A global leader in the supply and life cycle management of refrigerants, offering a range of products and supplementary services, including recovery, reclamation, and destruction.

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.

Polytronix, Inc., a U.S. based company located in Richardson, Texas, has been an innovator in design, manufacturing and marketing of liquid crystal displays for over 40 years. They displays are used in a variety of applications, providing visual output for medical, aviation, aerospace, marine, automotive, industrial controls and defence related products.

Established in 1975, Temperature Control Systems is a full line stocking distributor of commercial/industrial HVAC controls, burner/boiler controls and building automation systems.