Applied Air is a renowned manufacturer of HVAC equipment, ideal for controlling the temperature and quality of the indoor air in any commercial or industrial building. Their products include packaged dedicated outdoor air systems and ventilation equipment, direct gas fired, indirect gas fired, air turnover, and evaporative cooling systems. Applied Air HVAC systems can provide makeup air, ventilation air, space heating and space cooling.

Automated Integration was founded in 1993 in Los Angeles, California. Originally, Automated Integration was a reseller for generic off the shelf accounting systems such as Great Plains, MAS-90, Platinum and other small-medium business software. They provided to customers with a turnkey accounting solution that included installation, training, and ongoing support.

Cody & Sons is a family-owned and operated HVAC service company, specializing in residential plumbing, heating and air repair and remodels.

Dallas Plumbing Company is a family-owned commercial and residential HVAC and plumbing company based in Dallas, Texas since 1903. They have sold, installed, maintained and repaired thousands of air conditioning systems across the Dallas area.

Hoffman Controls is a manufacturer of Electronic Special Purpose products for the HVAC&R (Heating, Ventilation, Air Conditioning & Refrigeration) industry. They deal with EC Motor Controls, Induction Motor Controls, Condenser Fan Controls, Refrigeration Controls, SCR Heating Controls, Variable Air Volume (VAV) Products, Sequencer Controls, Thermostats and Transducers, Motor Protection, Ventilation/Exhaust Controls.

IMI Hydronic Engineering is a provider of a range of products and services that enables one to take control, increase efficiency and drive down initial and ongoing costs with innovative and reliable HVAC solutions. They provide a superb range of high-quality products and support services for every type of installation and customer.

A worldwide leader in residential and commercial heating and air conditioning systems, Lennox Industries Inc. is based near Dallas, Texas.

The Maintenance Network specialize in providing comprehensive HVACR maintenance and repair services, available 24/7 to meet varying needs. Their expert technicians are skilled in all aspects of electrical, HVAC, and refrigeration systems, ensuring equipment runs smoothly year-round. They also offer professional installation of UV lighting to enhance indoor air quality (IAQ).