Barnhardt, MO HVAC Contractor

Pioneer Mechanical LLC is a 5-star rated heating and cooling service company serving Barnhardt, MO. We take pride in our quality work and excellent customer service. We specialize in HVAC service, furnace repair service and installation, and full air conditioning service. We offer both residential and commercial HVAC services.
Heating and Cooling Services
Our trained technicians are dedicated to providing customers with the highest quality heating and cooling service, parts, and equipment at reasonable prices.
Furnace
Installation
When it is time for a new furnace, trust Pioneer Mechanical LLC to get the job done right!
AC Repair
Service
AC Repair is our specialty. Whether you need a Spring cleaning or full on repair, we deliver.
AC
Maintenance
Check out our annual maintenance plan so you can keep your air conditioner running healthy.
AC
Installation
Need a new AC unit? No problem. Pioneer Mechanical LLC has the expertise to properly install the best AC unit for your home.
Furnace Repair
Service
There's no good time for your furnace to break. When your furnace is out, you need it fixed fast and correctly so you can stay warm. Pioneer Mechanical LLC has you covered!
Indoor Air Quality
Service
Breathing is important. Home air filtration can keep you breathing clean air. Pioneer Mechanical LLC can be your indoor air quality specialists.
Get Your Estimate Today!
Contact Pioneer Mechanical LLC Today!
Your Barnhardt, MO Heating and Cooling Company
HVAC Service Benefits
Emergency HVAC Service
We offer emergency service on weekends and holidays.
Satisfaction Guaranteed
Whatever your HVAC system needs, we believe we're the right company for the job. Satisfaction guaranteed!
Consumer Financing
Expand your purchasing power and convenience with monthly payment options and competitive interest rates on Sure Comfort systems.
Hometown Touch
Pioneer Mechanicall LLC is based in Barnhardt, MO and we love our community. It is an honor to be able to serve our neighbors.

Service Agreement Program
Sign up for our Service Agreement Program by Pioneer Mechanical LLC. Our Service Agreement Program is an excellent way to ensure that you have both your AC and furnace running all year-round and saves you money in the process.
Service benefits include:
- Pioneer Mechanical will provide an AC tune-up in the Spring and a furnace tune-up in the Fall
- No need to remember to schedule each year
- Service Agreement Program members are given priority treatment
- If AC or furnace needs repaired, receive 10% off of parts

Check Out Our Google Reviews!
Barnhardt, MO Furnace Installation, Maintenance, and Repair Service
No matter your heating repair needs, Pioneer Mechanical LLC has you covered. Trust us to be your Barnhardt furnace repair company.
Furnace
Installation
Carbon monoxide is no joke. Professional installation of your new heating system is important to ensure your family's warmth and safety.
Furnace
Maintenance
Routine maintenance helps to avoid an unexpected furnace problem and the emergency furnace repair cost that goes with it.
Furnace
Repair
Pioneer Mechanical LLC's furnace repair services are second to none. Call today if you're in need of heater repair.
Gas Furnace Repair
Electric Furnace Repair
Barnhardt Indoor Air Quality Service
Although indoor air quality (IAQ), is often overlooked, it plays an important role in maintaining a healthy environment. Pioneer Mechanical LLC offers comprehensive indoor air quality solutions that will ensure you have clean, safe air to breathe.
Pioneer Mechanical's Indoor Air Quality Services
Do not let indoor air quality problems affect your quality of life! Pioneer Mechanical LLC can install an air filter system to eliminate indoor air pollutants and protect your family’s health.
Indoor Air Quality Products
- HEPA Air Cleaner
- Steam Humidifier
- Bypass Humidifier
- Media Air Cleaners
- Electronic Air Cleaner
- Dehumidification Systems
- Ultraviolet Treatment Systems