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Name: All Seasons Heating & Air
Telephone: (217) 779-1002

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All Seasons Heating & Air

"Where Quality and Service Come First"

About Us

All Seasons Heating & Air, located in Mt. Sterling, IL, is the go-to HVAC contractor for residential and commercial customers in Brown County including Augusta, Beardstown, Bluffs, Clayton, Griggsville, Meredosia, Mt. Sterling, Pittsfield and Rushville. Family-owned and operated since 2012, HVAC runs in our blood! We are dedicated to keeping your indoor climate comfortable all year round. Take advantage of our special offer for new customers - get 20% off your first service! We also specialize in heating and cooling system installations, geothermal services, and commercial refrigeration installation and service. Give us a call today for your free estimate and let us help you create the perfect indoor environment for your home or business!

Areas Served

Our Certifications

EPA Certified for Refrigerance

What We Offer

Our Services include:

20% Off For New Customers
HVAC Repair and Maintenance
Furnace and AC Installation, Repair and Maintenance
Heating and Cooling System Installation
Thermostat Repair and Installation
Commercial Refrigeration
24/7 Services
Free Estimates
Geothermal Services
In-Floor Heat Services
Generator Installation
Electrical Panel Updates
New Construction Wiring
Lighting installation
Sheet Metal Working
Air Duct Systems
Duct-Free Systems
Generac Generator Installation
Generac Generator Dealer and Service

Our Brands include:

Rheem
Luxaire
Generac
Tempstar
Guardian
Comfort-Aire
Samsung
Mitsubishi
Honeywell
Square D
Cutler-Hammer

Our Products include:

Furnaces
Gas Furnaces
Heating Systems
Heat Pumps
Boilers
Air Conditioners
Cooling Systems
Generators
Humidifiers
Thermostats
Indoor Air Quality Systems
UV Lights AIr Purifiers and Humidifiers
Packaged Units
Radiant Heaters
Carbon Monoxide Detectors
Furnace and AC Filters
Garage Heaters
Air Handlers
Mini Splits
Sheet Metal
Electrical Panels
Meter Bases
Wires
Conduits
Outlets
Switches

Testimonials

On 8/26/2024 belinda hunter had this to say:
Les, What's my service man today.And he was a pleasure to work with. He explained everything to me , very kind, well mannered !!! Definitely, would recommend them to everyone, he did a great job!!! Thank You Les!!! Keep up the great work!!! Belinda

On 5/23/2024 Darci Vandenburg had this to say:
What a great group of men... excellent Customer service & efficient.. willing to take the time to show/explain what is going on with your system along with what is needed.. prompt service.. very happy.. would highly recommend!!!

On 3/27/2023 Roger Taylor had this to say:
These guys are amazing and take care of business.

On 10/18/2022 Jerrilyn and Douglas Mason had this to say:
All seasons is always the best call for service before turning on our air conditioner or furnace. They handle any problems or concerns professionally. Thanks for all you do! Testimonial written by Jerrilyn and Douglas Mason on this site.

On 6/4/2022 Rick Thomas had this to say:
Always there when we need them and very knowledgeable. I would recommend them 110 %

Contact Us

All Seasons Heating & Air
206 NW Cross St Mt. Sterling, IL 62353
Phone: (217) 779-1002
Secondary: (217) 773-7131
Email: wjdavis1002@yahoo.com

Right across the st from First Christian Church

Where To Find Us

Payment Types Accepted

American Express, Cash, Personal Checks, Debit Cards, Discover, MasterCard, Visa

Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: Open 24 Hours
Tuesday: Open 24 Hours
Wednesday: Open 24 Hours
Thursday: Open 24 Hours
Friday: Open 24 Hours
Saturday: Open 24 Hours
Sunday: Open 24 Hours