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Professional HVAC Services in Warsaw and North Central Indiana

Colliers Building

Need a new air conditioner? Curious about geothermal heating and cooling? Having trouble with your commercial heating system? Then you’ve come to the right company.

We provide residential and commercial HVAC services througout the Warsaw area, and our technicians are ready to assist you day or night with a 24–hour service guarantee.

Our top priority is customer satisfaction, and we offer competitive rates. Many of our specialties is geothermal and solar energy, and we also work with and install fireplaces through our Fireplace Shoppe.

No matter what your home or business needs for quality comfort and energy savings, you can trust Collier's Heating & Air Conditioning. Serving North Central Indiana since 1986!

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Although the Warsaw, IN area doesn't encounter some of the bone-chilling and teeth-chattering winter conditions of many of our neighbors to the north, it's still vital to have working heating systems in our homes operating for most of the season. Don't turn to amateurs to supply you with the necessary heating services that guard your household's winter comfort: instead, always call on our NATE-certified HVAC technicians. We have a staff of veterans ready to assist with installing a new heater, replacing an aging one, tackling emergency repairs, or handling routine maintenance. We also offer free estimates for new installations.

Air Conditioning

When the climate in the middle of the year starts to warm up, can you trust that your air conditioning system will turn on and do its job reliably and without wasting energy? If you have any doubts regarding your home's AC performance, call on the NATE-certified veterans on our staff. We install and service central air conditioning systems, as well as ductless mini splits and heat pumps. Our annual maintenance plan will help see that your air conditioner operates at peak condition for many years. And whenever you're in need of fast fixes for a broken AC system, our repair experts are on call 24/7.

Geothermal Heating and Cooling

Our specialty when it comes to comfort is geothermal systems, and we offer installation and all other services for geothermal heating and cooling to homes and businesses in Warsaw, IN and the surrounding areas. If you've thought about going geothermal for comfort, but doubted if your property was right for it, then now is a great time to contact our geothermal specialists and learn more about the possibilities. A well-installed geothermal system can last for decades providing immense energy savings and a dependable performance that no other comfort system can match. We'll deliver the geothermal services that will leave you satisfied.

Fireplace Shoppe

The fireplace is the oldest type heating system for a home, but it still hasn't gone out of date or out of style. People may not think of fireplaces as something useful for heating a whole house, but there's no question that fireplaces cannot be beat when it comes to the beauty they add to a home. We offer a separate shop for fireplaces, including parts, accessories, BBQ grills, and outdoor furniture to go along with our wide selection of wood-burning, gas log, and pellet fireplaces. Our fireplace contractors also offer fireplace cleaning, repair, and replacement services as well. Make our Fireplace Shoppe your one stop shop for fireplaces in Warsaw, IN.


We help homes and businesses draw on the power in the earth with geothermal installations, and we also help them draw from above: the renewable energy source of the sun. Our solar experts will help you set up the solar panels and installations necessary to make the best use of the free power from the sun. This includes setting up solar attic fans to help remove superheated air from the top of your house in summer and prevent damage to the roof in winter. To find out more about how you can save energy around the year with the efficient power of solar PV panels, call us today.

Indoor Air Quality

Too many buildings today suffer from low indoor air quality because they are so insulated from the outside air. But there are many solutions to the dilemma of poor air quality in a home or business, and our technicians are here to provide you with some of the best—as well as the workmanship to take care of them. We install and service air filtration systems, air purifiers, dehumidifier, humidifiers, and more. We also care for ductwork with duct sealing and repair so that your ventilation system only helps your indoor air quality, never hinders it. Call today to schedule service in Warsaw, IN and the surrounding area.

Commercial HVAC

Since we started in business, we've focused on helping both homeowners and business owners in Northern Indiana. Our commercial HVAC services are extensive, and include complete air conditioning and heating installations, repairs on demand any time of the day or night, rooftop units, and a variety of commercial indoor air quality services. We also work on commercial refrigeration, such as walk-coolers and ice machines. You can trust to the experience of our veteran team of technicians for whatever you need for the best in comfort and convenience in your business, and we will strive to see that you receive only the top-level in new technology.

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Collier's Commercial Services, Inc., Heating & Air Conditioning, Warsaw, IN