Founded in Erkrath in 1931 as Maschinen- und Apparatebau GmbH Erkrath, MAE develops and manufactures industrial straightening machines and wheelset presses. The former medium-sized family business now serves industries including rail technology, automotive and toolmaking with manual or automated equipment, along with application-specific machine concepts. MAE also supports machines through testing, maintenance and retrofit work, including equipment from selected third-party manufacturers.