Coaches contact Alexander Waske CEO & Head Coach Rohan Williams Head Coach Robert Senic Head of ITF Juniors Bastian Suwanprateep Senior Coach Claudio Messina Tennis Coach Caio Claudino Tennis Coach Marcus Lindner Fitness – Consultant Andreas Lange Performance Director Alexander Aul Fitness Julius Spann Fitness Kevin Kaufmann Head of Juniors & Amateurs Kenta Naka Tennis Coach Tibor Mak Tennis Coach Feli Baratta Tennis Coach