Call (847) 250-9311 
Schaumburg’s Choice for Heating Repair
Keeping Families Warm All Season
Whether your furnace is making strange noises, cycling off too quickly, or blowing cold air, we’re ready to help. From faulty flame sensors and worn blower motors to full system repairs, we’ve earned hundreds of 5-star reviews by simply doing honest work and treating local families right.
Every repair is covered by a full 1-year warranty
Current offers
Same Day Service*
*Call to schedule.
$35 Off Any Service of $250 or More*
*Terms & Conditions apply. Limited time offer. Cannot combine with any other offer.
Why On the Mark Heating & Air
24/7 Live Answering
A real person answers your call at any hour, day or night.
Upfront & Honest Pricing
You approve a fixed price before any work begins.
Highly Trained & Certified Technicians
Fully licensed pros who introduce themselves before they start.
Same-Day Heating Repairs Available
Call early and there is a good chance you have heat by evening.
Awards and certifications
Accredited, certified and locally accountable — the credentials behind every technician we send.
The Importance of Quality Heating Repairs
Your home should be a year-round refuge from harsh weather. A Schaumburg winter is no time for heater trouble. When you’re not getting heat, we’re here to quickly diagnose the problem and provide the furnace repair you need. Our team delivers friendly service with clear communication and upfront pricing.
We have experienced, fully licensed technicians to help you through the process. No stress. Just honest recommendations and reliable service. Our team delivers straightforward repairs from start to finish to get you through a cold winter.
Our Heater Repair Process
Don’t wait if your heating system may need a repair. It can turn into a much bigger problem quickly. Fortunately, our team works with furnaces and heat pumps to address these common problems.
When you call, one of our friendly customer service representatives will answer and connect you with a heating repair specialist. We’ll schedule a convenient time to service your heater. Our technician will arrive when expected, ready to investigate the issue and determine exactly what’s wrong with the unit.
Common problems we fix
- Clogged air filters
- Malfunctioning thermostats
- Pilot light or ignition failures
- Dirty flame sensors
- Loss of system power
During their visit, our repair technician will:
- Explain what’s wrong with your heating unit.
- Discuss the repair process in detail.
- Begin the repair upon your approval.
- Keep you updated until the repair is completed.
- Test your heating system to ensure it’s working.
When you work with our team, they show up on time, respect your home and privacy, and fix your heating system with no surprises.
Signs You Need Heating Repair or Service
Are you unsure what to do? Your heating system shutting down isn’t the only reason to call a professional. Even minor issues need attention. Our experts can diagnose and repair most problems before they turn into system failures. Call us if you experience any of the following:
- Reduced or uneven heating.
- Your furnace blows cold air.
- The system runs constantly.
- Your heater short-cycles.
- Rattling, banging, and other loud noises.
- No response to thermostat settings.
- Unexpected spike in your energy bill.
Advantages of Heating Maintenance
Do you remember when your heating system last had a tune-up? Changing air filters isn’t enough to get it through the season. A thorough inspection of every component ensures the system works properly. Here’s why you should schedule heating maintenance:
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Prevent Major Repairs
Our professionals identify problems early; fixing them before they escalate avoids emergency repairs and early system replacement.
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Lower Your Energy Bills
A well-maintained furnace or heat pump doesn’t work as hard, so you pay less in utilities each month.
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Improved Safety
Routine service can prevent hazards such as gas leaks and electrical failures that can endanger you and your family.
Reach out to us today. We’ll restore your comfort and ensure the system is safe, reliable, and efficient.
What Schaumburg Neighbors Say
We had an excellent experience with On the Mark Heating & Air. My repair technician, Omar, was professional, knowledgeable, and courteous from start to finish. He diagnosed the issue, clearly explained what needed to be repaired, and completed the work efficiently.
On the Mark Heating & Air tech Omar was great! He explained everything he was doing and how my furnace parts were working or not working. [And] what exactly needed repair, maintenance, or replacing. He was professional, very knowledgeable, and kept everything clean. Would absolutely call again if I encounter any issues and would recommend the company to others.
On the Mark Heating and Air did great work in my home. They have affordable pricing, are extremely punctual with appointment times, and were able to diagnose and repair my issues quickly. I fully recommend them!
Contact Us for Heating Repair or Service Today
On the Mark Heating & Air’s repair professionals are ready to address any issue you’re having. We provide heating repair and maintenance, so the unit runs smoothly.
Get Your Heat Back On
Tell us what your heating system is doing. A real person will call you back to confirm a time that works — usually within the hour.
- Upfront, fixed pricing approved before work begins
- Full 1-year warranty on every repair
- Licensed, NATE-certified technicians
- Same-day heating repairs available
Request Your Service Now!
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