Chairmen
![](/thumbs/270x338c/personen/fontaine-ggb-berlin.jpg)
Dr. Josef Fontaine
Berlin
First Chairman
![](/thumbs/270x338c/personen/gilbertz-ggb-berlin2.jpg)
Dr. Klaus Peter Gilbertz
Gröbenzell
Vice-Chairman
Other members of the executive committee
![](/thumbs/270x338c/2022-03/lorang-neu.jpg)
Claude Lorang
Bettange-sur-Mess Luxemburg
![](/thumbs/270x338c/2022-03/greiner.jpg)
Alfred Greiner
Sielenbach
![](/thumbs/270x338c/personen/schneider-ggb-berlin.jpg)
Ulrich Schneider
Eschborn
![](/thumbs/270x338c/personen/starke-ggb-berlin.jpg)
Dr. Holger Starke
Dresden
![](/thumbs/270x338c/personen/urbanek-ggb-berlin.jpg)