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.

what our customers are saying

“We replaced our furnace and air conditioning unit. Everyone involved in the process was professional and knowledgeable, from the technician who gave us the estimate, the office personnel who discussed installation dates and payments, and the installers.”


“I used them a couple months ago. They replaced my a/c and furnace. Excellent job. On time to start finished sooner than expected. Everything was cleaned up. Installers were great answered all questions very polite and helpful.”

- Angel

“We used them to buy and install new HVAC system in daughters house.Was a two day deal workman were on time and the install went flawless also they cleaned up everything and took pride in their work, something not always seen in our world today! Would recommand highly!”

- cogtown757

proudly serving dekalb county and the surrounding areas for over 25 years