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Complete HVAC Services

Serving Saint Louis, MO, & Surrounding Areas

Free Estimates Within 48 Hours

Type 1 & 2 EPA Certified

Saturday & Sunday Emergency Services Only

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Comfort and Efficiency for Your Home and Business

City Wide Heating and Cooling is your trusted partner for all things HVAC in Saint Louis, MO, and the surrounding areas. With over four decades of combined experience, we're the team you can rely on for prompt, professional service that keeps your indoor environment just right, all year round.

Founded in 2023, we're a family-owned business that brings a fresh approach to heating and cooling services. We understand that when your HVAC system acts up, you need help fast. That's why we offer quick response times and 24-hour emergency services for our commercial customers.


Our team of Type 1 and 2 EPA-certified technicians is ready to tackle any challenge, big or small. And the best part? We'll provide you with a free estimate within 48 hours. Don't let HVAC issues disrupt your comfort or your business operations. Contact us today and experience the City Wide Heating and Cooling difference!

City Wide Heating and Cooling

Why Choose Us

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24-Hour Commercial Emergency Services

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Manufacturer Warranties Available

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Free Estimates Within 48 Hours

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Over 40 Years of Combined Experience

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EPA-Certified Technicians Type I and II

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Saturday and Sunday Emergency Services Only

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AC Services

When the St. Louis summer heat kicks in, you need an AC system you can count on. Our AC services cover everything from installation and maintenance to repairs and replacements. We'll ensure your cooling system runs efficiently, keeping you comfortable while helping you save on energy bills.
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Emergency Heating and Air Repair

HVAC emergencies don't wait for business hours, and neither do we. Our 24-hour emergency services for commercial and residential customers mean you're never left in the lurch. Whether it's a freezing winter night or a sweltering summer day, we're just a call away.

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Gas Line Repair

Gas line issues can be dangerous and require immediate attention. Our certified technicians are skilled in gas line repair, ensuring your heating systems and gas appliances operate safely and efficiently. We prioritize your safety and peace of mind.
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Heating Services

When winter arrives in Saint Louis, a reliable heating system is crucial. Our comprehensive heating services cover furnaces, boilers, and heat pumps. From routine maintenance to complex repairs, we'll keep your home or business warm and cozy.
HVAC technician servicing an air conditioning unit outside, using gauges. A toolbox sits nearby.

High-Efficiency HVAC

Upgrade to a high-efficiency HVAC system and watch your energy bills shrink. We offer cutting-edge, energy-efficient solutions that not only improve your comfort but also reduce your carbon footprint. Let's work together to create a more sustainable future.
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HVAC Testing

Regular HVAC testing is key to maintaining optimal performance. Our thorough testing procedures identify potential issues before they become major problems, ensuring your system runs smoothly year-round. We'll help you avoid unexpected breakdowns and costly repairs.
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Refrigeration Services

For businesses relying on refrigeration, we offer comprehensive services to keep your equipment running at peak performance. From walk-in coolers to display cases, we've got you covered. Trust us to maintain the ideal temperature for your products.
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Seasonal Maintenance

Proactive maintenance is the best way to prevent HVAC issues. Our seasonal maintenance plans keep your system in top shape year-round, improving efficiency and extending the life of your equipment. Let us help you avoid unexpected breakdowns and save money in the long run.
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Specialty HVAC Services

Every building has unique HVAC needs. Our specialty services cater to those specific requirements, whether it's for a historic home, a state-of-the-art office, or a specialized industrial facility. We'll create custom solutions that perfectly fit your space.
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Thermostat Services

A smart thermostat can significantly improve your HVAC system's efficiency. We offer installation, programming, and repair services for all types of thermostats. Upgrade to a programmable or smart thermostat and take control of your comfort and energy usage.
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Ventilation Services

Proper ventilation is crucial for maintaining indoor air quality and HVAC efficiency. Our ventilation services include duct cleaning, air filter replacement, and ventilation system upgrades. Breathe easier knowing your air is clean and your system is operating at its best.
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Water Heating Services

Don't let a faulty water heater leave you in cold water. Our water heating services cover installation, maintenance, and repair for all types of water heaters. We'll ensure you have reliable hot water when you need it, while also helping you choose energy-efficient options to reduce your utility bills.
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Here's what our satisfied customers are saying...

At City Wide Heating and Cooling, we take pride in providing exceptional HVAC services for homeowners and business owners. We would be grateful if you could share your thoughts about our local, family-owned business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of City Wide Heating and Cooling and let others know what you think.