Erler-Zimmer is a company specialized in the production and marketing of didactic materials for scientific and medical education. The company was founded in 1950 with its headquarters in Lauf, Baden-Württemberg. The name Erler-Zimmer is made up of the family names of the founder Johannes Erler and his son-in-law Walter Zimmer. Today the company is run by Ute Probst, Walter Zimmer's daughter, and her husband Walter Probst. The sons Mathias and Patrick Probst have been partners since 2015 and the company is 100% family-owned.