Our Story
At O'Barr Heating & Cooling, we're committed to providing exceptional service and exceptional solutions for all your heating and cooling needs. Founded by owner Justin Williamson, our locally owned and operated business has been serving the Central Illinois area for over a decade. With a strong commitment to integrity, honesty, and professionalism, we strive to build long-lasting relationships with our customers.
Our Philosophy
At O'Barr Heating & Cooling, we believe in good, old-fashioned hard work and fair business practices. We don't work on commission, and we don't sell you things you don't need. We take great pride in our work, and even more than that, we love what we do. That's why you'll always receive the highest quality care, whether it's on a maintenance call, service call, or installation.
Our Services
We specialize in a wide range of heating and cooling systems, including:
- Air Purifiers
- Humidity Control
- Gas Furnaces
- Air Conditioners
- Heat Pumps
- Geothermal
- Mini-Splits
- PTAC's
- Zone Controls
- Ventilation
- Garage Heaters
Why Choose Us
At O'Barr Heating & Cooling, we're dedicated to providing exceptional service and exceptional solutions for all your heating and cooling needs. Here are just a few reasons why we're the right choice for you:
- Licensed, bonded, and insured professionals
- Locally owned and operated, with a strong commitment to the Central Illinois community
- Proven track record of success
- Family-owned and operated, with a focus on building long-lasting relationships with our customers
Financing Options
We understand that sometimes unexpected expenses can be overwhelming. That's why we offer financing options to help make your heating and cooling needs more affordable. Our financing options are flexible and designed to fit your budget.
Maintenance and Repair
At O'Barr Heating & Cooling, we strongly recommend regular maintenance of your HVAC equipment to ensure the longest life and highest efficiency of your equipment. Our regular maintenance program also includes a range of benefits, including:
- Professional maintenance and inspections
- Priority scheduling for service calls
- 10% off parts and labor for any service calls
- No overtime fees for service calls outside of regular business hours
Get Started
At O'Barr Heating & Cooling, we're dedicated to providing exceptional service and exceptional solutions for all your heating and cooling needs. Contact us today to schedule your appointment and take the first step towards a more comfortable and energy-efficient home.

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