Lufthansa has some club as well, based at several cities: Hanseatischer Fliegerclub.
Just one example:
https://hfc-frankfurt.de/
Former east german state airline Interflug still has it's gliding club at the old site at Friedersdorf:
http://www.segelflug-berlin.de/
Last edited by Less Hair; 26th Jun 2018 at 13:51.