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Guardian Heating & Cooling is large enough to handle all residential and light commercial air conditioner repairs and small enough to care. We are a family owned and operated HVAC company established in 1953. Our seven decades of industry experience make a difference that’s impossible to match. Along with working on every make and model of cooling unit and resolving all potential problems, we’ve developed our processes and resources to ensure quicker and superior results.

Residential and Commercial AC Service in Niles, IL

Technician training, current awareness of advancing cooling innovations and adherence to proper protocols are a sample of the criteria of a Carrier Factory Authorized Dealer. At Guardian Heating & Cooling, we’ve further distinguished ourselves as a Carrier President’s Award winner. Our team is licensed, bonded, insured and NATE-certified. Call us at 312-818-2840 or fill out our online form for scheduling in Niles, Illinois, with confidence in our expertise and professionalism.

Contact Us Today For AC Service

Whether you’ve noticed small, sporadic or major issues with your residential or light commercial air conditioner, a comprehensive evaluation and troubleshooting from Guardian Heating & Cooling is a good idea. We find and resolve flaws in operation that deteriorate cooling capacity, air filtration, energy efficiency, dehumidification capability, reliability and equipment longevity. Our repairs elevate value, focus on ideal comfort and deliver total satisfaction, and we’re here to help at all times, including 24/7 emergency assistance.