Are you dealing with inconsistent temperatures, rising utility bills, or a noisy HVAC system? You need a fast, reliable solution that restores your comfort without delay. At Hely Heating and Air Conditioning Co., we provide trusted HVAC solutions backed by over five decades of hands-on experience as a leading heating and air conditioning contractor in Brentwood, MO.
Get expert HVAC help—request your service now.
With 300+ five-star reviews and a legacy built on honesty and workmanship, we deliver heating and cooling results that exceed expectations.
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Personalized HVAC Solutions Backed by 50+ Years of Local Trust
Choosing the right contractor is critical when your comfort is at stake. Poorly sized systems, outdated components, or rushed installations can result in long-term inefficiencies. As an experienced HVAC company, we prioritize accurate diagnostics and tailored solutions.
Why customers continue to choose Hely Heating and Air Conditioning Co.:
- Family-Owned and Locally Involved: Founded in 1987 by Richard Hely, our business remains family-operated, with Mr. Hely still personally managing day-to-day operations. This ensures a high level of accountability and care in every job we undertake. Clients benefit from our deep local roots and hands-on approach to customer service.
- Proven Track Record of Excellence: With over 300 verified 5-star reviews, our reputation speaks for itself. Customers frequently praise our prompt service, clear communication, and professional demeanor from the first phone call to job completion.
- Certified and Licensed Expertise: Our team is composed of licensed professionals trained across all HVAC systems, from traditional central air to high-efficiency mini-splits. We invest in ongoing education to remain ahead of industry changes and provide modern, efficient solutions.
Our commitment to customer satisfaction isn't just a promise—it's a principle. Every interaction is driven by transparency, professionalism, and technical excellence. That's why homeowners and business owners across Brentwood continue to make Hely Heating and Air Conditioning Co. their first call.
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Superior HVAC Installation Services Designed for Your Space
An improperly installed HVAC system will cost more to operate and struggle to maintain consistent comfort. We provide installation services that begin with a comprehensive assessment of your space. Whether it's a cozy home or a commercial complex, we deliver systems designed to your property's unique demands.
Our installation capabilities include:
- Custom Residential HVAC Systems: We engineer systems to meet the energy needs of your household. By assessing your layout, insulation, and ductwork, we ensure even temperature distribution and minimize energy waste. This results in long-term savings and enhanced indoor comfort.
- Commercial HVAC System Design: Businesses need reliable climate control to function effectively. We design and install rooftop units (RTUs), packaged systems, and zoning controls that support optimal operations while staying within your budget. Our tailored approach prevents downtime and supports business continuity.
- Mini-Splits and Side Discharge Units: These compact, high-efficiency solutions are ideal for homes or additions without ductwork. We offer professional installations that maximize performance in tight or unconventional spaces. With these systems, you enjoy flexible temperature control and lower utility costs.
When you choose Hely Heating and Air Conditioning Co., you're choosing systems backed by top-tier manufacturers like Daikin and Goodman. Combined with our expertise, this means your new installation performs efficiently from day one.
Five-Star HVAC Repair Services That Fix It Right the First Time
No one has time for repeated breakdowns or unreliable service technicians. That's why our repair process is built around speed, accuracy, and transparency. We respond quickly, provide clear explanations, and deliver long-lasting fixes you can trust.
We specialize in repairing issues such as:
- Temperature Inconsistencies and Weak Airflow: If certain rooms aren't getting enough heat or cool air, this could indicate blocked ducts or failing blower components. Our technicians use precise diagnostic tools to pinpoint and resolve the problem quickly. This improves comfort across your home or office.
- System Short Cycling or No Startup: When your unit turns on and off too frequently or won't start at all, it could be a thermostat, electrical, or refrigerant issue. We diagnose and repair these concerns without guesswork, ensuring stable operation. Our approach minimizes stress and prevents system strain.
- Unusual Noises or Odors: Strange sounds or smells coming from your unit often signal mechanical failure or debris buildup. We identify the root cause and perform thorough cleanings or part replacements. Early attention prevents further damage and keeps your home safe.
Our clients value our honest recommendations, respectful technicians, and ability to restore comfort quickly. At Hely Heating and Air Conditioning Co., repairs are never rushed and always thorough because we know reliability matters.
Proactive HVAC Care with Our Affordable Performance Plans
Regular maintenance is the most effective way to avoid sudden breakdowns and maintain energy efficiency. At just $13.95/month, we offer structured service agreements that help you stay ahead of issues, extend equipment life, and maintain year-round comfort.
What our maintenance plans provide:
- Comprehensive Seasonal Tune-Ups: Our thorough inspections include checking electrical connections, refrigerant levels, filters, and more. We calibrate your system for optimal performance with each season. This ensures maximum energy efficiency and reduces wear on components.
- Safety Inspections and Filter Replacements: Poor indoor air quality can affect health, especially for children and seniors. We replace filters and inspect for carbon monoxide risks or faulty wiring. These steps keep your household safe and breathe clean air.
- Early Problem Identification: Small issues, when caught early, prevent larger, more expensive failures later. Our technicians monitor for early signs of trouble and provide clear solutions before the damage worsens. You stay in control, with fewer surprise repair bills.
Our HVAC maintenance services not only lower costs but also enhance peace of mind. When you're on a plan with Hely Heating and Air Conditioning Co., your HVAC system is one less thing to worry about.
Flexible Payment Options for Every Project and Emergency
HVAC issues don't always wait for the right time financially. Whether you need an emergency repair or are planning a full system replacement, we offer convenient financing plans to fit your budget without draining your savings.
We proudly partner with:
- Service Finance and Synchrony Financial: These nationally recognized providers offer various payment structures. Customers enjoy flexible terms, easy approval processes, and consistent support. This makes financing stress-free and straightforward.
- FTL Finance and Wells Fargo Bank, N.A.: Our additional partners offer competitive rates, promotional terms, and fast credit decisions. You gain the ability to spread payments over time while getting the comfort solutions you need today. These options are especially helpful for larger projects.
- Emergency and Upgrade Coverage: Life happens unexpectedly, and HVAC emergencies can be disruptive. Our financing programs are designed to give you quick access to funds during urgent situations or planned upgrades. This ensures you're never left uncomfortable or unprepared.
At Hely Heating and Air Conditioning Co., we believe comfort should be accessible. That's why our financing options are built around convenience, flexibility, and peace of mind.
Your Local HVAC Experts Backed by Reputation and Integrity
When choosing a contractor, results matter—but so does trust. We combine technical skills with genuine customer care, delivering solutions that stand the test of time. For decades, we've served Brentwood with unmatched attention to detail and a strong focus on customer satisfaction.
What distinguishes Hely Heating and Air Conditioning Co.:
- Rooted in Community Values: Our company was founded on integrity, hard work, and honesty. These values are upheld in every service we perform. From the first phone call to final walkthrough, we treat your property and concerns with the respect they deserve.
- Certified and Award-Winning Excellence: Our team is licensed, certified, and aligned with respected manufacturers like Goodman and Daikin. We also maintain a strong standing with the Better Business Bureau. This assures you of our professionalism and accountability.
- All-In-One HVAC Expertise: We offer the complete HVAC package, from boilers to packaged rooftop units and indoor air quality systems. Whether residential or commercial, we approach every project with precision, reliability, and transparency.
Customers return to us because we don't just fix systems—we build trust. If you're seeking a reliable long-term HVAC contractor in Brentwood, MO, we're the partner that delivers.
HVAC Excellence That's Rooted in Family and Results
Are you searching for a heating and air conditioning contractor in Brentwood, MO, that delivers precision, value, and customer-first service? At Hely Heating and Air Conditioning Co., we've built a legacy on providing results that matter—from energy-efficient installations to responsive repairs and preventative care.
With hundreds of five-star reviews, deep local experience, and certified expertise, we offer HVAC solutions that are built to perform and designed to last. Our combination of honest guidance, flexible financing, and tailored system design ensures our customers never have to compromise comfort for cost.
Call now to schedule your service with a proven heating and air conditioning contractor in Brentwood, MO.
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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.
