Top 10 heating and cooling installation services in Alton, IL

Porch Pro Headshot Classic Aire Care
Heating and Cooling Installation
Serves Alton, Illinois
(821)
Welcome to Classic Aire Care Heating and Cooling: a topnotch heating, air conditioning and plumbing company serving the St. Louis area since 1926. We are a 100% customer focused company that strives to earn your satisfaction with every visit! You'll find we take our job seriously and value the trust...Read more about Classic Aire Care
Welcome to Classic Aire Care Heating and Cooling: a topnotch heating, air conditioning and plumbing company serving the St. Louis area since 1926. We are a 100% customer focused company that strives to earn your satisfaction with every visit! You'll find we take our job seriously and value the trust...Read more about Classic Aire Care
Porch Pro Headshot AnC Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(284)
"AnC replaced my mother-board on my furnace and cleaned it for it's yearly maintenance check. They get my repeat business as they are honest, trustworthy,professional, experienced and always make sure the customer is happy. I highly recommend them. I happy so very glad and relieved I finally fou...Read more about AnC Heating & Cooling
"AnC replaced my mother-board on my furnace and cleaned it for it's yearly maintenance check. They get my repeat business as they are honest, trustworthy,professional, experienced and always make sure the customer is happy. I highly recommend them. I happy so very glad and relieved I finally fou...Read more about AnC Heating & Cooling
Porch Pro Headshot Reliable Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(100)
"Reliable is, as promised, reliable. They show up promptly, do the work you need give a fair price, and don't try to sell you services or goods you do not need. I would call them first for every HVAC or plumbing need."
"Reliable is, as promised, reliable. They show up promptly, do the work you need give a fair price, and don't try to sell you services or goods you do not need. I would call them first for every HVAC or plumbing need."
Porch Pro Headshot Viviano Heating & Air Conditioning Inc
Heating and Cooling Installation
Serves Alton, Illinois
(337)
Porch Pro Headshot Countywide Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(45)
Countywide Heating & Cooling is a full service HVAC company serving the St. Louis city, St. Louis County, Jefferson County, Wildwood, Ballwin, Kirkwood, University City, Ladue, Town and Country, areas and many more! Countywide services all equipment brands including Ruud, Rheem, Trane, Lennox, Goodm...Read more about Countywide Heating & Cooling
Countywide Heating & Cooling is a full service HVAC company serving the St. Louis city, St. Louis County, Jefferson County, Wildwood, Ballwin, Kirkwood, University City, Ladue, Town and Country, areas and many more! Countywide services all equipment brands including Ruud, Rheem, Trane, Lennox, Goodm...Read more about Countywide Heating & Cooling
Porch Pro Headshot McFarland Indoor Comfort Services  Inc
Heating and Cooling Installation
Serves Alton, Illinois
(19)
We are a full service heating and cooling company serving the needs of both residential and commercial customers in the area. Whether you are in need of quick repair services or are considering having a new heating or air conditioning system installed, we have the staff and experience to tackle the ...Read more about McFarland Indoor Comfort Services Inc
We are a full service heating and cooling company serving the needs of both residential and commercial customers in the area. Whether you are in need of quick repair services or are considering having a new heating or air conditioning system installed, we have the staff and experience to tackle the ...Read more about McFarland Indoor Comfort Services Inc
Porch Pro Headshot Siefert Mechanical
Heating and Cooling Installation
Serves Alton, Illinois
(57)
Siefert Mechanical is a professional HVAC company with years of experience in installation and repairs of heating and cooling systems. Let us show you how our company can help you save money while keeping complete comfort in your home today!
Siefert Mechanical is a professional HVAC company with years of experience in installation and repairs of heating and cooling systems. Let us show you how our company can help you save money while keeping complete comfort in your home today!
Porch Pro Headshot Hampton Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(27)
Hampton Heating and Cooling LLC is a family owned business that operates 24 hours a day. We repair and replace any items that pertain to heating, cooling and refrigeration. Repair and replace heating and cooling equipment, from furnaces, evaporators, condensers, washers, dryers and hot water heater...Read more about Hampton Heating & Cooling
Hampton Heating and Cooling LLC is a family owned business that operates 24 hours a day. We repair and replace any items that pertain to heating, cooling and refrigeration. Repair and replace heating and cooling equipment, from furnaces, evaporators, condensers, washers, dryers and hot water heater...Read more about Hampton Heating & Cooling
Porch Pro Headshot SMART St. Louis
Heating and Cooling Installation
Serves Alton, Illinois
(15)
SMART is a network of residential air conditioning & heating contractors that provide superior service to the St. Louis metro area. SMART Contractors provide maintenance, repair, replacement and design of residential HVAC units. Our focus is to help consumers reduce their overall heating and coolin...Read more about SMART St. Louis
SMART is a network of residential air conditioning & heating contractors that provide superior service to the St. Louis metro area. SMART Contractors provide maintenance, repair, replacement and design of residential HVAC units. Our focus is to help consumers reduce their overall heating and coolin...Read more about SMART St. Louis
Porch Pro Headshot High Ridge Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
Is your AC or heating unit on its last leg? Do you need HVAC services before the seasons change? Rely on the experts at High Ridge Heating & Cooling for all of your heating and cooling needs. We offer complete HVAC service and installation for both residential and commercial properties. Our HVAC ser...Read more about High Ridge Heating & Cooling
Is your AC or heating unit on its last leg? Do you need HVAC services before the seasons change? Rely on the experts at High Ridge Heating & Cooling for all of your heating and cooling needs. We offer complete HVAC service and installation for both residential and commercial properties. Our HVAC ser...Read more about High Ridge Heating & Cooling

Costs to install air conditioning

$3918 - $4649
Alton, IL average
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While $3918 - $4649 represents average costs for Alton, use the cost guide to determine prices near you.
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Top questions to ask before hiring a heating and cooling company

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Alton heating and cooling installation services

41371

McFarland Indoor Comfort Services does quality work and is very professional. Their customer service is also exceptional. I highly recommend this company.

- Lisa Darr
11489

Their name says it all! Very reliable, always do a great job, and show up when they say the will. Highly recommend!

- Laura Michel
11601

Highly recommend; not only were they "reliable" & courteous, they also cleaned up! I will have them for all my heating and cooling needs.

- Anna Brandt
12538

Reliable is just that, reliable! Fair pricing and sensible repair/replace recommendations. Dependable after hours service. Clean installs. As an apartment manager, I've had PLENTY of experience with this company and many others in the St. Louis area. ...

- Jesse York
11490

Reliable Heating and Cooling is THE BEST! Their customer service is fantastic and they are so knowledgeable and HONEST with their estimates and service calls. I ONLY call Reliable.

- Allison Dolak
11672

There the best and very honest!

- Ralph Frank
11496

thank you for the honest and fast service... I would highly recommend

- justin hurayt
77901

Countywide is perfect if you want to pay for a job that won’t be done right or get finished! We paid $4700 to install an air handler and AC unit. Countywide also said they would put in a smart thermostat for us. We originally had one thermostat, County...

- Greg Muck
26782

Great job and came out within an hour.

- debbie suda
77900

Countywide is perfect if you want to pay for a job that won’t be done right or get finished! We paid $4700 to install an air handler and AC unit. Countywide also said they would put in a smart thermostat for us. We originally had one thermostat, County...

- Greg Muck

All Heating and Cooling Companies in Alton, IL

Porch Pro Headshot Advantage Heating & Air LLC
Heating and Cooling Installation
Serves Alton, Illinois
(8)
If you are looking for a top level heating and cooling service company at an affordable price then you have come to the right place. We can save you as much as 50% on repairs compared to our competition when you provide us with a written estimate for the same repair and we may be able to save you t...Read more about Advantage Heating & Air LLC
If you are looking for a top level heating and cooling service company at an affordable price then you have come to the right place. We can save you as much as 50% on repairs compared to our competition when you provide us with a written estimate for the same repair and we may be able to save you t...Read more about Advantage Heating & Air LLC
Porch Pro Headshot Aire Serv of Jacksonville
Heating and Cooling Installation
Serves Alton, Illinois
(64)
Aire Serv of Central Illinois
Aire Serv of Central Illinois
Porch Pro Headshot T M Weir Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
Our story of giving customers superior heating and cooling service began in 1983 when Tim and Barbara Weir started repairing family members and friends' HVAC systems out of their garage. News of the Weir's efficiency soon spread and they opened a small shop in town that attracted many local customer...Read more about T M Weir Heating & Cooling
Our story of giving customers superior heating and cooling service began in 1983 when Tim and Barbara Weir started repairing family members and friends' HVAC systems out of their garage. News of the Weir's efficiency soon spread and they opened a small shop in town that attracted many local customer...Read more about T M Weir Heating & Cooling
Porch Pro Headshot Crabtree Heating & Cooling LLC
Heating and Cooling Installation
Serves Alton, Illinois
Crabtree Heating and Cooling is a three generation, Family owned and operated business serving St. Louis County, St. Charles County and Lincoln County and its surrounding municipalities for over 20 years. We value and appreciate the trust placed in us by our customers! Whether your project is big o...Read more about Crabtree Heating & Cooling LLC
Crabtree Heating and Cooling is a three generation, Family owned and operated business serving St. Louis County, St. Charles County and Lincoln County and its surrounding municipalities for over 20 years. We value and appreciate the trust placed in us by our customers! Whether your project is big o...Read more about Crabtree Heating & Cooling LLC
Porch Pro Headshot ALPHA Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(2)
Porch Pro Headshot Cardinal Service and Installation
Heating and Cooling Installation
Serves Alton, Illinois
An HVAC company with over 25 years of experience! We provide exceptional service day or night for all of your emergency needs! And in addition we do installation and repair of food and appliance equipment! Servicing Warren, St. Charles, Lincoln and St. Louis counties!
An HVAC company with over 25 years of experience! We provide exceptional service day or night for all of your emergency needs! And in addition we do installation and repair of food and appliance equipment! Servicing Warren, St. Charles, Lincoln and St. Louis counties!
Porch Pro Headshot Da Veer Electrical & Mechaical Contracting, Inc
Heating and Cooling Installation
Serves Alton, Illinois
I have 35 years of experience in home construction as an electrical and mechanical contractor I am fully licensed and bonded
I have 35 years of experience in home construction as an electrical and mechanical contractor I am fully licensed and bonded
Porch Pro Headshot Astro Heating & Cooling
Heating and Cooling Installation
Serves Alton, Illinois
(32)
Porch Pro Headshot T-will Heating & Air Conditioning
Heating and Cooling Installation
Serves Alton, Illinois
As one of the premier heating & cooling companies in St. Louis, T-will Heating & Air Conditioning has dedicated our business to serving our customers with the utmost quality. Air Conditioning Repairs, Air Conditioning Installation, Air Conditioning Service, Furnace Service, Residential HVAC Service...Read more about T-will Heating & Air Conditioning
As one of the premier heating & cooling companies in St. Louis, T-will Heating & Air Conditioning has dedicated our business to serving our customers with the utmost quality. Air Conditioning Repairs, Air Conditioning Installation, Air Conditioning Service, Furnace Service, Residential HVAC Service...Read more about T-will Heating & Air Conditioning
Porch Pro Headshot The English Property Maintenance Company, LLC
Heating and Cooling Installation
Serves Alton, Illinois
The English Property Maintenance Co LLC was created over 20 years ago to deliver the kind of service you want, and should expect from any professional service company and contractor. We will simply never do work that does not need doing! Our extremely competitive daily rates are up to $137 pe...Read more about The English Property Maintenance Company, LLC
The English Property Maintenance Co LLC was created over 20 years ago to deliver the kind of service you want, and should expect from any professional service company and contractor. We will simply never do work that does not need doing! Our extremely competitive daily rates are up to $137 pe...Read more about The English Property Maintenance Company, LLC
Porch Pro Headshot Grand Oaks Heating & Cooling Inc
Heating and Cooling Installation
Serves Alton, Illinois
Porch Pro Headshot Kimbrough Heating and air
Heating and Cooling Installation
Serves Alton, Illinois
Porch Pro Headshot Ball Family Heating and cooling
Heating and Cooling Installation
Serves Alton, Illinois
Porch Pro Headshot Dawson Dodd
Heating and Cooling Installation
Serves Alton, Illinois