Trusted Heating & Cooling for Chicago Homes
Reliable, local service across Chicago and nearby suburbs. Family-owned and operated. 24/7 emergency response. Licensed & insured. We repair and install all major brands.
HVAC Services
Installation, maintenance, and repair — done right.
Condenser Cleaning & Tune‑Up
Keep your system running smoothly with seasonal cleaning, lubrication, and performance checks.
Furnace Maintenance
Safety and efficiency tune‑ups to prepare for Chicago winters. Avoid breakdowns and reduce bills.
Thermostat Upgrades
Wi‑Fi and smart thermostats for better comfort and energy savings. We install and configure.
24/7 Emergency Service
Urgent heating & cooling repairs, day or night. Fast response across the Chicago area.
Residential HVAC
Reliable installs and repairs for single‑family homes, condos, and multi‑unit properties.
New Installations
High‑efficiency systems sized correctly for your space. Clean, professional installation.
Why choose CoreComfortHVAC?
Local, licensed, and trusted by Chicago homeowners.
Day or night, we’re ready. Fast response across Chicago and the suburbs to get your system running again.
Certified technicians who follow best practices and local code. Safety-first on every job.
No surprise fees. Clear estimates and options so you can choose what works for your home and budget.
We service Carrier, Trane, Lennox, Goodman, Rheem, York, Bryant, and more.
Service Areas
Chicago, Justice, and 40+ surrounding suburbs.
What our customers say
Real homeowners across Chicago trust us for fast, professional service.
“Called at 8pm when our furnace quit. Tech arrived within an hour and had heat back on fast. Professional and very fair price.”
★★★★★Amanda R.Oak Lawn“Explained all my options clearly and didn’t push the most expensive one. AC is running great and they cleaned up after themselves.”
★★★★★Michael B.Chicago“Family-owned feel. On-time, respectful, and the final bill matched the estimate. Will use again and recommend to neighbors.”
★★★★★Nora K.Skokie
Trusted by homeowners across Chicago
We service all major brands
We service all major brands including Carrier, Trane, Lennox, Goodman, Rheem, York, Bryant and more.
We accept most forms of payment
Cash, Zelle, and Credit Card (processing fee may apply).
Trusted & certified
Licensed & Insured • EPA Certified • Satisfaction Guarantee
HVAC FAQs in Chicago
Common questions from Chicago homeowners.
Do you offer 24/7 emergency HVAC repair in Chicago?
Yes, call us anytime at (224) 844-6952 for emergency service across Chicago and nearby suburbs.
Which HVAC brands do you service and install?
We service and install all major brands, and we'll recommend the best options for your home and budget.
Do you provide free estimates for new installations?
Yes, get a free estimate for high-efficiency replacements sized correctly for your space.
How soon can you arrive in the Chicago area?
We offer fast response times throughout Chicago, Justice, and 40+ surrounding suburbs.
Ready to schedule service?
Call now for 24/7 emergency service or book an appointment online.