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.

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.

Since 2019, ProThermal Heating and Cooling has served as the trusted HVAC contractor in Tulsa, OK, and nearby areas. Each technician on their team maintains certification and professional licenses. They consistently go above and beyond customer expectations, and they stand behind their work.

Quality Heating, Cooling, Plumbing & Electric has provided the residents of the Glenpool and Tulsa, Oklahoma communities with professional heating, cooling, plumbing and electric services since 2014. This locally owned and operated company offers friendly and experienced technicians, industry-leading products, and professional residential systems service. Quality’s employees are also actively involved in their community and committed.

At Spencer Heat & Air, they pride themselves on delivering high-quality heating and cooling solutions to the community of Spencer, Oklahoma, USA. Their team specializes in comprehensive air conditioning repair services that address any issue with precision and speed. They're committed to ensuring that every customer enjoys optimal comfort in their home or business through reliable AC repair and maintenance services.

TempMaster heating and cooling products are designed to make installation, setup, commissioning and servicing more productive and profitable. They provide a wide range of products including packaged heating and cooling units, packaged heat pumps, heat exchangers and split systems.

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

At Victory Energy, we’re relentlessly committed to serving diverse industrial and institutional markets by delivering innovative boiler, burner and heat recovery products, solutions and services that address the environmental and societal concerns of today, tomorrow and well into the future.