Established in 1980, Pratt & Larson Ceramics is one of the leading tile design companies in the United States. Based in Portland, Ore., the firm produces a wide range of tiles and distributes it to customers throughout the United States and Canada. The company can produce 14 different style lines as well as four glaze lines, including R-gloss, Parchment Matte, Watercolor and Craftman. In addition, Pratt & Larson Ceramics offers tile installation services for kitchens, bathrooms and fireplaces.