Testimonials
What people are saying about us –
Miller’s Area Heating & Air Conditioning
Miller’s Area Heating and Air Conditioning was founded in 1948 by the Miller brothers. We are proudly still excelling in our family-owned and operated business located in downtown Grayslake, IL. Our highly skilled HVAC technicians are NATE-certified and consistently take courses for continuing education to learn about state-of-the-art products and techniques in the heating and cooling industry which allows us to better serve our Lake County customers.

Gas Furnace Maintenance in Grayslake, IL 60030
Gas Furnace Maintenance in Grayslake, IL 60030
“Thankful for your professional service. Staff very pleasant and helpful”
– Watana P.
Gas Furnace Maintenance in Lake Villa, IL 60046
“He’s always very courteous, prompt and thorough. And he leaves things nice and neat.”
– Linda G.
Water Heater Repair in Ingleside, IL 60041
“Have always been very satisfied with Millers Area Heating . Every one is very pleasant, friendly and knowledgeable.”
– Carolyn S.



