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Geothermal Companies in Illinois
21 companies listed

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AAA Northgate
East Peoria, Illinois, United States
Basic Member
Since Dec, 2021
At AAA Northgate, we are totally committed to exceptional customer service delivered by expert staff. That’s how the company was started back in 1948. With over 160 years of combined experience on staff, AAA Northgate leads the way in industry knowledge and the whole-home approach to energy efficiency.…
Kulacz & Sons Heating & Cooling, Inc.
Peotone, Illinois, United States
Basic Member
Since Dec, 2021
Kulacz and Sons Heating & Cooling, INC., is a family owned and operated business.  Since 1979, we've taken the extra care to ensure your family is comfortable. We take pride in our work and put our name on the line, every time. With us, we treat you like part of our own family.  The technicians…
AA Service Co. Heating & Cooling
Northbrook, Illinois, United States
Basic Member
Since Nov, 2021
24-hour emergency service.  Heating and cooling sales, service and installation specialists for residential, commercial, and industrial projects.  Facility includes an inventoried parts department and sheet metal fabrication shop.  Family owned and operated since 1965
Kickapoo Drilling Co. LLC
Downs, Illinois, United States
Basic Member
Since Oct, 2021
  Glen Layten was born on June 29, 1918, and grew up on a farm near Downs, Illinois. In the 1930s, Glen began helping to drill wells with a jetting rig, tripod-model T engine, and a capson pully. When he returned home from war in 1946, Glen worked in a garage, but kept up with his passion for drilling…
Hearthstone Heating & Air Conditioning
Westmont, Illinois, United States
Basic Member
Since Oct, 2021
When we started Hearthstone Heating and Air Conditioning years ago, we had one goal in mind – providing area families with comfort solutions that fit not only their lifestyle, but also their pocketbook.  We offer expert installation and maintenance by a skilled team of factory-trained professionals.…
Geothermal Alliance of Illinois
Springfield, Illinois, United States
Basic Member
Since Oct, 2021
  Outdoor air temperatures fluctuate throughout the year with the changing seasons. In contrast, ground temperatures about four to six feet below the Earth’s surface remain relatively moderate and constant all year.  That’s because the Earth absorbs heat energy from the sun. A…
GeoComfort Geothermal Systems
Greenville, Illinois, United States
Basic Member
Since Sep, 2021
Our leadership team is unlike any other, starting with our CEO, Steve Smith, whose roots run deep in the geothermal industry and whose care for customers, dealers, distributors, and employees can't be beat. In 1983, Steve was introduced to geothermal heat pumps as Director of Member Services for an…
Quad Cities Directional Boring Inc
Colona, Illinois, United States
Basic Member
Since Jul, 2021
Quad Cities Directional Boring "QCDB" in Colona, IL has been providing expert and professional underground utility and geothermal services since 1998.  QCDB provides quality services in Illinois, Iowa and the surrounding areas. Geothermal Horizontal Directional Boring Geothermal heating and cooling…
J & R Herra Geothermal
Elburn, Illinois, United States
Basic Member
Since Mar, 2021
Geothermal heating and cooling systems take advantage of the natural, even temperature several feet beneath the Earth’s surface.  A loop of pipes is installed underground, which circulates water. In the winter, these water pipes absorb the relative heat beneath the earth and deliver it to…
Benoist Brothers Supply Co
Mount Vernon, Illinois, United States
Basic Member
Since Dec, 2020
Benoist Brothers Supply Co. is a full service wholesale distributor of heating and air conditioning products. Currently the company offers 10 convenient Pro Stock locations in Illinois, Missouri, Kentucky, Tennessee and Indiana. The management team at Benoist Brothers has over 400 years of HVAC experience…
Ireland Heating & Air Conditioning Co
Lake Forest , Illinois, United States
Basic Member
Since Dec, 2020
At Ireland Heating & Air Conditioning, we’ve been helping residents of the North Shore area stay cool since 1978, and we’re proud to improve our friends’ and neighbors’ quality of life through great home comfort solutions. From top-quality sales and installation to thorough…
Toennies Service Co
Damiansville, Illinois, United States
Basic Member
Since Dec, 2020
Since our doors opened in 1939, Toennies Service Co has been a top HVAC company in Damiansville, IL. We specialize in geothermal heating and cooling systems.  As a locally owned business, we know what our customers need; this helps us provide the best possible service! Benefits of Geothermal Instead…
Mincon Rockdrills USA, Inc
Benton, Illinois, United States
Basic Member
Since Dec, 2020
Specialising in the design, development, manufacture, and service of hard-rock drilling solutions for applications around the world. Originally founded in 1977 in Shannon, Ireland, Mincon now has a worldwide footprint, with customer service centres and factories across its four global regions. Mincon’s…
Enertech Global
Greenville, Illinois, United States
Basic Member
Since Nov, 2020
Since that day, that’s exactly what we’ve been doing. As a people-centric company, we believe in family values, loyalty beyond reason, assurance in quality craftsmanship, and making the world a better place. That’s our roadmap, carefully guiding every decision we make. In fact, it’s…
McDonald Energy
Itasca, Illinois, United States
Basic Member
Since Jul, 2020
McDonald Heating and Air Conditioning became incorporated in 2006 in the greater Chicagoland area. Originally the company was focused on conventional heating and cooling equipment installation and repair including annual maintenance programs. In 2009 a shift was made towards the geothermal side of the…
Durbin Geothermal
Beecher City, Illinois, United States
Basic Member
Since Jul, 2020
Durbin Geothermal is a family owned company. We got our start in Ground Source Geothermal Loop installation in 2000 when our founder, Sam Durbin was building his own home. He was told there was a 6 month backlog before a loop could be drilled. Durbin Enterprises Inc was a successful trucking and excavating…
Reynolds Drilling Corp
Riverton, Illinois, United States
Basic Member
Since Jul, 2020
Reynolds Drilling Corporation (RDC), originally formed in 1972 as Reynolds Well Drilling, is now in its 5th decade of providing solid, responsive service to a growing list of clientele. We take pride in our experience as groundwater professionals, environmental specialists, OSHA-trained and USDOT-certified…
Geothermal Exchange Organization
Springfield, Illinois, United States
Basic Member
Since Jan, 2020
The Geothermal Exchange Organization (GEO) is The Voice of the Geothermal Heat Pump Industry in the United States. As a non-profit trade association, we promote the manufacture, design and installation of GeoExchange® systems—the most energy efficient and environmentally friendly heating and…
Catalytic Products International, Inc.
Lake Zurich, Illinois, United States
Basic Member
Since Sep, 2017
Catalytic Products International, Inc. (CPI) was founded in 1969, initially specializing in precious metal catalyst production. Armed with a firm background in process chemistry and system mechanics, CPI evolved into a worldwide leader in the supply of high quality air pollution control systems. Today,…
Midwest Sustainable Energy
Moline, Illinois, United States
Basic Member
Since Nov, 2016
Midwest Sustainable Energy has been providing comfort and efficiency solutions to homeowners and bussinesses for over 12 years. The MSEC Team continues to provide it's services in a larger and more community oriented focus, and was very excited that 2009 saw the US Secretary of Commerce and the US Secretary…
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