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Comprehensive Air Conditioning in Evanston, IL

HVAC technician uses special tools to test air conditioner during tune-up

When you’re looking for a trustworthy air conditioning company in Evanston, look no further than Deljo Heating and Cooling. We bring our customers 100 years of experience and knowledge, with our primary focus being your comfort and satisfaction.

Deljo Heating and Cooling was built on a foundation of strong business ethics and customer service. We are committed to maintaining those values and providing the best air conditioning service possible.

AC Maintenance Tune-Ups

Annual maintenance is one of the best ways to keep your air conditioning unit running efficiently. These tune-ups will also reduce the need for premature replacement. We recommend professional maintenance every spring, which allows us to make sure your air conditioning system will last throughout the summer.

Call Deljo Heating and Cooling or reach out online to schedule your AC tune-up. Don’t get stuck in the middle of summer without a working air conditioner!

Air Conditioner Repair in Evanston

In the event your AC unit starts behaving badly or stops working altogether, we are here to help. Our experienced air conditioner technicians will arrive promptly to diagnose and repair the issue. We always provide upfront estimates, and we never perform services you haven’t approved.

In some cases, an air conditioner is cheaper to replace than to repair. When that happens, we will discuss options with you. Many times, people choose to upgrade their system at this time, opting for maximum efficiency and lower monthly energy bills.

Evanston Air Conditioning Installation

Any time you need AC service, Deljo Heating and Cooling is only a phone call away. We carry only the brands you know and trust, which come with product warranties and our own service guarantees.

Not sure which cooling system is best for your home? We can recommend one that meets your needs and fits your budget.

HVAC technician prepares ductless AC for installation in home

The Deljo Difference

We provide air conditioning services with a 100% customer satisfaction guarantee—every service, every time. This, along with our century of experience, is just part of what sets Deljo Heating and Cooling apart from the competition.

We also have our very own training school, Deljo Academy! This ensures all employees have the skills and abilities to meet our high standards. So in addition to our HVAC techs being NATE-certified, they are also Deljo-trained.

When you need any type of air conditioning maintenance, repair, or installation, rely on Deljo Heating and Cooling. We are here when you need us, and your comfort is our business.

Experience the Deljo Difference today—call or schedule an appointment online at your convenience.

Client Testimonials

Read the opinions of our satisfied customers.

I always use Deljo. The entire staff is amazing from intake calls to install. They were fast, professional and gave us a fair price.

Monica OConnor Chicago IL.

Joe was great. We came home to a cold house on a Sunday night and he came out to diagnose the issue right away. Very knowledgeable, very friendly.

Kyle Sant Chicago IL.

We’ve been using Deljo for several years and have had a great experience with them. They’re prompt, reliable, and trustworthy. The technicians (David was the most recent) have been great.

Ari Telisman Chicago IL.

My hot water heater had some leaky pipes due to corroded unions. The repair took longer than I thought due to some unforeseen circumstances. Unfortunately after the repairs the water heater stopped working...

Maria Pradd Chicago IL.

Questions? We Can Help! Contact Us Today!

Our Service Areas

Contact Deljo Heating & Cooling today. We look forward to hearing from you and helping out with all your indoor comfort needs.

Chicago Suburbs

Chicago Neighborhoods