Ulf Leonhard, Leonhard Ventures Ulf Leonhard e.K., Registered in Amtsgericht Potsdam HRA 6829 P
Villa Anna, Hans-Thoma-Strasse 13, D- 14467 Potsdam
(49) 331-813282-21, -22 Fax (49) 331-813282-23, Mobile (49)15112749148
ulf.leonhard@leoven.com