De Soto Heating and Cooling Company

Pioneer Mechanical LLC is a heating and cooling company serving De Soto MO. We are proud of our excellent customer service and quality work. We are experts in HVAC repair and installation as well as air conditioning services. We provide HVAC services for both commercial and residential customers.
Our Services
Our highly trained technicians will provide customers with the best heating and cooling service and parts at affordable prices.
Heating System Installation
We can help you find the right heating system for your home, whether you are looking for a furnace or a heat pump.
Heating and AC Repair
Pioneer Mechanical LLC can fix your air conditioner if it goes out. Pioneer Mechanical LLC is the best in repair services!
Air Conditioning
Service
Regular maintenance will ensure that your AC runs when it is needed most. Let us help you avoid AC repair.
Air Conditioning Installation
We can install your air conditioning products as a full-service contractor. We will make sure it is done correctly!
Heating System
Repair
Heating service is something that no one wants to have to pay for. But, when it does happen, you need skilled technicians that you can trust. Pioneer Mechanical LLC is here to help!
Air Conditioning
Dust Cleaning
Are you struggling to breathe? Pioneer Mechanical LLC is an indoor air quality specialist. We can help you find the right solution for increasing your comfort.
Get Your Estimate Today!
Contact Pioneer Mechanical LLC Today!
Your De Soto Heating and Cooling Company
Call us or complete this form to get a free estimate. Our HVAC specialists can assist you with any furnace or air conditioning repair.
Our Benefits
Emergency Service
We provide emergency service during weekends and holidays.
Satisfaction Guaranteed
We can help with any HVAC system need. Satisfaction guaranteed!
Consumer Financing
You can increase your purchasing power and ease of use with monthly payment options and competitive rates for Sure Comfort systems.
Hometown Touch
Pioneer Mechanicall LLC is located in De Soto MO. We love our local community. It's an honor 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

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De Soto 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