Design Aire Heating & Cooling is a leading HVAC company serving St. Louis, Maryland Heights, MO, and nearby areas. They specialize in HVAC, furnace, and air conditioning repair, installation, and maintenance for both homes and businesses, including new construction sites. Customers value the thoroughness of their services, with technicians taking time to clearly explain inspections and recommendations. The company is well known for quality work, as shown in their installation of mini-split systems in older homes. With many years of dedicated service, Design Aire demonstrates professionalism and a strong focus on customer satisfaction, always standing by their work and quickly resolving any issues. Customers have praised their honesty, saying they never try to oversell or recommend unnecessary work. Their team, including technicians like Gary and Tom, is appreciated for their reliability and great service. Overall, Design Aire is highly recommended for anyone in the St. Louis Metro area seeking dependable heating and cooling services.
Of course, we had to call a few companies on an emergency basis during the heat we’ve been getting during the last few weeks. We had two HVAC companies to see why ours quit. The first company techs troubleshot the system and told me what was wrong. I asked for quote for a new unit and had to wait for a Salesperson. Design Aire was recommended my in-laws and pulled through. Jason, who did the initial troubleshooting and found the problems immediately. He gave me a no BS explanation and provided a few of options. We chose to replace the compressor and A coil instead of piecemealing the old unit, so I asked him for quote. After a few minutes of measuring and putting… read full review
Sep 2026
5.0★★★★★
Joe and Kerry came out on a super hot day and got my AC back up and running same day that it went down. They communicated each issue and showed me what was going on and were extremely professional. Will be calling Design Aire for anything I need help with from now on.
Aug 2026
5.0★★★★★
I recommend Design Aire to everyone that needs a new HVAC unit, maintenance or repair. Fair and honest company! Tom was excellent, respectful and kind! I felt totally confident in the service provided. Thank you!
