Established in 1951, D.R. Johnson Lumber Company specializes in the manufacture of Douglas fir lumber. It offers a wide range of structural joists and planks, posts, beams and timbers, and full sawn industrial clears and scaffold planks. The company operates a large inventory that provides to meet the special order needs of its customers. The company includes six affiliated companies, including Umpqua Lumber Company,DR Johnson Wood Inovations, and Prairie Wood Product. In addition, it manufactures structural glue-laminated beams in Douglas Fir.DR Johnson Wood Innovations, a division of DR Johnson, specializes in the manufacture of  glue-laminated beams from Douglas fir using the best available lamination stock. Beams are engineered to meet specific customers’ needs.