Founded in 1973, Century A/C is the distributor of Ruud and York equipment providing 'service beyond expectations' at its 24 Texas locations. They are a wholesale distributor of HVAC equipment and supplies whose mission is to be an employee-driven company providing customers with service beyond expectations.

H.D. Grant Co., Inc. represents many of the best manufacturing lines in the HVAC industry. They supply and distribute exhaust fans, fire dampers, radiation dampers, single duct VAV boxes, fan powered VAV boxes with electric heat, Vibration Isolation, and many other products for the HVAC industry.

As a family-owned and operated Greater Houston HVAC Company, Go Admiral serves Spring, The Woodlands, Houston, Katy, and beyond with residential and light commercial heating, AC repair, venting, duct design, and air purification.

ISC Sales Inc. provides superior industrial products to a wide variety of end-users and original equipment manufacturers (OEM). They offer a broad range of climate control products for electrical enclosures, such as air conditioners, vortex coolers, air to air heat exchangers, purge & pressurization units, filtered fans, and thermoelectric coolers.

NUPI AMERICAS, INC. was founded in 2001. It is located in Houston, TX where it established a warehouse and production facility. Another warehouse and operations centre is located in Early Branch, SC. NUPI Americas is responsible for sales and marketing activities for the Americas and now also has 2 production lines. It also expanded the use of multilayer technology to the upstream market developing a specific product for flow line applications.