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Best heating and air conditioning pros near Saint Martins, MO

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TRUSTED BY SAINT MARTINS, MO HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon49
    Verified heating and air conditioning services reviews

Top-Rated Heating and air conditioning pros in Saint Martins - Updated Nov 2026

Avatar for Aire Serv of Jefferson City
Aire Serv of Jefferson City
4.3(
36
)
Central A/C - Service or RepairGas Furnace / Forced Air Heating System - RepairCentral Air Cleaner - Repair or Service+3 more

Serving Saint Martins, MO and surrounding areas

Approved

In business since 1986

Free estimates

Emergency services offered

"We had been going with the guys who installed our new furnace, but they weren't returning our calls and giving us the run around. I researched different places online and Aire Serv had the best reviews. The reviews weren't wrong. They got back to me promptly, worked around our schedule. Called if/when they were running late. The guy who came to check our furnace out was very nice and descriptive. Just all around great service, I would recommend them to anyone."
Trane XLi Air Conditioner
Trane XLi Heat Pump
Trane Air Handler
Trane Furnace
Trane Gas Furnace

+11

Response time8 hrs
6 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Show-Me Comfort LLC
Show-Me Comfort LLC
5.0(
5
)
Central A/C - InstallDuctless Mini-split Heating System - Install or ReplaceGas Furnace / Forced Air Heating System - Install+14 more

Serving Saint Martins, MO and surrounding areas

Approved

Hello, My Name is Johnathan Steele, Owner Operator of Show-Me Comfort Heating and Air Conditioning. I started my company with the intent to help and show transparency to my customers and to educate them to the best of my abilities on the system that keeps their Home Comfortable. Most Companies will come in to a house fix the issue then leave… That’s where we try and separate ourselves by finding the culprit, educating our customers on why it happened and how to prevent future problems. \n\nWe at Show-Me Comfort Heating and Air Conditioning take pride in our work, and if we wouldn’t do it in our house we wouldn’t do it to yours.

12 neighbors recently requested a quote
Davilas AC Services LLC
New to Angi
Air Ducts & Vents - CleanCentral A/C - InstallCentral A/C - Service or Repair+19 more

Serving Saint Martins, MO and surrounding areas

Approved

Hello! My name is Oscar Davila, and I’m the owner of Davila’s AC Services LLC. I have over 12 years of experience in HVAC installation, maintenance, repairs, and troubleshooting.\n\nI take pride in providing quality workmanship, reliable service, and professional results. I’m dependable, detail-oriented, and committed to making sure every customer is satisfied with the work performed.\n\nWhether you need HVAC installation, system maintenance, repairs, or help diagnosing a problem, I’m ready to help. I treat every home and project with care and respect.\n\nYour comfort is my priority. I look forward to earning your trust and helping with your next HVAC project!

1 neighbors recently requested a quote
elis_ham
New to Angi
Air Ducts & Vents - Clean

Serving Saint Martins, MO and surrounding areas

Approved

Emergency services offered

Small jobs welcome

Hi, I’m Elisha Malinski, and I specialize in maintaining and improving homes with care and precision.\n\nFrom detailed cleaning to repairs and remodeling, I provide high-quality work tailored to your needs. I focus on craftsmanship, reliability, and delivering results that elevate your space.\n\nMy goal is simple: to make your home cleaner, more functional, and something you’re proud of.

bath room remodel
bath room remodel
bath room remodel
bath room remodel
Garage floor epoxy

+4

JC HVAC, LLC
4.8(
20
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Repair or Service+9 more

Serving Saint Martins, MO and surrounding areas

In business since 2015

Free estimates

Emergency services offered

"I was very happy with my experience with Joe from JC HVAC. He responded quickly to my call, was professional and solved the problem with my heater quickly. I thought the price of his service was more than reasonable. I highly recommend him and will use his service again if needed."
Response time4 hrs
Response rate92%
Recommended by95%of homeowners
Hansman Heating & Cooling
4.8(
15
)
Boiler or Radiator Heating System - Install or ReplaceBoiler or Radiator Heating System - Install or Replace - For BusinessBoiler or Radiator Heating System - Repair or Service+47 more

Serving Saint Martins, MO and surrounding areas

In business since 1995

Free estimates

Emergency services offered

"Don patched up the furnace on initial visit so we could keep house at a safe temp while prepping for total unit replacement. Don was very knowledgeable in explaining the latest technology in HVAC replacement and also utilizing available rebates from electric company. New unit is unbelievable how much less it costs to run and it can make our summer home a meat locker on the hottest day, fast. On time work, very respectful of our home and just an all around “good person”. Really liked Don and his work, will definitely use him again."
Recommended by92%of homeowners
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Heating and Air Conditioning FAQs, answered by experts

Yes, the furnace and AC use the same blower. The blower is located in the base of the furnace and pushes hot air out of the furnace and into the ducts. It also pushes cool air through the home when the air conditioning is on. Even though the furnace and air conditioning work independently of one another, the blower is an essential component for both systems.

Indications of an HVAC problem include inconsistent heating or cooling throughout your home, unpredictable temperature changes, or inadequate air flow from vents. Abnormal sounds such as grinding, banging, or hissing, and unpleasant smells like mustiness or burning are also potential warning signs. A rise in energy costs without an increase in usage may also imply decreased efficiency. An HVAC system that frequently cycles on and off or cannot maintain a stable temperature is malfunctioning.

If you’re trying to buy a new AC unit, there are a few crucial factors to consider. Look at the cooling capacity, the available warranty, the energy efficiency, and the type of unit. A ductless unit will cost more up front but may be a more viable option if you don’t already have ductwork. Additionally, a unit with better energy efficiency will cost less to run overall, saving you money on your monthly energy bill. 

Yes, a dirty evaporator coil can freeze up. Dirty evaporator coils can’t absorb or transfer heat properly. The dirt and grime restrict airflow, which is needed to move heat throughout the system properly. Your air conditioning unit could freeze over, or it can cause your heat pump to freeze.

No. Evaporator coils are designed to work with specific refrigerant types, and they are rated by what kinds of refrigerant they use. It’s indicated with an “R” code. It’s important to match your evaporator coil and refrigerant or your system will not work properly. An AC technician can tell you what type of refrigerant your system needs and what evaporator coils will work with it.

The Saint Martins, MO homeowners’ guide to heating and air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.