Lake County, IL
HVAC Pros in Lake County, IL
Compare verified HVAC providers serving Lake County, IL.
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Quick facts
- AreaLake County
- StateIL
- Providers104
- Typical ticket$3.5k – $11k
Top local providers
Request quotes →- installationrepairinspectionemergency
What customers say “We had Top Tec install a hot water heater, furnace and central air conditioning system in our home. Our hot water…”
- Duane Blanton Round LakeTop ratedinstallationrepairemergency
What customers say “Very professional. Took time to explain everything so we could understand. Provided with estimate and installed a…”
- installationrepairinspectionemergency
What customers say “Great experience altogether. Regular scheduled furnance maintence. Called the office for an appointment and service…”
- Command Service Center, INCTop rated
What customers say “Several years ago, we replaced our home furnace and AC system, and Command Service exceeded every expectation. From…”
What customers say “I detailed exactly what was needed in my repair request. Entire visit took 22 min and a $23 part, labor was $245, which…”
- Jesse Heating & Air ConditioningTop rated
What customers say “Jesse heating insulated my crawl space , attic and installed new heating and cooling systems in my home last year. They…”
- Legendary Service Inc.Top ratedinstallationrepairemergency
What customers say “Legendary service is a great company. Both Joe and Frank who I have interacted several times are customer focused, try…”
- installationrepairemergency
What customers say “Andy is hands-down the best HVAC technician I’ve worked with. He showed up on time, knew exactly what he was doing, and…”
- Lake County MechanicalTop rated
What customers say “FANTASTIC SERVICE!! Our furnace began to short cycle leading to gradual loss of heat in our home. A call to Lake…”
What customers say “Called premier comfort when our heat went out this past winter. Technician Keith came out looked everything over and…”
- Comfort Cavalry Heating & AirTop rated
What customers say “Comfort Calvary has the best customer service and experienced professionals in their field. Caleb did an excellent job…”
- American Comfort SolutionTop rated
What customers say “Needed emergency service on our furnace as we woke up to no heat! Called 3 other reputable companies that promote 24hr…”
- installationrepairemergency
What customers say “Unique specializes in systems that go into older homes that do not have forced air A/C. They install and maintain…”
- Kenosha Heating & Cooling LLCTop rated
What customers say “One of the best experiences I have ever had with a HVAC company. We had a lovely lady Valorie come in to assess the…”
- Triple Tech ServicesTop ratedinstallationrepairinspectionemergency
What customers say “I have to say this is probably the best service I have ever experienced. Our furnace was failing, and Mr. Clarence…”
Local pricing snapshot
Repairs typically run $150–$600. Full system replacements range from $4k for a basic furnace to $12k+ for a premium heat pump. Prices vary by system type, efficiency, and whether ductwork modifications are needed.
Cities in this county
Illinois hub →Frequently Asked Questions
Do HVAC pros in Lake County charge travel fees?
Some rural routes include a trip charge. Confirm before scheduling and ask whether it applies to the estimate.
Which cities are in Lake County?
Lake County includes Waukegan.
Are permits required for HVAC work?
Most Illinois jurisdictions require a mechanical permit for equipment swaps. Ask your provider who pulls the permit and how it is priced.
Licensing verified weekly. Reviews refreshed within the last 30 days.
Licensing data: Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) · Company data: verified business records + Google Business profile
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