Acorn Millwork, established in 1979, is a millwork manufacturer known throughout the United States for its patented silhouette casing designs and custom millwork. The company provides log siding, paneling, flooring and decking, log posts, newels, railings, spindles, and a wide range of stones. It also offers St. Croix stones, Colorado Dallas lighting, cast horn designs, R.A. Guthrie metal art decors, and ElectraFlame electric fireplaces, stoves, and inserts. The company is a member of the Mid-Minnesota Builders Association, National Wood Flooring Association and Northwestern Lumber Association. It also supports various organizations, including Rocky Mountain Elk Foundation, Ducks Unlimited and Minnesota Deer Hunters Association. The firm also offers bulk discounts on track trim, paneling, casing, base, trim, flooring, and log paneling. Acorn Millwork is headquartered in Deerwood, Minn.