HJ Gillis Associates, LLC is a manufacturer and distributor of wire mesh products used in a wide range of industries.

Our screens are used in the metals processing, water filtration, food processing, power generation, and aggregate industries. The belts we supply are designed to carry products through washing, drying, heat treating or baking environments. Our heat treat furnace parts section also includes various replacement parts we supply for high temperature furnaces.

We also provide instrumentation to monitor and measure various gases such as O₂, CO, SO₂, NO, NO₂ and Hydrogen for safety and control.