as a composer:
Boosey & Hawkes Bote & Bock GmbH & Co. KG
Lützowufer 26,
D-10787 Berlin, Germany
Ms. Dr. Kerstin Schüssler-Bach
phone +49 (0)30 2500 1323
fax +49 (0)30 2500 1399
kerstin.schuessler[at]boosey.com
as a trombonist:
Karsten Witt Musik Management
Leuschnerdamm 13
10999 Berlin
+49 30 214 594 250
Mike Svoboda / Mike Svoboda Ensemble
mikesvoboda[at]mac.com