Unique products with recognition. Progressive Fillers Int’l founded in 1994 has become the leading manufacture of pigmented minerals and additives for high heat effects in a variety of plastic and resin applications. Over the years PFI’s innovative technologies have brought products to the forefront from the fusion of pure metal with engineered particles for dazzling effects and functionality to producing product reinforcer’s and weight reducing effects. Adding to the development of functional fillers PFI has engineered a line of highly conductive and cost effective products for electromagnetic insulation, dissipation and shielding. All products are manufactured at our headquarters in Chattanooga, Tennessee, and are distributed worldwide.