Deljo Heating and Cooling

Reviews

• TA

  Todd Anderson

  3 days ago
  5.0
  5 starts for Kasey. He is a true professional. He entered our home like it was his own with boot coverings and left it as clean as when he found it. He listened to what we had to say and then dialed in our new Infinity system to use its full capabilities, to quietly run as mere background white noise (not loud & in your face). He delivered a net-promoter customer outcome.
• FZ

  Franz Zwergel

  4 days ago
  5.0
  Matt was excellent and professional. He made sure we’re in top shape for our system to handle the Summer. If it ever arrives. Again, great service!
• PD

  Pat Daly

  Apr 1, 2026
  5.0
  I ordered a complete household plumbing inspection for $89. Technician Kyle was thorough, professional, and knowledgeable. A very useful, informative, and worthwhile exercise with a top notch plumbing professional.
• CL

  Chris Len

  Mar 31, 2026
  5.0
  Izzy was extremely knowledgeable and professional. He solved my issue quickly and checked everything else that could have gone wrong
• SM

  Sherry Marsh

  Mar 27, 2026
  5.0
  Our Deljo service technician, Izzy, was extremely knowledgeable, personable and professional in diagnosing and fixing our HVAC issues. I was also impressed with Deljo’s promptness in scheduling our appointments and providing us with timely updates on the part ordered and the arrival of our technician. I highly recommend this company and our technician. We just moved to Chicago and were very fortunate to find such a customer-centered company to meet our needs.