Technischer Service
SERVICE - HOTLINE
T: +43 (0)1 979 00 00-0
service@grothusenav.com
Gerhard Vonwald
Leitung Technischer Service
T: +43 (0)1 979 00 00-51
M: +43 (0)664 33 979 38
gerhard.vonwald@grothusenav.com
Josef Hollaus
Audio Service
T: +43 (0)1 979 00 00-55
josef.hollaus@grothusenav.com
Harald Schmidt
Video Service
T: +43 (0)1 979 00 00-58
harald.schmidt@grothusenav.com
Gottfried Pories
Sound System Designer, Audio Service
T: +43 (0)1 979 00 00-52
M: +43 (0)664 33 979 39
gottfried.pories@grothusenav.com
