Reliable Service, 24/7 Support, and Flexible Financing for Your Family’s Needs
Read the opinions of our satisfied customers.
Deljo’s heating and cooling team was awesome to work with. As a first-time homeowner, I really appreciated how clearly they explained everything and answered all my questions. From the quote to the install and follow-up, the service was top-notch. Highly recommend!
Lindsey A. Chicago, IL
Matt did an amazing job. He serviced our home and our rental property. He gave us options to help our systems run more efficiently. He also told us about Deljo’s new plumbing inspection which was very affordable. He is great!
Jordan R. Chicago, IL
We had a problem with our Humidifier and called Deljo. Jesus came out to help and was amazing. He was extremely knowledgeable, detail oriented, and super courteous. Amazing customer experience!
Jeff C. Chicago, IL
Jordan and Jesus were extremely helpful and knowledgeable! We would 100% work with them and have them back. They were both very professional and efficiently fixed our heating system.
Emily L. Chicago, IL
Shout out to Ernesto for coming out and servicing our furnace and air con. Deljo provides a great service and glad to trust them with our HVAC for our small business.
Lauren H. Chicago, IL
We’ve delivered exceptional HVAC services in Chicago since 1992. Our focus on reliability and care has kept us in business for over 100 years. Now, we are proud to offer plumbing services as well.
By offering 24/7 emergency support and flexible financing, we ensure the homes of our clients remain havens of comfort. Join countless other families who trust us to keep their homes cozy and cool, and discover what sets us apart.
Deljo Heating & Cooling is a Mitsubishi Diamond Dealer, guaranteeing a superior skill set, dedicated customer service, and sophisticated solutions to the most challenging home temperature concerns.
Our technicians participate in extensive training and education at every level of service, from new product sales to continued customer care at Mitsubishi Electric-approved training centers. This intensive training and our decades of experience are your assurance that we will always be here when you need us for anything related to HVAC in Chicago. Regardless of the team member that is servicing you, you’ll immediately understand the Deljo Difference.
To maximize your savings, enroll in the regular maintenance program that our team provides! HVAC maintenance allows our technicians to catch problems before they get worse, saving you future time and money. Rest assured that our team will only suggest repairs and services that you genuinely need. Your comfort is our top priority!
Other benefits of enrolling in our Goldstar Maintenance Agreement include:
Owning a home comes with a lot of responsibility. We don’t think your plumbing, heating, and cooling in Chicago should contribute to the stress of homeownership. Finding the right plumbing and HVAC company to help ease the burden of keeping up with the vital systems in your residence is important.
That’s exactly where our team at Deljo comes into play. Count on us to keep your home’s systems in good working order. We have been in the Chicago HVAC repair business for countless years and are ready to extend a helping hand when you need it.
Contact Deljo Heating & Cooling today. We look forward to hearing from you and helping out with all your indoor comfort needs.
4300 W. Bryn Mawr Avenue
Chicago, Illinois 60646
155 N Northwest HWY
Park Ridge, Illinois 60068
