5.0 Rated on Google
Stay Cool Climate Control
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Schedule an Appointment
Looking for an HVAC professional you can trust? At Stay Cool Climate Control we are committed to providing fair and honest service, quality workmanship, and results that are guaranteed to leave you with the peace of mind you deserve.
636-542-8600
407 Sonderen St, O Fallon, MO 63366
info@staycool-hvac.com
Operating Hours
Mon-Fri: 8:00AM - 8:00PM
24 Hour Emergency Service AvailableOffers
Value and Savings on HVAC Services
At Stay Cool Climate Control, we believe comfort shouldn’t come at the cost of your budget. That’s why we offer seasonal discounts, financing options, and energy-conscious solutions that help reduce utility bills while extending the life of your equipment. From affordable repairs and preventative tune-ups to cost-saving system upgrades, our focus is on giving you the most value for your investment. You can count on us to deliver dependable comfort today while helping you save more in the long run.
$79
Tune UpAC or Furnace
Offer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
Expires: Jun 30, 2026
Expires: Jun 30, 2026
FREE
Leak DetectionWith Leak Repair (refrigerant, gas, or water) ($268 Value)
Offer cannot be combined with any other promotions, discounts, or special offers. Terms and conditions may apply.
Expires: Jun 30, 2026
Expires: Jun 30, 2026
Who is the Taco Guy?
Get Comfort. Stay Cool. Eat Free Tacos
We depend heavily on great reviews and our customers referring us to other great people. This is why we developed a referral program for our HVAC services that is very unique and rewards our fantastic customers and friends. We love our customers, and we love tacos!Testimonials
Hear from Our Satisfied Customers
Alex was great! Honest, thorough, knowledgeable and extremely patient.
Kevin McKeon
1 day ago
Our tech, Alex, was great. On time, great communication, knowledgeable and honest. He was quicknto detrmine thebissue, and we were happy to have him in our home.
Chris Ravenscraft
2 days ago
Dalton was great. Arrived on time. Polite. Did my spring tune up and installed a new thermostat Polite very efficient.
Anne S
3 days ago
Alex did a great job!
Cathy Gudermuth
7 days ago
Very knowledgeable. Same day service was great (unexpected). Annual program great fit for us.
Charlie Levine
1 week ago
Very well mannered worker. Was above and beyond with speaking with us on things.
Bruce Hymes
2 weeks ago
Punctuality, polite, clean and efficient. Plus, Dalton made extra time to help dismantle and remove an old gas pit. BIG thanks!
Rose
2 weeks ago
Technician arrive promptly when said they would and arrived on sight 3 hrs after making appointment.
My Technician Travis found my issue promptly and every Courteous.
Doug Miller
2 weeks ago
The tech Dalton was professional and knowledgeable. There were no hidden fees, price was honest. I will call them again if needed!
Rachel B
2 weeks ago
Thank you Alex. Really appreciate your hard work today. Did a great job. System is running well.
Jon Godbey
2 weeks ago
Dalton was very personable and helpful in explaining the process and any addressing my questions in a polite and direct manner. Very impressed with his professionalism.
John Gialouris
3 weeks ago
Came on time, very receptive to all questions, gave me heads up on what COULD go wrong in the near future. Great company to get your HVAC service needs
Maaz Ahmed
4 weeks ago
I could not be more pleased!!! Trey and Neal were awesome, very professional. Arrived at 8:00 am and left at 4:00 pm... no breaks. They replaced my HVAC system and installed a new water heater. It was a great experience, both were very polite and neat.
Thank you!!
sandy coughlin
4 weeks ago
My service was excellent good job 😄
Mary Wilson
4 weeks ago
Excellent professional service, very thorough.
David Schuver
1 month ago
This morning, Peter came in and did regular preventative maintenance on my furnace. He was very professional and efficient. He did explain certain maintenance procedures that would help in extending the life of my furnace. I highly recommend this company and their guys. 👍👍👍
Neal Duchinsky
1 month ago
Technician was extremely polite, helpful and explained everything very well.
linda schukar
1 month ago
Schedule Your Service with Stay Cool Climate Control
Don’t hesitate to reach out to us for the comprehensive solutions you need. We are happy to discuss any concerns you may have and will provide the honest, professional advice you need to help you make the best decision for your home. Contact us today to schedule a free second opinion, request an estimate, or book an immediate appointment for heating and air conditioning services in O’Fallon, Missouri.
