| 1921 | – | 1930 | Ignaz Burchard |
| 1931 | – | 1937 | Rudolf Hollaender |
| 1937 | – | 1943 | Wilhelm Lakenbrink |
| 1943 | – | 1948 | Ignaz Kolorz |
| 1948 | – | 1955 | Wilhelm Lakenbrink |
| 1956 | – | 1958 | Oskar Wielgos |
| 1959 | – | 1967 | Alfred Beyer |
| 1968 | – | 1970 | Karl-Heinz Urban |
| 1971 | – | 1973 | Eugen Schulz |
| 1973 | – | 1979 | Max Daun |
| 1979 | – | 1986 | Helmut Kreul |
| 1986 | – | 1988 | Uwe Braun |
| 1988 | – | 1991 | Dr.Heinz-Dieter Gierse |
| 1991 | – | 1997 | Uwe Braun |
| 1997 | – | 2011 | Jens Stadtmann |
| 2011 | – | 2015 | Dr.Stefan Masberg |
| 2015 | – | 2018 | Jens Stadtmann |
| 2018 | – | 2019 | Uwe Braun |
| 2019 | – | 2023 | Jens Stadtmann |
| 2023 | – | aktuell | Dr. Martin Liebig |