Jefferson County Heating & Cooling Provider

For all your home’s heating and cooling needs

Upgrades, emergencies, and more – we’re here for your home and your life. Give us a call in rain, snow, or anything in between at (636) 337-4444.

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Heating, Ventilation, and Air Conditioning for Jefferson County & Surrounding Areas

HOME by SMCI is backed by the area’s largest HVAC company, SMCI. Our team of over 50 works to support our customers with excellent service from repairs to new installations. Whether you have loss of heat in our roller-coaster winters or a cooling failure in a hot, steamy southeastern Missouri summer, we’ve got you covered. Give us a call for fast, reliable service to your door!

Experience the SMCI Life

We know that there are factors outside of your control and HOME by SMCI stands ready to help. Our customers know what we stand for and we want you to join our family!

  • 24x7x365 Emergency Response
  • Excellent Service since 1980
  • Financing Options
  • Maintenance Packages
Fixed Price Diagnostic

Busted furnace or air conditioner letting you down? Get a diagnostic to your home in Jefferson County or surrounding areas including:

  • No additional trip charge
  • Available nights and weekends
  • Fast response time
  • Straight-forward diagnosis
  • Many parts on trucks

Looking for us around Jefferson County & surrounding areas?

You can see our trucks in these cities and everywhere in between!

  • Arnold
  • Barnhart
  • Cedar Hill
  • Crystal City
  • De Soto
  • Festus
  • Herculaneum
  • High Ridge
  • Hillsboro
  • Imperial
  • Kimmswick
  • Murphy
  • Olympian Village
  • Pevely

Saves You Money

Maintenance Package Benefits

From the start to the end of your day, you want reliable temperature control and money savings. Our winning maintenance packages offer you peace of mind service for any brand of equipment.

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Discounted Annual Plans Save You $Start your savings with discounts off repairs with our Maintenance Plans!
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Call Us Now (636) 337-4444


(636) 337-4444
1661 Veterans Drive
De Soto, MO 63020

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