Reviews
At Design Heating & Air Conditioning we strive for 100% satisfaction in everything we do. We value your opinion and invite you to tell us and others about your experience with us. Please take a few moments to tell us what you think by leaving us a review here on our website or on any of these popular review sites.
Read what other customers have said about us.
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See What Our Customers Have to Say - 56 Reviews

Brian B
11/20/2025
11/20/2025
Without a doubt, Design has gone above and beyond. From the start, they’ve been incredibly professional, patient, and truly invested in helping diagnose recurring issues with my AC and furnace. It’s rare to find a company that feels more like a partner than a service provider.
The main office staff is thorough, attentive, and committed to documenting every pain point with care. Their dedication to understanding the full scope of the issue is impressive.
The technicians? Absolutely phenomenal. Empathetic, hardworking, and genuinely delightful—at this point, they’ve been to my home more than my parents have this year! They communicate clearly, explain their process, test thoroughly, and keep me updated every step of the way. Transparency is clearly a priority.
A special shoutout to Tim Schmitt, who has spent over 10 hours at my home diagnosing a heating issue. His professionalism, communication, and attention to detail are truly the gold standard.
Long story short: Design is now my go-to for any HVAC concerns. I had a fantastic experience and can’t recommend them highly enough.

Rachel Zeph
06/23/2025
06/23/2025
Amazing group of people! Aaron G., Tim and Alex (Alexandra) have been a Godsend in assisting me with my new home. Design did an excellent job installing everything, but unfortunately for myself and my neighbors, improper construction management caused issues for us. Design has been gracious in helping resolve these issues that they didn’t cause. They’ve been patient, knowledgeable and supportive. Couldn’t have asked for a better team! Thanks again. Rachel O

Mark Metzler
05/23/2025
05/23/2025
05/21/25 Caleb and Mark installed a gas garage heater and did a fantastic job. They were courteous and very detail conscious. Cleaned up after and provided system use explanation and recommendations. Pricing was super competitive. I highly recommend Design Heating and Air Conditioning for your HVAC needs.

Bill Olenzuk
10/01/2024
10/01/2024
9/21/24…Mark & Pork/Caleb were simply amazing!! Arrived at 8am & were done by 3:30pm, and that was to remise old system & replace with brand new Furnace/AC. Both very energetic, paid attention to small details and knowledgeable. They even took time out to explain what they were doing & how the equipment would work for us. Highly recommend them both 👍🏼. Thanks again!
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