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Call Us Today! 408-669-3496

Residential & Commercial Sales, Service & Solar in San Jose and Surrounding Areas Since 2009.

Rebate Vendors: Silicon Valley Clean Energy, Peninsula Clean Energy, Tech Clean California, BayREN

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RAVE REVIEWS FROM HAPPY CUSTOMERS See what they have to say about us!
  • “I was very satisfied with the work performed and the professionalism of the crew.”
    “I was astounded at the amount of work that the crew of three accomplished in just one day. They did a good job of cleanup and the system works great.”
    - Eric L.
  • “The Whole Experience Was Quality”
    “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
  • “Would Recommend DG to Everyone We Know”
    “The crew, headed by Roy was punctual, efficient and so nice to interact with! We would recommend DG to everyone we know!”
    - Heather S.
  • “Great Service”
    “Technician Dan arrived on time, was friendly, answered my questions”
    - Andres D.
  • “Knowledgeable & Easy to Work With”
    “Installation of the heater had several challenges, all resolved professionally and efficiently.”
    - John S.
  • “Job Well Done”
    “Personable, Timely, Clean, Courteous”
    - Maureen T.
  • “Quick, Fast, Efficient Work”
    “Big thanks to John, Mike, Roy, Leticia, and all other installers who did an awesome job on my HVAC system.”
    - Brian T.
  • “A Job Well Done”
    “After spending my entire career in the industrial air conditioning industry, I was very impressed with DG's workmanship and professionalism.”
    - John W.

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 AC 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 finish!

  • SPECIAL FINANCING ON MITSUBISHI INSTALLS NO interest for 18 months. Offer ends April 30, 2024.
    Minimum monthly payments: 2.5% of total amount financed. Call for deta

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 HVAC financing, and are an accredited business with the BBB. Discover the DG difference and enjoy the peace of mind of a comfortable home.

Call (408) 669-3496 or contact us online today to schedule an appointment for HVAC services in San Jose, CA!

  • 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

businesses we work with

Including Companies Offering Industry Standard Rebates

Contact our team today to learn more about rebates in our area.

  • Energy Star
  • Tech Clean California
  • Peninsula Clean Energy
  • BayREN
  • Silicon Valley Clean Energy
  • Carrier
  • Mitsubishi


NO interest for 18 months. Offer ends April 30, 2024.
Minimum monthly payments: 2.5% of total amount financed. Call for deta


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