AC Services
Wentzville, MO | St. Charles, MO
Discounts for First Responders and Military
24/7 Emergency Services
Free Estimates
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Reliable Comfort Solutions for Every Season
When temperatures soar or plummet in St. Charles County, MO, and surrounding areas, you need cooling and heating systems that work flawlessly. River Valley Heating and Cooling brings over two decades of experience to every job, ensuring your home stays comfortable year-round with AC services tailored to your needs.
Our locally and family-owned company treats every customer like a neighbor, offering 24/7 emergency services when you need us most. From installation to maintenance and repairs, we service all makes and models with fully certified technicians who stand behind their work. Ready to experience the difference?
Contact us today for your free estimate.

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Why Choose Us
Discounts for First Responders and Military
24/7 Emergency Services
Free Estimates
Manufacturer Warranties
Fully Certified Technician
Working With Insurance Claims
Not valid with any other offers or promotions. Restrictions apply.
Must mention this coupon at the time of scheduling.
Not valid with any other offers or promotions. Restrictions apply.
Must mention this coupon at the time of scheduling.
Not valid with any other offers or promotions. Restrictions apply.
Must mention this coupon at the time of scheduling.
AC Installation
Choosing the right cooling system for your home is a significant investment, and we're here to guide you through every step. Our team evaluates your space, discusses your budget, and recommends energy-efficient options that'll keep you comfortable for years to come. We handle the entire installation process, ensuring your new system operates at peak performance from day one. Plus, all our installations come with manufacturer warranties for added peace of mind.
AC Maintenance
Regular maintenance extends the life of your cooling system and prevents costly breakdowns. Our comprehensive maintenance services include thorough inspections, filter changes, coil cleaning, and refrigerant level checks. We catch small issues before they become big problems, saving you money and stress down the road. With our friendly, personal service approach, we'll keep your system running smoothly season after season.
AC Repair
Air conditioning breakdowns never happen at convenient times, which is why we offer around-the-clock emergency services. Our experienced technicians quickly diagnose problems and provide honest repair recommendations that fit your budget. We work with insurance claims to make the process as hassle-free as possible. From minor fixes to major repairs, we have the expertise to restore your comfort fast.
AC Tune-Up
Don't wait until the hottest day of summer to discover your AC isn't working properly. Our seasonal tune-ups optimize your system's efficiency, reduce energy costs, and help prevent unexpected failures. We inspect all components, tighten electrical connections, lubricate moving parts, and ensure everything's operating safely. It's a small investment that pays big dividends in reliability and performance.
Here's what our satisfied customers are saying...
At River Valley Heating and Cooling, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of River Valley Heating and Cooling and let others know what you think.



