Superior Mechanical Services, Inc.
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Superior Mechanical Services, Inc.


Superior Mechanical Services, Inc.


Superior Mechanical Services, Inc., Heating & Air Conditioning, Livermore, CA


Superior Mechanical Services, Inc.


When you need Heating or Air Conditioning service — think SUPERIOR!


We’re Superior Mechanical Services, Inc. and we've been providing Heating, Cooling & Piping Services to homeowners and commercial clients in Northern California since 1948!

We specialize in the energy efficient service, repair and replacement of existing home and building heating, air, and water systems.  Our capabilities are exceptionally broad and are typically found only at mechanical firms many times our size.  As a certified small business we are able to offer these services to our customers at a much lower cost than larger firms.

For 24 Hour Emergency Service:

Call (888)544-4111


Or Click here to use our handy on-line form to request service when it’s convenient for you. 

Commercial HVAC Services:

We keep your HVAC systems performing at their best 24/7.  Click here to learn more about our superior commercial and industrial services.

Home Comfort Services:

Your home’s heating & air conditioning system plays a significant role in the overall comfort of your home.  Click here to learn more about our superior home services.

Why Choose Superior?

  • Exceptional Service For 67 Years!
  • BBB Accredited A+ Rating!
  • Energy Efficient Solutions! 
  • Lifetime Workmanship Guarantee!
  • Extended Warranties!
  • Rotobrush Duct Cleaning!
  • Home Owner Project Financing! 
  • Commercial Project Financing!


Our Services

  • Heating
  • Air Conditioning
  • Water Heaters
  • Furnaces
  • Boilers
  • Chillers
  • Cooling Towers
  • Ice Machines
  • Walk-In Boxes
  • Seismic Gas Shut Off Valves
  • Automated Control Systems
  • Custom Filtration Systems
  • Preventative Maintenance
  • Energy Efficient Retrofit
  • Equipment Replacement
  • Air Duct Replacement
  • Air Duct Testing and Sealing   
  • Video-Assisted Duct Cleaning
Indoor Air Quality (IAQ)

We provide and install some of the most sophisticated filtration systems on the market, and we can tailor an installation to meet your needs and budget. We also offer state-of-the-art duct cleaning services with an integrated video system that clearly shows the condition of your ductwork before and after.


License No: 854680 (C4 Boilers, C20 HVAC & C36 Plumbing)