Contacts

 Our basic coordinates:

THUM + MAHR GmbH
Heinrich-Hertz-Str. 1-3
D-40789 Monheim am Rhein
Deutschland

Registered in Germany: Local District Court Düsseldorf HRB 45259
VAT Registration No: DE 121 39 36 58

Tel:    +49 - 2173 - 967 - 30    (switchboard)
Fax:   +49 - 2173 - 967 - 400   (switchboard)
Mail:   info@thummahr.de
Web:  www.thummahr.de

A hotline to our staff with direct-dialling to telephone extensions, Fax extensions, and e-mail addresses:

Executive Management
Christina Opitz	Coordinator	312	copitz@thummahr.de
	Directfax	400
Hanno Mahr	CEO	314	hmahr@thummahr.de
Peter Thum	CFO	313	pthum@thummahr.de
Stefan Mertens	COO	322	smertens@thummahr.de
Liberata Goelke	Authorized	338	lgoelke@thummahr.de
	Signatory
Distribution
Marianne Mahr	Coordinator	321	mmahr@thummahr.de
	Directfax	401
Audio Systems Engineering (AST)
Angelika Piechotta	Coordinator	343	apiechotta@thummahr.de
	Directfax	404
Bernd Steinhoff	Teamleader	339	bsteinhoff@thummahr.de
Ludger Optenhövel	Project Manager	332	loptenhoevel@thummahr.de
Lothar Maag	Project Manager	331	lmaag@thummahr.de
Jochen Meierhöfer	Project Manager	330	jmeierhoefer@thummahr.de
Dirk Kästner	Design Engineer	318	dkaestner@thummahr.de
Information Technology  (IT)
Hanne Joneitis	Coordinator	341	hjoneitis@thummahr.de
	Directfax	---
Tobias Olbertz	Teamleader	335	tolbertz@thummahr.de
B. Geltenpoth	Project Manager	328	bgeltenpoth@thummahr.de
Axel Büchel	Project Manager	326	abuechel@thummahr.de
Boris Raskob	Project Manager	342	braskob@thummahr.de
Planning and Installation (MOST)
Claus Knevelkamp	Teamleader	329	cknevelkamp@thummahr.de
Research + Development (R+D)
Helmut v Aaken	Teamleader	327	hvaaken@thummahr.de
Service + Maintenance Helmut v Aaken Service 327     hvaaken@thummahr.de
Yellowtec Product Group
Michael Bartsch	Sales Director	315	mbartsch@thummahr.de
Mika Zähl	Product Manager	360	mzaehl@thummahr.de
Advertising + Marketing
Christina Opitz	Coordinator	312	copitz@thummahr.de
Purchasing and Resource Planning
Eva Schneider	Coordinator	320	eschneider@thummahr.de
Claudia Lietz	Assistant	347	clietz@thummahr.de
Michael Wirtz	Warehouse	317	mwirtz@thummahr.de
Bookkeeping
M. Ambrosch	Accounting	316	mambrosch@thummahr.de
Marion Fiedler	Accounting	316	mfiedler@thummahr.de