HVAC Companies in Crystal Lake, IL
Browse 50 verified hvac companies in Crystal Lake, Illinois. Compare ratings, read reviews, and get free estimates today.
50
Providers
Crystal Lake
IL
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Showing 1-20 of 50 providers for HVAC
"The work was done quickly, with attention to detail, and at a fair price."
"Knowledgeable, personable took care of the problem with our furnace quickly"
"Showed us a new thermostat that was manual to operate and neatly installed."
"They came out and diagnosed the problem right away."
"Within 1 hour, he identified & fixed why the AC wasn’t working."
"Customer service and professional technician."
"Barry is super honest and does great work."
WeatherWise Heating & AC repair - Algonquin
2390 Esplanade Dr STE 202, Algonquin, IL 60102
"Your technician Josh was extremely knowledgeable and very helpful."
Fast Help Heating Cooling Electric & Refrigeration LLC
47 Hilltop Dr, Lake in the Hills, IL 60156
"Diagnosed my issue and had my ac up and running in no time."
"They were punctual and professional and explained the job thoroughly!"
"He came right away and he fixed the problem in less than 45 minutes."
"Noel could instantly diagnose and fix the issue with my AC system."
"Incredibly prompt service, great job repairing a very old system."
"Danniell came over and did a great job and replacing my thermostat."
"Jeff Yates called me back in less than 9 minutes."
"They showed up on time and were very friendly and knowledgeable."
"Nick is the best in service and customer satisfaction!"
Top Rated Contractors 2026
Crystal Lake, IL
About HVAC Companies
Find qualified hvac companies in Crystal Lake. All listed providers are verified and rated by customers.