AC Repair &
Installation
in Lemont, IL
Same-day air conditioning service in Lemont and surrounding areas. Serving Lemont and the surrounding Cook/Will County border communities. Licensed, insured, and trusted since 1987.
AC Services in Lemont
Serving Lemont Since 1987
Lemont's Trusted HVAC Company
Lockport Heating has been serving Lemont and Cook/Will County for nearly 40 years. Our technicians know the area, know the homes, and know what it takes to keep your family comfortable through Illinois summers and winters.
37+
Years Serving
Lemont & Will County
Same
Day Service
Call before noon
4.9★
Google Rating
47+ reviews
All
Brands Serviced
Carrier, Trane & more
Spring Special — Lemont Residents
AC Tune-Up: $129 $79
Full 21-point inspection. Prevent breakdowns before summer.
What Cook/Will County Homeowners Say
"Lockport Heating has been servicing our furnace for over 10 years. Their technicians are professional, knowledgeable, and always on time. Highly recommend!"
Michael T.
Lockport, IL
January 2025
"Our furnace went out on the coldest night of the year. Lockport Heating had a tech at our door within 2 hours. Incredible service — truly a lifesaver."
Sarah K.
Joliet, IL
February 2025
AC Service FAQs — Lemont, IL
Need AC Service in Lemont?
Call Lockport Heating for same-day service. Licensed, insured, and trusted in Cook/Will County since 1987.