Swiss Air Heating & Cooling - St. Louis

Swiss Air Heating & Cooling - St. Louis At Swiss Air Heating & Cooling, your comfort is our priority, and we’re here to make your experience the best it can be. Remember, who you choose matters.

Our foundation is built on strong guarantees, ensuring that our clients receive the best value with price and workmanship assurances. Welcome to Swiss Air Heating and Cooling, your trusted, locally owned and family-operated HVAC company serving O’Fallon, Missouri, since 1989. Our team is passionate about delivering quality work to every customer, and we’re proud to say we have the best technicians

in the area! Our professionals are fully licensed, expertly trained, and committed to providing unmatched service on every job. Whether you need heating, air conditioning, or any other HVAC service, contact us today to schedule an appointment with one of our skilled technicians. We offer free estimates because we believe in transparency and trust. Plus, we provide special discounts for veterans and active military members as our way of giving back. Many HVAC companies are being sold to out-of-state and even international interests—but we’re dedicated to staying local. Call Swiss AirHeating and Cooling—the Wizard of Comfort—for reliable service from a team that’s been right here in your community for over 30 years! Your Comfort, Our Promise.

"Thank you to the office staff and Tyler for promptly servicing our AC after it went out during an extreme heat warning....
07/21/2025

"Thank you to the office staff and Tyler for promptly servicing our AC after it went out during an extreme heat warning. We called the after hours line and spoke with a real person, and Tyler arrived first thing in the AM to save the day. :) He was friendly, knowledgeable and provided fast service. Highly recommend!" says Elyssian on Google

★★★★★ Thank you to the office staff and Tyler for promptly servicing our AC after it went out during an extreme heat warning. We called the after hours line and spoke with a real person, and Tyler arrived first thing in the AM to save the day. :) He was friendly, knowledgeable and provided...

"July1, with 90 + temps & 10 outstaters for the 4th, no A/C. Shaun came 'need new A/C'Tracy & Shaun worked tirelessly & ...
07/15/2025

"July1, with 90 + temps & 10 outstaters for the 4th, no A/C. Shaun came 'need new A/C'
Tracy & Shaun worked tirelessly & found one. Shaun installed July 3. THANK YOU
Tracy & Shaun for persistance, personal attention, technical knowledge and CARING." says Chuck on Google

★★★★★ July1, with 90 + temps & 10 outstaters for the 4th, no A/C. Shaun came 'need new A/C' Tracy & Shaun worked tirelessly & found one. Shaun installed July 3. THANK YOU Tracy & Shaun for persistance, personal attention, technical knowledge and CARING.

"Always on time, efficient, and trustworthy! I called them when I was in a pinch...I have sung their praises to numerous...
07/11/2025

"Always on time, efficient, and trustworthy! I called them when I was in a pinch...I have sung their praises to numerous friends and neighbors!" says teresa on Google

★★★★★ Always on time, efficient, and trustworthy! I called them when I was in a pinch...I have sung their praises to numerous friends and neighbors!

"Always great service. Rob Massey is a true professional and a great service technician." says Ken on Google
07/04/2025

"Always great service. Rob Massey is a true professional and a great service technician." says Ken on Google

★★★★★ Always great service. Rob Massey is a true professional and a great service technician.

"We had a great experience with Swiss Air for our home inspection. They were incredibly thorough and professional throug...
06/23/2025

"We had a great experience with Swiss Air for our home inspection. They were incredibly thorough and professional throughout the entire process. Special shout out to Rob Massey for going above and beyond to make everything smooth and stress-free for us. His communication and attention to detail really stood out. Highly recommend Swiss Air if you're looking for quality and peace of mind!" says Ryan on Google

★★★★★ We had a great experience with Swiss Air for our home inspection. They were incredibly thorough and professional throughout the entire process. Special shout out to Rob Massey for going above and beyond to make everything smooth and stress-free for us. His communication and attention...

"I had the unfortunate issue of needing a service on a Saturday. Of course we would be in the heat wave needing help. Th...
06/21/2025

"I had the unfortunate issue of needing a service on a Saturday. Of course we would be in the heat wave needing help. Thankfully it was a easy fix but we will use them in the future for needs. Super friendly and knowledgeable, fast and efficient also." says Candice on Google

★★★★★ I had the unfortunate issue of needing a service on a Saturday. Of course we would be in the heat wave needing help. Thankfully it was a easy fix but we will use them in the future for needs. Super friendly and knowledgeable, fast and efficient also.

"We have been very happy with our switch to SwissIAir. Chris came by to do the spring checkup several weeks ago, and was...
06/11/2025

"We have been very happy with our switch to SwissIAir. Chris came by to do the spring checkup several weeks ago, and was very thorough. He explained what he did in terms we could understand. Looking forward to the next visit." says Van on Google

★★★★★ We have been very happy with our switch to SwissIAir. Chris came by to do the spring checkup several weeks ago, and was very thorough. He explained what he did in terms we could understand. Looking forward to the next visit.

"Always give great service and easy to talk with when I call their office. The service is above any standards. I would r...
05/28/2025

"Always give great service and easy to talk with when I call their office. The service is above any standards. I would recommend them to other clients." says Hank on Google

★★★★★ Always give great service and easy to talk with when I call their office. The service is above any standards. I would recommend them to other clients.

"Bill from Swiss Air went above and beyond. Very knowledgeable and helpful with every step of the process. I highly reco...
05/20/2025

"Bill from Swiss Air went above and beyond. Very knowledgeable and helpful with every step of the process. I highly recommend everyone signs up for the tune-up program, it’s worth every penny and keeps things proactive. As a new home owner, Bill taking his time to explain things and direct me to the right information made all of the difference in the world. Thanks Bill!" says Franco on Google

★★★★★ Bill from Swiss Air went above and beyond. Very knowledgeable and helpful with every step of the process. I highly recommend everyone signs up for the tune-up program, it’s worth every penny and keeps things proactive. As a new home owner, Bill taking his time to explain things and...

"Always on time for maintenence checks and easy to work with." says Kevin on Google
05/08/2025

"Always on time for maintenence checks and easy to work with." says Kevin on Google

★★★★★ Always on time for maintenence checks and easy to work with.

"I called Swiss air at 8:15am because out AC wasn’t blowing cold air. The technician Rob Massey was at our house by 9:00...
04/28/2025

"I called Swiss air at 8:15am because out AC wasn’t blowing cold air. The technician Rob Massey was at our house by 9:00am and had the problem diagnosed and fixed by 11:00am. Fast friendly." says Ryan on Google

★★★★★ I called Swiss air at 8:15am because out AC wasn’t blowing cold air. The technician Rob Massey was at our house by 9:00am and had the problem diagnosed and fixed by 11:00am. Fast friendly.

"They installed a new system in April 2021. Good people, good service before and after the install. Very pleased with in...
04/24/2025

"They installed a new system in April 2021. Good people, good service before and after the install. Very pleased with installation and service. Update October 2024: Tyler the technician did my semi-annual check up. Very professional technician. Update: 4/23/25–The after sales service continues to excel. Had my system serviced by Tyler and Matt. They were thorough, cleaned and tuned it all up, replaced a capacitor that.." says Thomas on Google

★★★★★ They installed a new system in April 2021. Good people, good service before and after the install. Very pleased with installation and service. Update October 2024: Tyler the technician did my semi-annual check up. Very professional technician. Update: 4/23/25–The after sales servic...

Address

406 E Wabash Street
O'Fallon, MO
63366

Opening Hours

Monday 7am - 7pm
Tuesday 7am - 7pm
Wednesday 7am - 7pm
Thursday 7am - 7pm
Friday 7am - 7pm

Telephone

+16369787800

Website

Alerts

Be the first to know and let us send you an email when Swiss Air Heating & Cooling - St. Louis posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share