At A-Better Heat and Air Conditioning's mission is to provide outstanding customer service with attention to detail and professionalism. They strive to deliver excellent heating and cooling services in a diligent and focused manner without compromising quality.

AAON, Inc. is a manufacturer of HVAC equipment including rooftop units, gas heating, OEM, new construction and replacement coils for industrial and commercial HVAC customers. Their services include air-conditioning & warm air heating equipment & commercial & industrial refrigeration equipment manufacturing.

With more than 40 years of experience, American Wheatley HVAC Products and Fabrication have established a reputation for providing dependable Hydronic Specialty items to the HVAC industry.

Champion Heating & Air Conditioning delivers unrivaled reliability and energy efficiency heating and air conditioning products for residential and commercial use.

ClimateCraft, Inc. is a 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 and Canada.

ClimateMaster researches, develops, manufacturers and markets the most advanced water source and geothermal heat pump systems. They also offer a comprehensive product line with innovative product selection software for residential, commercial and industrial applications.

Fraser-Johnston Heating & Air Conditioning offers heating and air conditioning products with advanced efficiency, innovative design and unbeatable warranty protection.

Guardian central heating and cooling systems are well known for its reliability, money-saving efficiency and outstanding value.

Integrated HVAC is proud to offer comprehensive heating and cooling services to the residents of Edmond, OK. They offer a wide range of services including commercial and refrigeration. At Integrated HVAC, they understand the importance of having reliable heating and cooling systems at the property in Edmond. The technicians are highly trained and ready to handle any repair, maintenance, or installation job.

International Environmental Corporation (IEC) are manufacturers of hydronic fan coil systems for hospitality, multi-family, healthcare, and education. They also offer replacement and retrofit solutions for fan coils in applications where limiting downtime is crucial to a business’ success.

International Ground Source Heat Pump Association is an association of companies, professionals and users dedicated to promoting the science, utility and use of geothermal (ground source) heating and cooling technology.

The Norman Economic Development Coalition is dedicated to expanding the economic base of the Norman community, enhancing the earning opportunities of area residents by retaining and expanding existing businesses and industries, as well as attracting desirable new employers that are consistent with Norman's high quality of life.

Oklahoma Chiller Corporation is a commercial and industrial HVAC company with offices in Tulsa and Oklahoma City. In addition to mechanical and HVAC services, Oklahoma Chiller offers building automation services and equipment rental services.

OklahomaGroup offers premier sales representation to all sectors of the HVAC and Refrigeration markets throughout the state of Oklahoma. Account Managers are dedicated to customer's needs and are supported by market and sales specialists.

Paul Shadid Heating and Air Conditioning has been providing service and installation of HVAC (heating, ventilation, and air conditioning) systems.

SureFlow, by International Environmental Corp. are renowned manufacturers of hydronic fan coil systems. They also manufacture thermostats, blower coils, and floor units.

Texoma Maintenance & Refrigeration is an HVAC contractor that specializes in the repair and installation of heating and cooling systems and commercial refrigeration systems.