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Your Trusted Heating, Cooling, and Indoor Air Quality Experts 

Honesty. Reliability. Innovation.

O-ZONE HEATING & COOLING serves as a leading Heating and Air Conditioning Contracting Firm in the Chicagoland area. We’re a team of fully-certified professionals who tackle everything from complex large projects to smaller scale jobs. Fueled by our commitment to excellence, we go the extra mile to make sure clients are completely satisfied with our work. Call us today to schedule a consultation. Quality service at a fair price. We are licensed, bonded and insured.

Reviews

What Our Clients Have to Say

Great company to work with! Very professional and courteous. They take the time to explain what it is they're doing and keep you informed! I would highly recommend O-Zone HVAC to anyone!

Elliott M.

Ozzie and the O-Zone team are good people who pay attention to detail. We have always been pleased with their work, and we highly recommend them to our friends and neighbors.

Michael P.

Very professional installation. The crew showed up on time, worked diligently, and went over every aspect of the new equipment they installed on the furnace systems. They answered all my questions and explained everything well!

James S.