I had a great experience with Deljo HVAC Services. They came out quickly and repaired both my AC unit and my tenant’s AC without any hassle. We were dealing with low coolant and dirty fan issues, and the technician thoroughly cleaned everything and got both systems running properly again. Jonathan McLin spent about three hours making sure everything was taken care of. He was professional, friendly, and incredibly attentive throughout the entire visit. What I appreciated most was that he explained every step of the process, so I always knew what was being done and why. It’s hard to find service companies that combine speed, quality, and excellent customer service, but Deljo HVAC Services delivered on all three. I truly felt taken care of, and I highly recommend asking for Jonathan McLin if you need HVAC service. I wouldn’t hesitate to use Deljo HVAC Services again.
Deljo Heating, Cooling & Plumbing
About Deljo Heating, Cooling & Plumbing
Deljo Heating, Cooling & Plumbing is an established hvac contractor serving clients across Lincoln Park and the broader Chicagoland area. Located at 4300 W Bryn Mawr Ave, Chicago, IL 60646, the practice holds a 4.9 average rating across 3442 Google reviews.
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Marek Slomba was the senior technician in charge of my complicated furnace replacement and his work is excellent! And he is pleasant and a terrific whistler. The more difficult the work, the better the whistling. He is highly recommended. In addition to being an excellent installer, he is a kind person who listened to my concerns and understood my needs.
Gregory was incredible he diagnosed the issue quickly. We obtained one of the new wireless transmitters and unfortunately it was damaged by water. He explained thoroughly and in detail what the issues were. He was timely and he explained what was needed to fix it for going forward. He also shared multiple detailed photos of his work which just increased our understanding of what was necessary for the repair. Polite friendly extremely knowledgeable of his craft and just a great guy. We were very appreciative of his service.
We had a very positive experience with Deljo. Everyone we worked with: Jesus, Tyler, DJ & Adrian were so helpful and knowledgeable. They arrived on time, were courteous and took the time to answer all our questions and explain everything clearly. The service was thorough and the installation by DJ and his team went smoothly. We appreciated the honesty and professionalism throughout the visit. It’s refreshing to work with a company that is responsive, reliable, and focused on customer satisfaction. We would definitely recommend Deljo to anyone looking for trustworthy HVAC service and will use them again in the future.
Jonathan, Tyler, Drew and everyone else involved at Deljo couldn't have been more professional and helpful. My wife and I just recently moved into our condo and realized we had AC issues, something we didn't have much background in. Everyone at Deljo did a great job explaining what was wrong, what our options were and the installation was very smooth. We ended up getting the full AC and furnace replacement and they had great discounts available and financing deals that made everything a no brainer. Install took just a day and allowed us to be ready right when the weather is expected to warm up. Highly recommend.
Angel was extremely helpful in checking my condo’s in-unit fan coil unit, which had not had maintenance in many years (maybe decades). He took the time to explain the different parts of the equipment to me, what he was testing, and what the results meant. I am a first time homeowner and have never had this type of HVAC before so it was really helpful to have someone explain how it works and what to keep an eye out for. It was also very easy to schedule this service and Angel and the dispatcher both kept me in the loop on timing which I appreciated.