Lerner Publishing Group, based in Minneapolis since its founding in 1959, is one of North America's largest independent book publishers for children and young adults. The company is made up of the following imprints: Lerner Publications, Carolrhoda Books, Millbrook Press, Twenty-First Century Books, Graphic Universe™, ediciones Lerner (a Spanish-language imprint), First Avenue Editions, LernerClassroom and Kar-Ben Publishing. The publishing group has offices in Minneapolis and New York City.

Located in the heart of the Warehouse District of Minneapolis, Interface Graphics has been providing its customers with quality graphic design, typesetting and prepress services since 1979. The company helps authors, agencies and organizations create print communication products of every topic and genre imaginable.

Since 1967, Muscle Bound Bindery has been blending state-of-the-art bookbinding technology with careful craftsmanship to provide the best bound books available. Muscle Bound Bindery has a 70,000 square foot production facility on Plymouth Avenue in North Minneapolis.