Smith-Dahlquist group photo, posing in front of two company vans

Your Full Service HVAC Providers


It is our responsibility to provide the best value to our customers

Your Full Service HVAC Providers


It is our responsibility to provide the best value to our customers


About Smith-Dahlquist, Inc.

We strive to be innovators in the HVAC industry, we also realize that the purpose of our company is the consumer. Therefore, it is our responsibility as comfort consultants, to provide the best value to our customers. As we continue to expand our operations to meet the demand in our community, we still maintain our company’s mission statement– “To provide our customers with the best possible service, tailor made for each individual situation, achieving overall comfort, satisfaction, and dependability.” We have been awarded “Best HVAC Service Company” three years running by the Daily Chronicle Reader’s Choice Awards.
Smith-Dahlquist group photo, posing in front of two company vans

What Our Customers Are Saying


"I used them a week ago. They were on time and completed the installation sooner than they thought. The installers were polite, happy to answer questions leaving the space cleaner than when they started."
- Angel

"Had them install a new furnace a few weeks ago. Very professional people. Would recommend to anyone. Very happy."
- Mimi1951

"They recently installed a furnace and A/C unit. Very pleased with installation process and performance of the units."
- Jan23
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proudly serving dekalb county and the surrounding areas for over 25 years

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