Althaus was teaching Physics and Mathematics at the Polytechnic Secondary School in Geismar, Thuringia, from 1983 to 1989, where he became deputy headteacher in 1987.
Due to its exemplary encouragement of trainees, the current Chair of the WAGO Foundation Wolfgang Hohorst was awarded the German Federal Cross of Merit on November 8, 2006 by the Thuringian Minister-President Dieter Althaus.
Dieter Hallervorden | Dieter Bohlen | Dieter Schnebel | Dieter Baumann | Dieter Kindlmann | Hans Dieter Betz | Dieter Zetsche | Rolf-Dieter Heuer | Hans-Dieter Sues | Dieter Schulte | Dieter Rams | Dieter Meier | Dieter Hildebrandt | Rolf Dieter Brinkmann | Julius Althaus | Dieter König | Dieter Eckstein | Dieter Brock | Dieter Braun | Althaus | Wolf-Dieter Storl | Klaus-Dieter Kurrat | Dieter von Holtzbrinck | Dieter Township, Roseau County, Minnesota | Dieter Township | Dieter Quester | Dieter Oesterlen | Dieter Eilts | Dieter Cunz | Dieter Borsche |