Our Team
Head office
Management
Dietrich F. Brennenstuhl
Managing Director
Jörg Schmid
Managing Director
Katja Nonnenmann
Assistant to Managing Director
Sales Management
Stephan Koch
Head of Sales
Customer Support
Frank Schlosser
Dipl.-Ing. (FH) Architekt
Head of Sales Support and After Sales
Sylvia Pries
Customer Service
Munich area
ZIP 80001-86709
ZIP 86798-87789
ZIP 89312-89449
ZIP 93309-93359
ZIP 94405-94439
Nuremberg area
ZIP 63701-63939
ZIP 86711-86759
ZIP 90001-93199
ZIP 93401-94379
ZIP 94441-96489
ZIP 97002-97896
ZIP 97901-97909
Stuttgart area
ZIP 70001-74869
ZIP 74900-74906
ZIP 75004-76709
ZIP 77601-79879
ZIP 88004-89299
ZIP 89501-89619
ZIP 97900
ZIP 97922-97999
Bettina Leuthold
Customer Service
Gebiet Hannover
PLZ 21745-21789
PLZ 26007- 31868
PLZ 32469
PLZ 34369-34399
PLZ 37001-37199
PLZ 37412-39649
PLZ 49356-49459
PLZ 49661-49699
Gebiet Köln
PLZ 40001-42929
PLZ 47707-47929
PLZ 50101-55099
PLZ 55411-55576
PLZ 55583-56869
PLZ 57505-58135
PLZ 58240-58579
PLZ 66001-67551
PLZ 67577
PLZ 67582
PLZ 67586-67592
PLZ 67598-68309
PLZ 68526-68549
PLZ 68723-69259
PLZ 74889
PLZ 74909-74939
PLZ 76726-76891
Gebiet Naumburg
PLZ 01006-02999
PLZ 03238-09669
PLZ 15926-15938
PLZ 36404-36469
PLZ 37308-37359
PLZ 96515-96529
PLZ 98527-99999
Christl Fuchs
Customer Service
Münster area
ZIP 32001-32457
ZIP 32479-33829
ZIP 34414-34439
ZIP 44001-47669
ZIP 48001-49328
ZIP 49477-49638
ZIP 49716-49849
ZIP 59001-59609
Frankfurt a. M. area
ZIP 34001-34359
ZIP 34454-36399
ZIP 37201-37299
ZIP 55116-55299
ZIP 55578
ZIP 57001-57489
ZIP 58208-58239
ZIP 58581-58849
ZIP 59755-63699
ZIP 64201-65936
ZIP 67574-67575
ZIP 67578-67580
ZIP 67583-67585
ZIP 67593-67596
ZIP 68519
ZIP 68601-68649
ZIP 69412-69518
Ismail Erkaya
Customer Service
Hamburg area
ZIP 17033-17219
ZIP 17389- 21739
ZIP 22039-25999
Berlin area
ZIP 03042-03229
ZIP 1 0083-15913
ZIP 16225-16949
ZIP 17235-17379
Stuttgart area
ZIP 70001-74869
ZIP 74900-74906
ZIP 75004-76709
ZIP 77601-79879
ZIP 88004-89299
ZIP 89501-89619
ZIP 97900
ZIP 97922-97999
Cynthia Wolff
International Customer Service
CH Switzerland
LUX Luxembourg
ROW Rest of World
Eastern Europe
Ivana Musnjak
International Customer Service
AT Austria
IT Italy
FR France
ROW Rest of World
Sales and distribution
Jürgen Hägele
Expert Consultant Light & Acoustic
Stuttgart area
PLZ 70001-74869
PLZ 74900-74906
PLZ 75004-76709
PLZ 77601-79879
PLZ 88004-89299
PLZ 89501-89619
PLZ 97900
PLZ 97922-97999
Christoph Payenberg
Expert Consultant Light & Acoustic
Germany
Munich area
ZIP 80001-86709
ZIP 86798-87789
ZIP 89312-89449
ZIP 93309-93359
ZIP 94405-94439
Patrick Spano
Expert Consultant Light & Acoustic
Germany
Cologne area
ZIP 40001-42929
ZIP 47707-47929
ZIP 50101-55099
ZIP 55411-55576
ZIP 55583-56869
ZIP 57505-58135
ZIP 58240-58579
ZIP 66001-67551
ZIP 67577
ZIP 67582
ZIP 67586-67592
ZIP 67598-68309
ZIP 68526-68549
ZIP 68723-69259
ZIP 74889
ZIP 74909-74939
ZIP 76726-76891
Luxemburg
Eckhard Menzel
Expert Consultant Light & Acoustic
Germany
Frankfurt a. M. area
ZIP 34001-34359
ZIP 34454-36399
ZIP 37201-37299
ZIP 55116-55299
ZIP 55578
ZIP 57001-57489
ZIP 58208-58239
ZIP 58581-58849
ZIP 59755-63699
ZIP 64201-65936
ZIP 67574-67575
ZIP 67578-67580
ZIP 67583-67585
ZIP 67593-67596
ZIP 68519
ZIP 68601-68649
ZIP 69412-69518
Martin Rattmann
Expert Consultant Light & Acoustic
Germany
Münster area
ZIP 32001-32457
ZIP 32479-33829
ZIP 34414-34439
ZIP 44001-47669
ZIP 48001-49328
ZIP 49477-49638
ZIP 49716-49849
ZIP 59001-59609
Birgit Döhler
Dipl.-Designerin
Expert Consultant Light & Acoustic
Germany
Hannover area
ZIP 21745-21789
ZIP 26007- 31868
ZIP 32469
ZIP 34369-34399
ZIP 37001-37199
ZIP 37412-39649
ZIP 49356-49459
ZIP 49661-49699
Naumburg area
ZIP 01006-02999
ZIP 03238-09669
ZIP 15926-15938
ZIP 36404-36469
ZIP 37308-37359
ZIP 96515-96529
ZIP 98527-99999
Nils Kneesch
Expert Consultant Light & Acoustic
Germany
Hamburg area
ZIP 17033-17219
ZIP 17389- 21739
ZIP 22039-25999
Berlin area
ZIP 03042-03229
ZIP 1 0083-15913
ZIP 16225-16949
ZIP 17235-17379
Project management
Gerd Sinz
Dipl.- Ing. (FH) Architect
Project Management
Günter Schäffler
Dipl.-Ing. (FH) Bauphysik
Specialist for Room Acousitcs
After-Sales
Petra Holland-Cunz
After-Sales
Davey Geisler
After-Sales
Jaqueline Mertens
After-Sales
Purchasing department
Andreas Brändle
Commercial Management
Single proxy
Roland Siegle
Strategic purchasing
Marketing
Marcus Engst
Head of Marketing & Communication
Lavinia Fix
Marketing Manager
