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Learn More About Our Climate Control Group Companies

  • Welcome to
    The Climate Control Group

  • Energy Efficient HVAC Products

  • Diversified Climate Solutions

  • Exceptional Quality & Support

  • Innovative and Reliable Climate Solutions

  • Reliable Comfort

Headquartered in Oklahoma City, OK, the Climate Control Group (CCG) is a diverse collection of HVAC products and solutions for a variety of applications and markets. We design and manufacture market leading products for multiple applications, where the comfort and efficiency of climate controlled spaces are required. Serving multiple industries such as healthcare, education, hospitality and residential, our business units lead with innovation, quality and strong brand loyalty.

Our companies:

ClimateMaster’s role as a domestic energy and geothermal heating and cooling leader extends back to the late 1950s when the company was first founded in Florida. ClimateMaster was later relocated to New York where it started manufacturing water loop heat pump systems, and finally moved its headquarters to Oklahoma City where it continues to thrive today.


Based in Oklahoma City, and supported by a network of the industry’s most experienced fan coil systems sales professionals, IEC is the industry leader that is willing to go above and beyond what most fan coil suppliers can or are willing to do to meet customers’ needs. At IEC, this is the basis by which we run our business.


ClimateCraft, Inc. is a leading manufacturer of innovative custom air handling units (AHUs) that are used to provide comfortable efficient environments in Healthcare, Education, Laboratory, Commercial, and High Tech Manufacturing facilities throughout the United States. Our applications and engineering teams consist of some of the industry’s most talented and innovative professionals. Their extensive knowledge and experience come standard with every design to produce a custom solution for the most challenging new construction, renovation or replacement projects.


ClimaCool is a leading manufacturer of semi-custom/configured to customer order, highest quality, commercial HVAC equipment. We have a culture of innovation, passion and teamwork providing ultimate climate solutions for both modular chillers and packaged rooftops. Our exponential growth has and will continue to be fueled by our customer enthusiasm for our company, people and solutions. We continuously strive for premium products with leading efficiency, sustainability and lowest total cost of ownership.


ThermaClime Technologies, Inc (TTI) is a subsidiary of The Climate Control Group founded in 1968 and is based in Oklahoma City, Oklahoma. They manufacture and sell a range of air conditioning and heating products consisting of geothermal and water source heat pumps; hydronic fan coils; other heating, ventilation, and air conditioning (HVAC) products, including air handlers and modular chiller systems.



KOAX is a subsidiary of The Climate Control Group, based in Oklahoma City, OK. They manufacture High Quality Coaxial (Tube-In-Tube) Heat Exchangers, Highly-Efficient Enhanced Surfaces, Single-Wall and Double-Wall-Vented Tubes. Products provide a variety of Capacities, Configurations, and Materials and are used in Air-Conditioning, Hydronic, Medical, and Refrigeration Equipment