Uvdi commitment to protect Public Health using UV technology began over 70 years ago in Los Angeles - and proudly continues here today.

Vicon is a globally renowned company in the field of plasma cutting machines, coil lines, and HVAC ductwork machinery. Every Vicon plasma cutting table and machine shipped by Plasma Automation and Vicon Machinery is backed by professionals with over 40 years in the machine tool industry. They also manufacture coil line systems, roll forming equipment, seam closers, duct brakes, and other HVAC machinery.

W H Riley & Son provides their customers with all their heating and cooling needs. They provide installation & service for heating & cooling systems-boilers, furnaces, central & split system air conditioners, water heaters, generators, pool heaters and much more.

WDF Inc. (founded in 1929) is one of the plumbing, HVAC contracting and specialty general contracting companies. They have joined with Five Star Electric Corporation and Nagelbush Mechanical to form GreenStar Services Corporation as a diversified full service construction company.