continuing education to ensure that their skills are fresh.

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heating unit image

We Do Much More Than Heating

Of course, we do much more than just heating. Air conditioning is an essential commodity in California, and we have what it takes to keep yours dependable. Along with this, we can assist with all of your ventilation needs. Our work is always backed by our 100% satisfaction guarantee, and we keep prices reasonable with free estimates, charging by the job instead of the hour and offer competitive financing with approved credit and maintenance plans.

For the ultimate in heating products and repair in Carlsbad, Encinitas and San Marcos, call the team of Stillman Heating & Air Conditioning. It will be our pleasure to serve you in your home or business.

We Work On All Makes and Models

Stillman is able to work on all makes and models of heating and air conditioning units. We are authorized Daikin dealers, and feature many other preferred brands including:

  • heating make logosDaikin
  • Goodman
  • Carrier
  • Lennox
  • York
  • ICP
  • Fujitsu
  • Mitsubishi
  • Rheem
  • Trane
  • Comfort Maker
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Call 760-231-8631

Proud to be one of the only companies in San Diego & Orange County
to offer a full line of Daikin Equipment.


Since becoming the first company in Japan to manufacture packaged air conditioning systems, in 1951, Daikin has supported comfortable indoor living based on the strengths and technologies that have led to the growth of the company to the world’s largest manufacturer of HVAC products, systems and refrigerants.

The Daikin Comfort Promise

Ultimately, the commitment to provide you with comfort for life is represented and reinforced in the Daikin Comfort Promise. If, for any reason, the Daikin Comfort Professional has not met your expectations within one year of your equipment or system installation, please contact the installing Daikin Comfort Pro and ask them to honor the Daikin Comfort Promise. The Daikin Comfort Pro will return to your house to resolve any issues you have with your installation at no cost to you. As part of formally maintaining the Daikin Comfort Pro distinction, the Daikin Comfort Pro will make all reasonable efforts to resolve any concerns you have within one year of your equipment installation. If a Daikin Comfort Professional does not meet your expectations, they risk losing the ability to sell Daikin products. With the Daikin Comfort Promise, you can have peace of mind that your Daikin Comfort Professional will continue to earn your business well after the sale. If not, they cannot be a Daikin Certified Professional. Period.


Today, as a comprehensive global manufacturer of HVAC products and systems, the Daikin brand is committed to being recognized as “a truly global and excellent company” capable of continuously creating new value for its customers. The company plans to pursue sustainable growth and foster business operations that consistently harmonize with the goals of improving indoor comfort.

The group philosophy of the company includes:

  • Creating new value continuously for customers
  • Developing world-leading, energy-saving technology
  • Being a flexible and dynamic organization
  • Allowing employees to be the driving force for the success of the company
  • Fostering an atmosphere of best practices, boldness and innovation
  • Thinking and acting globally