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Heating and Air Conditioning Contractor in St. Louis, MO

Heating and Air Conditioning Contractor in St. Louis, MO

Expert HVAC services at fair prices! Hely Heating and Air Conditioning Co. is St. Louis, MO’s go-to heating & cooling contractor. Book your appointment now!

Heating and Air Conditioning Contractor in St. Louis, MO

If your furnace struggles to keep your home warm or your AC fails during a heatwave, immediate attention is needed to restore comfort. Hely Heating and Air Conditioning Co. is a trusted heating and air conditioning contractor in St. Louis, MO, offering expert repairs and system replacements to keep your home or business running efficiently. With over 37 years of experience, we deliver dependable service tailored to your needs.

Choosing the Right HVAC System: Factors to Consider

Selecting the perfect HVAC system for your home or business in St. Louis, MO, isn’t just about comfort—it’s about efficiency, cost-effectiveness, and long-term reliability. With the unpredictable Missouri weather, having the correct system is crucial. Here are key factors to consider when choosing an HVAC system:

  • Size and Capacity: Choosing the right-sized HVAC unit is crucial. An undersized system struggles to maintain comfort, while an oversized unit wastes energy and cycles inefficiently. Proper sizing ensures balanced airflow, energy efficiency, and long-term performance. Professional load calculations help determine the ideal system for your home, optimizing comfort while keeping energy costs under control.
  • Energy Efficiency: ENERGY STAR®-certified HVAC systems lower utility bills and reduce environmental impact. High-efficiency models use advanced technology to optimize heating and cooling while consuming less power. Investing in an energy-efficient system not only enhances comfort but also provides long-term savings and sustainability, making it a smart choice for homeowners.
  • Climate Considerations: St. Louis experiences hot summers and cold winters, requiring an HVAC system designed for extreme temperatures. A reliable, high-performance unit ensures year-round comfort and efficiency. Whether it’s a heat pump for versatile heating and cooling or a robust furnace for freezing winters, selecting the right system is key to handling seasonal changes.
  • Indoor Air Quality: Advanced filtration and purification systems, like air cleaners and UV lights, improve indoor air quality by removing allergens, bacteria, and pollutants. These systems help reduce respiratory issues, eliminate odors, and create a healthier home environment. Investing in air purification ensures cleaner, fresher air for you and your family.
  • Ducted vs. Ductless: Ducted HVAC systems provide whole-home climate control, while ductless split systems are ideal for older homes, room additions, or spaces without existing ductwork. Ductless systems offer flexible installation, energy efficiency, and zoned comfort, making them an excellent solution for targeted heating and cooling needs.
  • Budget and Financing Options: HVAC investments can be significant, but flexible financing makes them more affordable. Hely Heating and Air Conditioning Co. offers financing plans tailored to your budget, allowing you to enjoy reliable heating and cooling without financial strain. Affordable payment options ensure comfort without compromising quality.

Our team at Hely Heating and Air Conditioning Co. is here to guide you through the selection process and ensure you choose the best system for your specific needs.

Heating and Air Conditioning Contractor in St. Louis, MO

What We Offer: Complete Heating and Air Conditioning Services

At Hely Heating and Air Conditioning Co., we provide a full range of HVAC solutions for both residential and commercial customers in St. Louis, MO. Our services include:

Heating Services

  • Furnace installation & repair: Stay warm with high-efficiency gas furnaces and expert repair services.
  • Heat pumps: A cost-effective alternative for heating and cooling your home.
  • Geothermal systems: Environmentally friendly heating solutions that utilize underground energy.
  • Routine maintenance: Extend the life of your heating system and improve efficiency.

Air Conditioning Services

  • AC installation & replacement: Upgrade to an energy-efficient cooling system, including American Standard® air conditioners.
  • AC repair: Fast and reliable fixes for all makes and models.
  • Ductless split systems: Perfect for rooms without ductwork.
  • Preventative maintenance: Keep your air conditioning system running smoothly with seasonal tune-ups.

Indoor Air Quality Solutions

  • Air purifiers & ultra-violet lights: Eliminate allergens, bacteria, and airborne contaminants.
  • Humidity control systems: Maintain balanced humidity for optimal comfort.
  • Duct cleaning services: Improve airflow and air quality by removing dust and debris.

No matter your HVAC needs, Hely Heating and Air Conditioning Co. has the expertise to provide top-tier service and installation.

Fast, Friendly, and Dependable: Your Local HVAC Specialists

For over 37 years, Hely Heating and Air Conditioning Co. has been the trusted name for HVAC services in St. Louis, MO. What sets us apart?

  • Decades of Experience: With over 50 years of combined experience in the HVAC industry, we bring extensive knowledge and expertise to every job. Our team understands the complexities of heating and cooling systems, ensuring efficient installations, repairs, and maintenance. Trust our decades of industry experience for reliable, high-quality HVAC solutions tailored to your needs.
  • Family-Owned & Operated: Founded by Richard Hely, our company remains family-owned and committed to personal service. Richard is actively involved, ensuring every job meets the highest standards. Our family values—honesty, integrity, and reliability—guide our business, providing customers with trusted HVAC solutions and exceptional service.
  • Customer Satisfaction Guaranteed: We take pride in getting the job done right the first time. Our commitment to excellence ensures high-quality workmanship, reliable HVAC solutions, and exceptional customer service. From installations to repairs, we prioritize your comfort and satisfaction, making sure every job meets or exceeds expectations.
  • Highly Trained Technicians: Our certified professionals are skilled in the latest HVAC technology and techniques. With rigorous training and ongoing education, they ensure top-quality workmanship in every service. Whether it’s installation, maintenance, or repair, our technicians deliver expert solutions for optimal system performance and long-term reliability.

Our 5-star reviews on Facebook, Google, and X speak for themselves. We pride ourselves on delivering fast, friendly, and dependable service to every customer we serve.

Contact Us for Expert HVAC Service: Your Comfort Awaits

Don’t let extreme temperatures disrupt your comfort. Whether you need a new HVAC system, routine maintenance, or emergency repairs, Hely Heating and Air Conditioning Co. is here to help. As the leading heating and air conditioning contractor in St. Louis, MO, we are dedicated to keeping your home or business comfortable year-round.

Contact us today to schedule an appointment or request a free quote!

Financing Your New Air Conditioning or Heating Equipment PurchaseDesign Element | Hely Heating and Air Conditioning Co.

Financing Your New Air Conditioning or Heating Equipment Purchase

Get the HVAC system you need, with payment options that fit your budget. We work with you to find the best financing solution.

Customer Testimonials

Design Element | Hely Heating and Air Conditioning Co.

Building trust, one satisfied customer at a time. Read their stories.

Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

Great experience! Would definitely recommend and will be using/referring in the future.

Sam G
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

Wonderful service was here on short notice to help on a really hot day. I will be recommending and using for other properties.

Lindsay W
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

Tim was efficient and knowledgeable. He explained everything he did and what the problems were. I would recommend them.

Alison N
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

We have been using Hely for years.  Professional, prompt and courteous service.

Steve T
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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

Scott Z
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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

Gary J
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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!

Kyle W
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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.

Matt B
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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.

CreteL
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

They always come when called to service our heating & cooling system.  Good prices, always fair and friendly service.

Mark C
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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

Scott Z
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.
Design Element | Hely Heating and Air Conditioning Co.

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.

Ozzy B
Design Element | Hely Heating and Air Conditioning Co.