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From $50
Up to $500
Open 8:00 AM – 6:00 PM
At Janssen Heating Cooling Plumbing & Insulation in East Alton, we specialize in transforming your home's comfort levels. Our expertise spans HVAC…
The Best HVAC Company in East Alton
Compare top-rated hvac providers in East Alton. Profiles include verified reviews, service details, and direct contact options.
Service providers
HVAC pros near East Alton
These companies are based in nearby cities and serve East Alton.
From $50
Up to $500
Open 7:00 AM – 8:00 PM
In Wood River, we are Advanced Heating Cooling and Refrigeration - your trusted HVAC specialists. Our team excels in heating solutions, delivering…
From $50
Up to $500
Closed until Wed, 9:00 AM
In the heart of Wood River, we are Greg's Service Inc. Heating & Cooling - your reliable HVAC experts. We understand that maintaining a comfortabl…
From $50
Up to $500
Open 8:00 AM – 7:00 PM
In the heart of Wood River, we are American Air Heating & Cooling - your dedicated HVAC specialists. For years, we've been serving our community, …
Bertels and Company Heating & Cooling, TIM BERTELS - PROPRIETOR
Moro, Illinois · 3.1 mi away
Open today
From $50
Up to $500
Open 7:00 AM – 3:00 PM
In Moro, we are Bertels and Company Heating & Cooling, a dedicated HVAC services provider. Our expertise lies in delivering exceptional heating an…
From $50
Up to $500
Open 7:30 AM – 4:30 PM
In the heart of Roxana, we, Sunbelt Rentals Power & HVAC, are proud to be your reliable neighborhood specialists in heating, ventilation, and air …
From $50
Up to $500
Open 8:00 AM – 4:00 PM
At Gene's Appliance AC & Heating in Alton, we specialize in HVAC services, offering expert solutions for your air conditioning needs. Our skilled …
From $50
Up to $500
Closed until Wed, 9:00 AM
At Tomlin Heating and Air in Alton, we specialize as HVAC contractors, providing comprehensive services for your home's heating and cooling system…
From $50
Up to $500
Open 8:00 AM – 4:30 PM
At Lizotte Sheet Metal in Edwardsville, we specialize in HVAC services that prioritize comfort and efficiency. As a leading HVAC contractor, we of…
From $50
Up to $500
Open 8:30 AM – 5:00 PM
In Edwardsville, we are Garwood's Inc - your reliable partner in HVAC services. We understand the frustration homeowners face when their air condi…
From $50
Up to $500
Open 24/7
In the heart of Edwardsville, we are Hoffmann Brothers - your dedicated HVAC specialists. For decades, we've been serving homeowners in our commun…
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Verified HVAC in East Alton, IL
We show only active businesses that pass moderation. Results are specific to East Alton and nearby service areas, and inactive profiles are removed to keep the list current.
Real reviews for hvac
Ratings and reviews come from customers who used the service. Compare hvac pros in East Alton by experience, responsiveness, and value before you reach out.
Local-first search in East Alton
Filter by neighborhood, check locations on the map, and find providers close to home or work in East Alton. Listings are refreshed regularly — October 2026.
Towns around East Alton
The same listings in the closest cities — providers there often take jobs in East Alton too. Mileage is the approximate distance from East Alton.
- Wood River 2.6 mi
- Moro 3.1 mi
- Roxana 4.3 mi
- Alton 6.2 mi
- Edwardsville 7.5 mi
- Godfrey 9.2 mi
- Granite City 9.5 mi
- Hamel 11.3 mi
- St. Louis 11.5 mi
- Brighton 11.7 mi
- Maryville 12.2 mi
- Collinsville 13.3 mi
How hiring works in East Alton
Looking for hvac in East Alton? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.
Compare pros by experience, price range, and customer feedback. Many providers offer free estimates or same-day service for common requests. Use filters and the map to find someone close to your address.
Before you hire
- Read the most recent reviews for your specific type of job.
- Ask about licensing and insurance when required for this trade.
- Get a written estimate for work over a few hundred dollars.
- Confirm availability and any trip or emergency fees upfront.
Tips & guides from GigoPro
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The Complete Guide to AC Repair Costs
"How much does AC repair cost?" is the most-asked question in home comfort — and the honest answer is genuinely complicated. The price of a repair depends on the type of system, t…
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Customer reviews in East Alton
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Marcus Bridges
Janssen heating and cooling did an amazing job today!
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Scott Ozee
No nonsense tech. Was knowledgeable and honest. I will be using him in the future.
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Jaden Perez
Very prompt, professional and personable! Absolutely hiring for the next project!
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ShadowMingo
Very helpful and informative, answered all questions and concerns that I had and was respectful while doing the work
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Maag Law
This service installed new thermostats for my business in a prompt fashion. Very satisfied.
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Rick Woods
Steve work on my furnance and a/c he did a great job
