If your AC is underperforming or your furnace keeps failing when you need it most, the disruption isn’t just inconvenient—it’s costly. That’s where Hely Heating and Air Conditioning Co steps in. Since 1969, we’ve delivered consistent, high-quality service that helps Lemay homeowners and business owners regain control of their comfort systems. Whether it’s poor airflow, outdated systems, or rising energy bills, our experts are equipped to solve the problem efficiently and affordably. When you hire a heating and air conditioning contractor in Lemay, MO, you want a name that stands for trust, and we make that promise with every job we complete.
.avif)
Engineered for Efficiency: Custom HVAC Solutions That Fit Your Property
Every home and commercial space in Lemay is unique, so why settle for cookie-cutter HVAC fixes? At Hely Heating and Air Conditioning Co., we offer tailored heating and cooling solutions based on your property’s size, age, and system type. Lemay’s mix of older homes and modern buildings requires an experienced contractor who understands structural differences and how they impact airflow, insulation, and overall HVAC performance.
Whether you’re replacing an outdated furnace or installing a smart cooling system, our team recommends systems that not only work harder—but smarter. Our process includes full diagnostics, load calculations, and energy-efficiency evaluations that position your system for long-term savings and performance.
Expect services that include:
- Custom HVAC System Design: We create solutions tailored to your unique space, comfort goals, and lifestyle needs. Whether it’s for a residential or commercial property, we ensure consistent, reliable temperature control with a focus on maximizing efficiency and performance.
- Energy-efficient Upgrades: Upgrade to modern, energy-efficient systems designed to lower your utility bills while reducing your carbon footprint. Take advantage of available rebates, incentives, and the long-term savings that come with cutting-edge technology built for sustainability.
- Ductwork and Airflow Improvements: Our experts thoroughly assess your existing ductwork and airflow to spot inefficiencies and recommend upgrades. We ensure proper airflow throughout your property, improving system performance and indoor air quality, regardless of the building’s age or structure.
- Top-tier Equipment: We only work with quiet, high-performance units from the most trusted brands in the industry. Each unit is backed by comprehensive warranties, giving you the peace of mind that your investment is protected for years to come.
Innovation and trust are at the heart of what we do. Whether you’re navigating the challenges of an older home or looking to implement the latest technologies in a modern building, Our team is here to help you achieve the perfect balance of comfort, energy efficiency, and long-term performance—all with professional, reliable service.
Pro Tip: If your home has uneven temperatures from room to room, a zoning system may be the right solution to boost comfort and cut utility costs.
.avif)
Your Comfort, Our Commitment: Why Lemay Homeowners Rely on Us
There’s a reason we’ve been serving the Lemay community for over 50 years. When it comes to comfort, Hely Heating and Air Conditioning Co puts service first—backed by expert knowledge and state-of-the-art tools. As a leading heating and air conditioning contractor in Lemay, MO, we don’t just fix systems; we build relationships with our customers through transparency, reliability, and outstanding workmanship.
Here’s what sets us apart:
- Trained, NATE-certified technicians who get the job done right the first time
- Responsive service that respects your time and home
- Fully licensed and insured for residential and commercial work
- Flexible Financing plans to make comfort more accessible
You can rest easy knowing you’re working with a dedicated local team that values professionalism, clear communication, and delivering lasting results. We take the time to understand your unique needs, provide personalized solutions, and ensure every project is completed to the highest standard.
Commercial Comfort, Simplified: Efficient HVAC for Lemay Businesses
Your business can’t afford heating or cooling downtime. That’s why Lemay business owners count on Hely Heating and Air Conditioning Co for responsive commercial HVAC support. From restaurants and offices to retail and warehouse spaces, we bring high-capacity, code-compliant solutions that work around your hours and operational needs.
Our experienced commercial techs understand how to balance performance, energy savings, and long-term equipment life. We design, maintain, and repair systems with your daily business operations in mind, ensuring your staff, clients, and equipment are all properly protected.
Our commercial services include:
- Scalable rooftop units and package systems
- Professional-grade maintenance plans with priority service
- Zone control and smart thermostat integrations
- Indoor air quality improvements for safer environments
- Energy audits to reduce long-term overhead
No matter the complexity of your HVAC needs, we are here to provide reliable, expert service to keep your business comfortable, efficient, and protected. Let us help you focus on what matters most—running your business.
Quick Tip: Schedule your seasonal HVAC maintenance before peak season to lock in faster service and avoid costly breakdowns when demand is highest.
Service That Stands Out: What Makes Us the Best HVAC Contractor in Lemay, MO
Choosing a heating and air conditioning contractor in Lemay, MO, is about more than just hiring a service provider—it’s about trusting someone with the comfort and safety of your home or business. We take that trust seriously. With over 50 years of local experience, we’ve built a reputation for honest assessments, no high-pressure sales tactics, and reliable service. Check out our HVAC services to see how we can help you. Our team is committed to clean, professional work, arriving on time, and treating every customer with respect. Learn more about our equipment and labor warranties for your peace of mind. We also offer personalized attention to ensure you feel like part of our family. For us, the job isn’t done until your comfort is restored and you’re completely satisfied. Explore why we’re trusted as Lemay’s go-to heating and cooling experts!
Trust the Leading Heating and Air Conditioning Contractor in Lemay, MO
You deserve HVAC service that provides long-lasting comfort, not just temporary fixes. At Hely Heating and Air Conditioning Co., we bring over five decades of experience to every job, delivering personalized solutions tailored to your needs. Our commitment to quality means you can trust us for reliable repairs, expert installations, and routine maintenance that keeps your systems running smoothly all year long. As the trusted heating and air conditioning contractor in Lemay, MO, we take pride in serving our community with professionalism and care.
Let’s restore your comfort the right way—accurately, affordably, and efficiently. With us, your satisfaction always comes first.
Schedule Your Service to Learn How We Can Enhance Your Comfort All Year
.avif){kind=logo}
Customer Testimonials
Building trust, one satisfied customer at a time. Read their stories.
Great experience! Would definitely recommend and will be using/referring in the future.
Wonderful service was here on short notice to help on a really hot day. I will be recommending and using for other properties.
Tim was efficient and knowledgeable. He explained everything he did and what the problems were. I would recommend them.
We have been using Hely for years. Professional, prompt and courteous service.
never have a need to call anyone else, they are the best, also refer a lot of people to them because they know how to treat people and get the job done with top quality service techs and office staff
Very helpful on installing my new thermostat. Assisted in set up too. We’ve used Hely for a very long time and will continue to do so. Have also had new furnace and A/C installed by Hely. Great staff
Amazing Service! They are great! Our AC went out after the 4th of July, and Tim came out that same day to repair our unit. He diagnosed the issue in less than 10 minutes, and had it fixed in less than 5. I am extremely grateful for their great service and quick resolution! I would highly recommend calling them!
Family has been using Hely for years. Always on time, polite, professional. Very responsive and they have an emergency line for when the weather is bad and you need help. Installed a new furnace and A/C for our new house within the last year and we're very happy.
They explained everything in terms that I could understand. The installers were very courteous & did a great job cleaning up. I highly recommend giving them a call.
They always come when called to service our heating & cooling system. Good prices, always fair and friendly service.
Never have a need to call anyone else, they are the best, also refer a lot of people to them because they know how to treat people and get the job done with top quality service techs and office staff
Korky has been working with our family for a long time. He is always so nice and efficient that we usually always hope to get him when we call you guys. He really cares for his customers and is always so professional. I’m really glad you have someone like korky on your team.
