Expert Heating & Cooling near Will County and surrounding areas.

We treat every home like our own — our branded crews are dispatched daily across Will County.

Service Area

Proudly Serving Will County and Surrounding Areas

Family-owned and rooted in the suburbs we call home.

Berwyn, ILCook CountyBerwyn is one of the best-known stretches of the Chicago Bungalow Belt, with blocks of 1920s brick bungalows lining the streets between Cermak Road and Ogden Avenue (old Route 66). Many of those homes still run on original boiler-and-radiator heat or have ductwork added decades later, so we spend a lot of time sizing high-efficiency furnaces, boilers and ductless systems that fit the way these houses were actually built.HVAC in Berwyn
Brookfield, ILCook CountyBrookfield, home of the Brookfield Zoo and the Salt Creek greenway, mixes early-1900s frame houses with post-war brick homes. Older Brookfield basements are often tight on clearance, so careful furnace and water-line routing matters, and we make sure every AC we install is matched to the existing duct size so upstairs rooms actually cool.HVAC in Brookfield
Chicago, ILCook CountyAcross Chicago we work in everything from greystones and two-flats to brick bungalows and newer condo buildings. City homes come with their own challenges: shared walls, alley access, steam and hot-water boilers, and rooftop or through-the-wall units in multi-unit buildings. Our crews know how to work cleanly in tight city spaces and plan installs around parking and building rules.HVAC in Chicago
Cicero, ILCook CountyCicero is one of the oldest and most densely built communities in Cook County, with block after block of bungalows and two-flats along the Cermak Road and Cicero Avenue corridors. Two-flats often have two separate heating systems in one basement, and we regularly service, replace and right-size both units so each household gets steady heat and reliable cooling.HVAC in Cicero
Hinsdale, ILDuPage CountyHinsdale, in DuPage County, pairs historic homes on tree-lined streets with larger new builds. Bigger homes usually need zoned heating and cooling, multiple systems or high-efficiency equipment to stay comfortable floor to floor, and historic homes need careful, low-impact installs. We plan both with the same attention to detail.HVAC in Hinsdale
La Grange, ILCook CountyLa Grange is known for its historic district of Victorian and Prairie-style homes near the BNSF Metra line, along with mid-century neighborhoods further out. Many older La Grange homes heat with boilers and were never built for central air, which makes high-efficiency boiler work and ductless cooling two of the most common jobs we do here.HVAC in La Grange
Oak Lawn, ILCook CountyOak Lawn, on the southwest side near Midway, is largely mid-century brick ranches, raised ranches and bungalows. Many of those homes are now on their second or third furnace and AC, and original ductwork is often undersized for today’s equipment, so we check airflow and duct sizing on every replacement before recommending a system.HVAC in Oak Lawn
Oak Park, ILCook CountyOak Park is home to the Frank Lloyd Wright Prairie School Historic District and the largest collection of Wright-designed buildings anywhere. Its historic homes often rely on radiators and boilers and have limited room for ductwork, so we specialize in careful boiler service and ductless systems that add cooling without changing the character of the house.HVAC in Oak Park
Riverside, ILCook CountyRiverside was laid out by Frederick Law Olmsted in 1869 and is a National Historic Landmark, with curving streets, parkland along the Des Plaines River and many historic homes. Work in these homes calls for low-impact installs, respect for original details and equipment sized for older construction, and that is exactly how we approach every Riverside job.HVAC in Riverside
Western Springs, ILCook CountyWestern Springs, recognized for its 1892 water tower and Spring Rock Park, has a mix of early-1900s homes and post-war neighborhoods. Older homes here often need boiler service or a high-efficiency furnace upgrade, while newer additions can create hot and cold rooms that zoning or a ductless unit can fix.HVAC in Western Springs

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Routes We Fly Every Day

Family-owned and based in Lyons, we dispatch daily across the western suburbs, Will County and Chicago.

Home base · Lyons, ILRoutes we fly daily

Lyons HQ

Town we serve

Our services

Heating & Cooling, Wherever You Are

An outdoor AC condenser installed by Captain Cool Heating & Air

All Makes & Models

No matter the brand, Captain Cool keeps it running.

Our licensed technicians are trained to service all major HVAC makes and models — from older systems to today’s high-efficiency units. Whether you need HVAC repair, routine maintenance, or a full replacement in Will County, we deliver dependable solutions designed to keep your home warm and comfortable.

We stay up to date with the latest HVAC technology to ensure accurate diagnostics and long-lasting repairs. If your furnace is making unusual noises, heating unevenly, or not working at all, our team is ready to respond quickly.

Licensed & InsuredFully credentialed technicians you can trust in your home or business.
24/7 EmergencyOur Captain Cool experts are available 24/7, call us to book your appointment.
All Makes & ModelsFrom legacy systems to today’s high-efficiency units, we service them all.

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Passenger reviews

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4.9 · 300+ Google reviews

Boarding pass
Good company. Highly recommend. Salvador saved me a lot of money when he figured out what was wrong with my furnace without having to replace it. I will definitely use them for future services. Salvador, Efrain and Sean, thank you guys.
Passengerjennifer blackwellDateMar 2026
Boarding pass
Had an issue with one of my lights that tripped the circuit making me lose power to all the lights in my basement! I called SRG mechanical and they were able to send out a technician the next day! Efrain Cazarez was great! He easily abd quickly fixed the issue, and was extremely patient and informative while I asked a lot of questions!. We definitely will be hiring SRG for any future electrical needs!
PassengerStephanie DDateFeb 2026
Boarding pass
SRG Mechanical did a great job repairing our steam boiler. Hector was the technician who came out and quickly diagnosed a failed thermocouple. He explained the issue clearly and replaced it the same day, getting the boiler back up and running safely. Very professional, knowledgeable, and efficient. Highly recommend SRG Mechanical—ask for Hector.
PassengerJose OrtizDateFeb 2026

Expert Heating & Cooling near Will County and surrounding areas.

Proudly Serving Will County and Surrounding Areas

Routes We Fly Every Day

Heating & Cooling, Wherever You Are

Air Conditioning

Heating

Commercial HVAC

No matter the brand, Captain Cool keeps it running.

See Why Your Neighbors Love Us

Expert Heating & Cooling near Will County and surrounding areas.

Proudly Serving Will County and Surrounding Areas

Routes We Fly Every Day

Heating & Cooling, Wherever You Are

Air Conditioning

Heating

Commercial HVAC

No matter the brand, Captain Cool keeps it running.

See Why Your Neighbors Love Us