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Round Lake Heights AC, Furnace & Boiler Services

Lindemann provides full-service furnace, water heater, and air conditioning repair, maintenance, and installation. We also service boilers, provide indoor air quality checks, and annual safety checks to our customers in Round Lake Heights.

We have served over 7 customers in Round Lake Heights, Illinois and over 42,213 customers in the surrounding Lake County area.

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Furnace Installation

A Service Company You Can Trust

Years of Experience

Customers Served

Customers Served

128,072 Customers Served in Illinois and Wisconsin

42,213 Customers Served in Lake County

Zip codes served: 60073

CUSTOMER REVIEWS Near Round Lake Heights, Illinois

Satisfied Lindemann Customers

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Star Full Star Full Star Full Star Full Star Full

Very pleased. easy to schedule. technicians were professional, kind and informative. plan on being a return customer :). thanks, team Lindemann!

Kevin L · April 4, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Thanks for keeping our house warm with your usual good service!

June Z · March 29, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Great company and fantastic service!! Extremely knowledgeable!!

Chandler C · January 30, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Our Bryant Evolution thermostat sent us a few error codes in January. I think they were caused by snow sliding off the roof onto the heat pump outdoor coil, blocking its fan, but I asked Lindemann to come check it out, and try to avoid a critical failure during bad future weather. We have an […]

Evan C · January 25, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

I use them for my fireplace, furnace, AC at 3 different locations. I will absolutely continue with them!

Jeffrie L · January 24, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Your technician was knowledgeable , efficient and very congenial. I will call your company again and have already referred your company to friends. Thank You jobs are well done.

James N · January 23, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Very professional and nice! They truly care about getting back to you on a timely matter! I will recommend Lindemann to family and friends! Thank you again

Albertina F · January 15, 2024 Customer Review

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Star Full Star Full Star Full Star Full Star Full

Thomas did a great job installing our water heater. It was not working as well as we would like. Thomas came out the next business day and checked on the unit and installed a separate disconnect for free. I will be giving them more business in the future.

Carol D · November 6, 2023 Customer Review

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Round Lake Heights, Illinois Services

Heating & Cooling

Heating & Cooling

Trusted by Our Customers in Round Lake Heights, Illinois

Round Lake Heights’ cold winters and warm, humid summers call for HVAC agility. Frequent tune-ups and high-efficiency solutions maintain stable indoor conditions while keeping energy bills within reason.

  • Seasonal Checkups – Tune up heating systems in fall and AC units in spring.
  • Energy-Efficient Upgrades – High-SEER ACs and efficient furnaces adapt well to weather fluctuations.
  • Thermostat & Zoning Controls – Focus temperature control on main living areas to cut waste.
  • Indoor Air Quality Enhancements – Use purifiers or dehumidifiers to handle allergens and excess moisture.
  • Upgrading Older Systems – Replace dated models to prevent frequent repairs and ballooning energy costs.
  • Allergies & Air Quality – Swap filters often to trap dust, mold, and dander.
  • Emergency Repairs – Keep a skilled HVAC specialist’s contact for quick turnarounds in extreme temps.