Mitglieder
Carsten Apsel
Schulleiter, Head of School
E. capsel@giswashington.org
T. 571-279-4441
Joined 2023
Alexander Barth
John I. Haas, Inc.
E. alex.barth@johnihaas.com
T. 509-961-0365
Joined 2010
Sabine Bayer
E. bayer.bine@me.com
T. 202-492-5195
Joined 2023
Jan Bayer
President News Media US, Axel Springer SE
E. Jan.bayer@me.com
T. 202-492-5827
Joined 2023
Tilman Bender
T. H. Bender and Partners Executive Search, Inc
E. tilman.bender@thbender.com
T. 202-570-5705
Joined 2013
Dr.Ina von Ber
President & CEO, Ambassadorial Roundtable, Head of Media/FPA
E. Dr.inavonber@ambassadorialroundtable.org
T. 202-630-2406
Joined 2024
Othmar Mueller von Blumencron
VIPdesk Connect
E. Blumencron@aol.com
T. 703-926-7691
Joined 2017
Maximilian Clasmeier
White & Chase
E. m.clasmeier@gmail.com
T. 202-361-8921
Joined 2023
Maike Denda
Capital Horizon Management
E. maike@capitalhm.com
T. 571-338-7878
Joined 2014
Jochen Duemler
MFC Bancorp Ltd.
E.  jochen.duemler@gmail.com
T.  443-895-9032
Joined  2011
Johannes Fleck
Government Economist
E.  fleckjoh@gmail.com
T.  612-978-1978
Joined  2025
Jean Froehly
Auswärtiges Amt
E.  Wi-AL@wash.diplo.de
T.  202-390-7960
Joined  2024
Stefan Galler
E.  stefan.galler@frequentis.com
T.  240-792-9627
Joined  2025
Stefan Geirhofer
Associate, Wilson Sonsini Goodrich & Rosati, P.C.
E.  sgeirhofer@wsgr.com
T.  858-342-5671
Joined  2025
Joe Haehner
Managing Director, Riveron
E. jochen.haehner@riveron.com
T.  248-331-6541
Joined 2025
Andre Holtkamp
Brauns International
E. aholtkamp@brauns-international.com
T.  703-577-7594
Joined 
Tim Kastens
JLL
E.  tim.kastens@am.jll.com
T.  202-297-9882
Joined  2013
Christian Koenig
KOENIG Communications LLC
E.  ckoenig@koenigcommunications.com
T.  404-330-7710
Joined  2011
Alex Kraus
Metis Strategy
E. alexkraus@gmail.com
T.  703-629-3146
Joined 2018
Andreas Kotzur
Corporate Medical Director NAPA Anesthesiology at Novant Health UVA Health Systems
 E.  akotzur@gmail.com
 T.  202-215-0245
 Joined  2021
Anthony Lanier
EastBanc
 E.  alanier@eastbanc.com
 T.  202-256-2800
 Joined 2005
Kim Larsen
Principal, Stinson LLP
E.  klarsen@bressler.com
T.  301-793-1370
Joined  2010
Oliver Moss
The Potomac Exchange
E.  olivermoss01@gmail.com
T.  240-441-3783
Joined  2017
Kathrin Peters
Co-founder und Managing Partner Withiii Leadership Center
E.  kathrin@withiii.com
T.  650-284-8352
Joined  2022
Stephanie Reimers
Moin Agency Founder & Owner
E.  steph@moinagency.com
T.  703-472-2267
Joined  2025
Wolfgang Schaefer
Georgetown International
E.  Wolfgang2354@gmail.com
T.  202-251-2849
Joined  2003
Dr. Christoph Schemionek
Acting Delegate
Delegation of German Industry and Commerce in Washington, DC
E.  schemionek@ahk.washington.de
T.  202-967-5496
Joined  2021
Dr. Uwe Scherf
U.S. Food & Drug Administration
E.  uwe.scherf@fda.hhs.gov
T.  301-257-5522
Joined  2011
Stephan Schindler
East Banc, Capital Project Manager
E.  stephanschindler@gmx.de
T.  
Joined  2018
Janika Schmitt
E.  janika.schmitt@gmail.com
T.  202-250-1167
Joined  2025
Soeren Schmitz
PCI Gases
E.  soerenschm@yahoo.com
T.  949-463-1744
Joined  2016
Hartmut Schneider
WilmerHale
E.  Hartmut.Schneider@wilmerhale.com
T.  202-631-7726
Joined  2023
Dorothee Schneider
E.  schneider.dorothee@gmail.com
T.  202-817-9510
Joined  2023
Wolfgang Tolle
VisionCare Inc.
E.  wtolle@launchdreams.com
T.  571-230-2200
Joined  2003
Markus Weiss
President & CFO Miltenyi Biotec North America
E.  markushweiss@gmail.com
T.  201-739-3052
Joined  2023
Uli Werner
EDC Consulting LLC
E.  uli.werner@verizon.net
T.  202-390-9097
Joined  2003
Reinhard Wieck
Deutsche Telekom, Inc.
E.  Reinhard.Wieck@USA.Telekom.de
T.  202-725-3339
Joined  2010
Teresa Wiest
Financial Representative, Northwestern Mutual
E.  teresawiest@icloud.com
T.  703-615-4027
Joined  2025
Dr. Christoph Wollersheim
Consultant bei Egon Zehnder
E.  christoph.wollersheim@egonzehnder.com
T.  571-459-3771
Joined  2022
Siegfried J. Zarwel
KNOPF INTERNATIONAL, INC.
E.  szarwel@knopfusa.com
T.  703-981-1400
Joined  2003
Margit Zimmern
Proksch-Consult
E.  zimmern1@gmail.com
T.  571-426-6777
Joined  2011
Alumni
Andrew Adair
American Academy for Family Physicians
E.  Adair.Andrew@gmail.com
Joined 2018
Daniel Andrich
Representative of German Industry and Trade
E.  dandrich@rgit-usa.com
T.  202-702-2511
Joined 2016
Gary Baker
International Travel Consultants
E.  GaryGLBaker@mac.com
Joined 2018
Rainer Barthel
Mainline Information Systems
E.  rainbarthel@aol.com
T. 703-203-7002
Joined 2006
Benno Bartholdi
Panalpina, Inc.
E.  benno_bartholdi@yahoo.com
T.  617-301-1914
Joined 2005
Oliver Baumann
Baumann Consulting
E.  o.baumann@baumann-us.com
T.  202-446-6659
Joined 2006
Karl Bergner
German Embassy
E. karlfried.bergner@diplo.de
T. 202-390-7941
Joined 2014
Martin Bialecki
Deutsche Presse-Agentur dpa
E. bialecki.martin@dpa.com
T. 202-826-5890
Joined 2016
Lars Bodenheimer
Coach4Balance
E. lars@coach4balance.com
T. 703-485-5574
Joined 2008
Dirk Burghartz
Four Seasons Hotel Washington DC
E.  dirk.burghartz@fourseasons.com
T.  713-569-2101
Joined  2014
Martina Christopherson
Deutsche Botschaft
E. martina.christopherson@diplo.de
Joined 2018
Hannes Endhardt
Capital One
E.  endhardt@gmail.com
T. 312-420-9291
Joined 2018
Dr. Ramin Farboudmanesch
Advanced Gastroenterology and Hepatology of Greater Washington
E. GIFarboud@gmail.com
T. 571-213-6220
Joined 2018
Jutta M. Frankfurter
Of Counsel, Riebling IP, PLLC  
E. jutta@jfrankfurter.com
T. 202-725-6721
Joined 2018
Ivo Germann
Minister, Head of Economic, Trade and Financial Affairs
Embassy of Switzerland to the United States of America
E.  ivo.germann@eda.admin.ch
T.  202-808-4131
Joined  2021
Heinz O. Georg
Talentor, USA Inc.
E.  Heinz.georg@talentor.com
T. 410-952-1122
Joined 2008
Helmut Grohschaedl
REHAU
E. helmut.grohschaedl@rehau.com
T. 571-271-3525
Joined 2017
Claus Gramckow
The Hanseatic Institute Inc.
 E.  cgramckow@gmail.com
 T.  202-256-5907
 Joined  2004
Thomas Haag
Co-Founder, CEO - C-Reveal Therapeutics
E. Thomasahaag@gmail.com
T.  202-631-9143
Joined 2023
Alex Hasslacher
Director, Blank Slate Technologies
E. ahasslacher@gmail.com
T. 2022509805
Joined 2018
Gabi Hoefs
Frimeco N.A. Corp
E. gabi.hoefs@frimeco.com
T. 248-568-9848
Joined 2013
Klaus Hofstadler
ADVANTAGE AUSTRIA
E. klaus.hofstadler@advantageaustria.org
T. 202-641-8365
Joined 2011
Kerstin Hopkins
German Language School Washington, DC
E. khopkins@giswashington.org
T. 301-366-1120
Joined 2011
Volker Huber
HRS
E.  volker.huber@gmail.com
T.  +49-173-289-3933
Joined  2012
Wolfgang Jakubek
Deutsche Telekom AG
E.  w-jakubek@t-online.de
T.  +49-228-93390910
Joined
Annegret Jung-Wanders
Head of School, German International School Washington D.C.
E.  tajung-wanders@giswashington.org
T.  
Joined  2022
Gerhard Kiewel
Volkswagen Group of America
E.  gerhard.kiewel@vw.com
T.   703-282-7334
Joined  2011
Dr. Irene Lack-Hageneder
Austrian Embassy - Commercial Section
E.  Irene.Lack-Hageneder@advantageaustria.org
T.  202-641-8365
Joined  2023
Thomas Meth
Enviva, LP
 E.  thomas.meth@envivabiomass.com
 T.  804-677-2339
 Joined  2010
Beate Marold
Botschaft der Bundesrepublik Deutschland
Kzl.I.Kl. / Head of Administration
E.  vw-1@wash.auswaertiges-amt.de
T.  202-298-4279
Joined  2020
Karl Matthias Klause
Deutsche Botschaft
E. Wi-AL@wash.diplo.de
T.  202-298-4211
Joined 2018
Annett Meiritz
Handelsblatt Media Group
US-Korrespondentin
E. meiritz@handelsblatt.com
T.  202-413-2743
Joined 2018
Can Merey
Deutsche Presse Agentur
North America Bureau Chief 
T. +1 - 202 - 506 - 0760
E. merey.can@dpa.com
Joined  2019
Marcus Kreft
Deutsche Botschaft Washington DC
E.  wi-1@wash.diplo.de
T.  
Joined  2016
Josef Martens
MITRE
E.  jhfm@josefmartens.com
T.  
Joined  2016
Peter Mockel
IFC
E.  moeckel.peter@gmail.com
T.  202-0378-6098
Joined  2013
Said Mokhtarzadeh
Capitol Dental Group,PC
E.  smile@capitoldentalgroup.net
T.  202-257-2536
Joined  2011
Kristian Möller
GLOBALG.A.P. North America Inc.
E.  moeller@euc.de
T.
Joined  2011
Walter Neumayer
Österreichische Botschaft
E.  walter.neumayer@bmeia.gv.at
T.
Joined
Petra Palenzatis
German School Washington D.C.
E.  p.palenzatis@dswash.org
T.  
Joined  2016
Dr. Sanjay Patnaik
Director of the Center on Regulation and Markets at the Brookings Institution
E.  sapatnaik@brookings.edu
T.  202-238-3093
Joined  2023
Andreas Pfann
Multiple Companies
E.  andreas_pfann@hotmail.com
T.  703-477-5703
Marcel Pfister
Farther Finance
E.  Marcelpfister1@gmail.com
T.  215-317-7077
Joined  2019
Augusto Pellarini
Deutsche Telekom Inc.
E.  augusto.pellarini@telekom.com
T.  202-644-6913
Joined 2009
Dr. Gunter H. Ruetter
Monitoring Force Group
E.  ghruetter@gmail.com
T.  +49-170-765-7088
Joined  2003
Frank Ruge
Viprinet
E.  franky.ruge@gmail.com
T.  +49-151-291-75846
Joined  2011
Günther Schönleitner
Weltbank
E. gschoenleitner@worldbank.org
T.  202-280-3798
Joined  2016
Thilo Schweizer
Commerzbank
E.  thilo.schweizer@commerzbank.com
T.  
Joined  2015
Alex Soell
Carl Zeiss Microscopy, LLC
E.  alex.soell@zeiss.com
T.  571-305-0299
Joined 2012
Michael Tenbrock
Baltimore Aircoil
E.  mtenbrock@yahoo.com
T.  443-562-8585
Joined  2014
Dr. Christian Uhrig
Algorithmic Solutions
E.  cuhrig@algorithmic-solutions.com
T.
Joined 2005
Timo Winkel
Döner Bistro
E.  timo@doenerbistro.com
T.  703-347-5070
Joined  2010
William Karl Wilburn
WKWilburn P.C.
 E.  wkw@wkwilburn.com
 T.  301-461-3057
 Joined  2013
Soheil Zadegan
Managing Owner OKZ Holdings
E.  zadegan.soheil@gmail.com
T.  301-461-9345
Joined  2021
Thomas Zielke
Representative of German Industry and Trade (RGIT)
E.  thzielke@rgit-usa.com
T.
Joined  2012
Ehrenmitglieder
Dr. David Morris
Library of Congress
E.  dmor@loc.gov
T.
Joined  2005
Angelika Kirchmeyer
Procateo KG
E. ak@procateo.com
T. +49-176-478-43790
Joined 2005
In Memoriam
Christian Zimmern
✝ 2012
Gründungsmitglied des GER
Mitglied des Vorstandes 2004 - 2012
Andreas Kristinus
✝ 2025
Goetz Oertel
✝ 2021

 
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
            