Heating & Air Conditioning

Residential & Commercial Sales, Service & Solar in San jose and Surrounding Areas

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Heating & Air Conditioning Services in San Jose

Residential & Commercial HVAC Solutions in the Southern Peninsula

The weather in San Jose can be unpredictable. The temperature and comfort of your home shouldn’t be. We are DG Heating & Air Conditioning, a San Jose heating and AC service company that offers solutions for both homes and businesses. From small repairs to major installations, our trained, educated, and experienced technicians can handle any problem you encounter with your HVAC system. In addition to heating and cooling services, we also provide indoor air quality services, duct removal and replacement, ductless mini-split installations, and solar services. We provide custom HVAC solutions for any size project and will guide you through the process from start to finnish!

Committed to Customer Satisfaction

Our team offers a combined 30 years of experience and is dedicated to always delivering top-notch customer service. We are more than just another HVAC company—we put courtesy and communication at the forefront of our services, so you can always trust you’re getting the highest-quality and most affordable services. We provide free estimates, offer financing, and are an accredited business with the BBB. Discover the DG difference and enjoy the peace of mind of a comfortable home.

Why Choose Us?

Custom HVAC Solutions Catered to You
Support for You & Your Home
Passionate, Punctual & Reliable
Looking to Build Long Term Relationships
Business Built on Quality Services

$89 Filter Exchange
We will come out and exchange your existing filter for $89.00!
Filter exchange only. Not valid with any other offer. Restrictions may apply.
Valid from Mar 16, 2020 - Dec 31, 2020

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Rave reviews from happy customers

See what they have to say about us!

“Many thanks for the assistance you and your employees provided during my power outage last week. John re-routed circuits to keep my refrigerator running during the three day interruption in service ...”
- Pat Sharp
“From the estimator, (John) to Leticia in the office, and then the competent technicians, we have been very happy with the product and with the team of people that make up DG.”
- E. Robinson
“The crew, headed by Roy was punctual, efficient and so nice to interact with! We would recommend DG to everyone we know!”
- Heather S.
“Technician Dan arrived on time, was friendly, answered my questions”
- Andres D.
“Installation of the heater had several challenges, all resolved professionally and efficiently.”
- John S.