Chicago’s HVAC Contractors

Trusted HVAC, Plumbing, & Electrical Experts Since 1971

Heating, Cooling, Plumbing or Electric Repair

See All Special Offers

Request Services

Your Trusted Local Experts for Over 50 Years!

We're available 24/7 in your area and ready to help.

Sewer

Electric

Duct Cleaning

Generators

Generators

Fix It Now.
$50 Off Service Repairs.

Heating, Plumbing, Sewer, or Electrical. Same Day Service Available!

Schedule Service

$39 Plumbing Winterization Check

Winterization check only $39. Get your home's plumbing ready before the first hard freeze.

Schedule Service

$100 Off Certified Air Duct Cleaning

Keep your air fresh with our comprehensie duct cleaning service today!

Schedule Service

Whether You Tune Up or Trade Up,
Be Winter-Ready

Trade in your old furnace and A/C and get up to $5,000
in rebates + 0% interest for 72 months with purchase of a new HVAC system.

See All Special Offers

Chicago HVAC Contractors for Any Home or Budget

Four Seasons provides top-quality services throughout the Chicagoland area. We’re available 24/7 for any emergencies, and we tackle HVAC, plumbing, and electrical issues with speed and efficiency.

Our HVAC contractors stay updated on new technology and procedures to make sure we solve your issues, and we’ll call you after we finish to ensure a job well done! Call us today for your home comfort needs and see why we are the top Lennox Premier Dealer in the country.

About Us

Outstanding Customer Satisfaction

Our HVAC contractors go above and beyond each customer’s needs and ensure thorough service every time.

True 24/7 Service

We are ready to solve your HVAC problems 24/7 thanks to our continuous training and fully stocked vehicles.

Transparent Pricing

We offer fair, up-front pricing with flexible financing options on all HVAC services and products.

Expert Staff

Our HVAC contractors stay on top of the latest innovations in HVAC, plumbing, and electrical to provide long-lasting solutions.

Industry Leading Guarantees

Our guarantees on top-notch HVAC services, pricing, and tune-ups give you peace of mind long after we leave your home.

Live Customer Care Center

Our experts can answer any questions you have and give HVAC contractors a full picture of the job before they ring your doorbell.

Join the Four Seasons Family

Great benefits. Good Pay. Career Growth.

VIEW OPEN POSITIONS

Two-Time BBB Torch Award Winner for Ethics

Four Seasons is proud to be a two-time recipient of the Better Business Bureau Torch Award for Ethics. As the 2015 winner and now, a decade later, the 2025 honoree, we are grateful to be recognized for pursuing the highest standard in business ethics.

Learn More about Two-Time BBB Torch Award Winner for Ethics

See Our Chicago HVAC Services

Heating

Reliable furnace repair, replacement, and tune-ups built for Chicago winters – including older boilers and new high-efficiency systems.

Heating

Cooling

AC repair and installation for everything from vintage flats to newer two-story homes, designed to handle high heat and humidity.

AC Repair

Plumbing

From emergency leaks to sewer line repairs and sump pumps, our licensed plumbers keep Chicago basements dry and safe.

Plumber

Electrical

Panel upgrades, EV chargers, and generator installs to keep every home ready for modern power demands.

Electrician

Air Duct Cleaning

Duct cleaning and air quality solutions tailored to Chicago’s older duct systems, construction dust, and allergy triggers.

Duct Cleaning

Sewer & Drain

From clogged drains to collapsed sewer lines, our experts provide full solutions for your sewer system.

Sewer & Drain

Ductless Systems

We offer alternative heating and cooling systems that work for one room or your entire home

Mini-Splits

Smart Thermostats

Find the right smart thermostat to control comfort while saving you money all year round.

Thermostats

Generators

Expert installation of top-quality generators at competitive prices

Generators

Get our HVAC contractors today to help with Heating, Cooling, Plumbing, and Electrical needs.

Schedule Now!

Customer Testimonials

Hear from Chicago-area homeowners we've helped this year.

Read All Reviews

I woke up to no heat on New Years Day. My technician was great. He checked out the furnace and my thermostat. My old thermostat no longer worked. He showed me options that worked for me and installed the new one. He explained everything as he went along. I would highly recommend 4 Seasons Heating & Cooling. Very professional company.

- Patty B.

I'm going with Four Seasons for all my heating and cooling needs! My technician was professional and explained everything. He finished servicing my furnace in under an hour. My technician also noticed I had a small drip of water dropping on the furnace and made an appointment for a plumber to check it out today! Thank you for protecting my investment! I will recommend their services to my family and friends.

- Britt B.

Customer Testimonials

We are Chicagoland and Northwest Indiana's most trusted HVAC company, thanks to our growing number of satisfied customers.

Read All Reviews

I woke up to no heat on New Years Day. My technician was great. He checked out the furnace and my thermostat. My old thermostat no longer worked. He showed me options that worked for me and installed the new one. He explained everything as he went along. I would highly recommend 4 Seasons Heating & Cooling. Very professional company.

- Patty B.

I'm going with Four Seasons for all my heating and cooling needs! My technician was professional and explained everything. He finished servicing my furnace in under an hour. My technician also noticed I had a small drip of water dropping on the furnace and made an appointment for a plumber to check it out today! Thank you for protecting my investment! I will recommend their services to my family and friends.

- Britt B.