The office in Stuttgart is the central point for all DGNB activities. The team manages the entire certification process, from project registration to the awarding of certificates, runs training courses, coordinates committee work and supports the DGNB expert pool, implements international activities and cooperations, organises workshops and events, arranges speakers and takes care of publications. The DGNB office also supports the board of directors in organising the general meeting and the committees in their activities. It is the interface for the exchange of information between all members, building owners and DGNB Auditors.
If you have any questions, please do not hesitate to contact the DGNB office!
Executive Board
![Dr. Christine Lemaitre](/filestorages/address_images/_processed_/7/c/csm_6023_618b77a505.jpg)
Dr. Christine Lemaitre
Chief Executive Officer DGNB e.V.
- Phone: +49-711-722322-0
- Email: c.lemaitre@dgnb.de
![Johannes Kreißig](/filestorages/address_images/_processed_/c/c/csm_36095_6dcaa1ab2e.jpg)
Johannes Kreißig
Chief Executive Officer DGNB e.V. and DGNB GmbH
- Phone: +49-711-722322-0
- Email: j.kreissig@dgnb.de
Assistance
![Lea Bauer](/filestorages/address_images/_processed_/b/8/csm_208148_9be759ab42.jpg)
![Seema Issar](/filestorages/address_images/_processed_/c/0/csm_57084_b5965dab13.jpg)
![Dr. Timo Lehnert](/filestorages/address_images/_processed_/6/6/csm_175325_63e4eaad24.jpg)
![Johannes Moser](/filestorages/address_images/_processed_/d/0/csm_177384_88e8f4c451.jpg)
Johannes Moser
Advisor International Association Work
- Phone: +49-711-722322-43
- Email: j.moser@dgnb.de
![Manuela Wendel](/filestorages/address_images/_processed_/5/9/csm_176005_c5d2cb8a56.jpg)
Finance and Administration
![Sven Feyhl](/filestorages/address_images/_processed_/3/b/csm_11461_5f3f20ae8a.jpg)
![Marianna Sip](/filestorages/address_images/_processed_/6/9/csm_17519_df37b4440d.jpg)
![Raeed Dahdal](/filestorages/address_images/_processed_/7/9/csm_165898_6fdf95d6c7.jpg)
![Simone Degen](/filestorages/address_images/_processed_/d/3/csm_161150_3a1dbbc3cc.jpg)
![Holger Dietzsch](/filestorages/address_images/_processed_/5/f/csm_198035_d04669268e.jpg)
![Stefanie Edler](/filestorages/address_images/_processed_/2/f/csm_184792_5c5286ca2d.jpg)
![Lisa-Marie Hartwig](/filestorages/address_images/_processed_/3/8/csm_56423_224da729cf.jpg)
![Leon Hungerbühler](/filestorages/address_images/_processed_/6/a/csm_177378_3925770150.jpg)
Leon Hungerbühler
Apprentice Management Assistant for Office Communication
- Phone: +49-711-722322-173
- Email: l.hungerbuehler@dgnb.de
![Anna Kristina Kollotzek](/filestorages/address_images/_processed_/3/6/csm_188334_65c9fb13ba.jpg)
![Bernd Maier](/filestorages/address_images/_processed_/9/1/csm_135429_07f387eea3.jpg)
![Stefanie Robeller](/filestorages/address_images/_processed_/0/c/csm_19696_3e641c4fdc.jpg)
Stefanie Robeller
Certification Contracts and Invoices
- Phone: +49-711-722322-91
- Email: s.robeller@dgnb.de
![Gertrud Scheu](/filestorages/address_images/_processed_/8/8/csm_15615_cff81b7529.jpg)
![Deborah Simon](/filestorages/address_images/_processed_/e/7/csm_153305_1acb905ca9.jpg)
Deborah Simon
Apprentice Management Assistant for Office Communication
- Phone: +49-711-722322-172
- Email: d.simon@dgnb.de
![Kim Witzke](/filestorages/address_images/_processed_/2/b/csm_199672_a9c147684c.jpg)
Kim Witzke
Apprentice Management Assistant for Office Communication
- Phone: +49-711-722322-126
- Email: k.witzke@dgnb.de
PR, Communications and Marketing
![Felix Jansen](/filestorages/address_images/_processed_/d/0/csm_29672_108e1fc13f.jpg)
Felix Jansen
Director PR, Communications and Marketing
- Phone: +49-711-722322-32
- Email: f.jansen@dgnb.de
![Levke Maria Kehl](/filestorages/address_images/_processed_/f/d/csm_55963_56f9708867.jpg)
![Katrin Wolf](/filestorages/address_images/_processed_/a/6/csm_23201_c7c19f71c5.jpg)
Katrin Wolf
Manager Trade Fairs, Events and Partnerships
- Phone: +49-711-722322-38
- Email: k.wolf@dgnb.de
![Alex Woodruff](/filestorages/address_images/_processed_/f/6/csm_210415_cdb00c974d.jpg)
Alex Woodruff
Manager Marketing and International Communication
- Phone: +49-711-722322-39
- Email: a.woodruff@dgnb.de
![Miryam Bah](/filestorages/address_images/_processed_/e/8/csm_201747_b4232f9d05.jpg)
![Tamira Bethke](/filestorages/address_images/_processed_/7/5/csm_146317_958ee72dee.jpg)
![Jana Manuela Burczyk](/filestorages/address_images/_processed_/3/9/csm_120555_e00fcb3790.jpg)
![Marlies Ibele](/filestorages/address_images/_processed_/4/5/csm_179862_e71ed34c96.jpg)
![Christine Klingel](/filestorages/address_images/_processed_/1/d/csm_208977_eb56ca35d2.jpg)
![Emily Meyle](/filestorages/address_images/_processed_/8/f/csm_182920_6f11d1e35b.jpg)
![Falk Müller-Sommer](/filestorages/address_images/_processed_/5/d/csm_104281_ac5d15bc5d.jpg)
Falk Müller-Sommer
Project Manager Marketing
- Phone: +49-711-722322-73
- Email: f.mueller-sommer@dgnb.de
![Tamara Pirslin](/filestorages/address_images/_processed_/6/c/csm_164027_7c0341a8f0.jpg)
Tamara Pirslin
Dual Student Business Administration
- Phone: +49-711-722322-0
- Email: t.pirslin@dgnb.de
![Simone Pitzal](/filestorages/address_images/_processed_/2/0/csm_99925_3a3e64d168.jpg)
Simone Pitzal
Senior Project Manager Trade Fairs and Events
- Phone: +49-711-722322-60
- Email: s.pitzal@dgnb.de
![Nathalie Schadt](/filestorages/address_images/_processed_/2/9/csm_136305_2d29a1e1c6.jpg)
![Mieke Schleife](/filestorages/address_images/_processed_/6/e/csm_168441_a1aa58e47a.jpg)
![Christine Schröder](/filestorages/address_images/_processed_/c/7/csm_143541_c85752598e.jpg)
![Julia Treiber](/filestorages/address_images/_processed_/7/4/csm_187531_45cfef2bc7.jpg)
Julia Treiber
Project Manager Trade Fairs and Events
- Phone: +49-711-722322-29
- Email: j.treiber@dgnb.de
![Simone Vaihinger](/filestorages/address_images/_processed_/d/6/csm_111642_9da59a8e4b.jpg)
![Paulė Voß](/filestorages/address_images/_processed_/4/1/csm_179865_ad87c8e9be.jpg)
![Marlen Wörz](/filestorages/address_images/_processed_/0/9/csm_196886_537544ba84.jpg)
![Lea Wulf](/filestorages/address_images/_processed_/c/3/csm_199671_165062ca48.jpg)
Research and Development
![Dr. Anna Braune](/filestorages/address_images/_processed_/f/2/csm_32284_e0e4f1c963.jpg)
![Dr. Kathrin Quante](/filestorages/address_images/_processed_/d/b/csm_136304_dc3c86b54c.jpg)
![Miriam Laudien](/filestorages/address_images/_processed_/a/c/csm_187529_9969095a05.jpg)
![Isa Raus](/filestorages/address_images/_processed_/b/e/csm_188619_3c34afc16c.jpg)
![Carla Schweizer](/filestorages/address_images/_processed_/8/d/csm_165899_3ce17142ee.jpg)
Carla Schweizer
Project Manager Research Projects
- Phone: +49-711-722322-90
- Email: c.schweizer@dgnb.de
![Eva-Maria Stumpp](/filestorages/address_images/_processed_/6/e/csm_183317_aada42bf31.jpg)
![Isabell Viola Wellstein](/filestorages/address_images/_processed_/d/d/csm_179864_faa4a03bee.jpg)
Isabell Viola Wellstein
Project Manager Research Projects
- Phone: +49-711-722322-46
- Email: i.wellstein@dgnb.de
Network and Consulting
![Dr. Stephan Anders](/filestorages/address_images/_processed_/7/2/csm_24586_6fd5d59bb9.jpg)
![Matthias Schäpers](/filestorages/address_images/_processed_/c/3/csm_170184_de8e0b8661.jpg)
Matthias Schäpers
Manager Initiatives and Climate Positive Cities
- Phone: +49-711-722322-95
- Email: m.schaepers@dgnb.de
![Christian Bergmann](/filestorages/address_images/_processed_/4/6/csm_165897_a6a0c7a3da.jpg)
![Hannah Bühr](/filestorages/address_images/_processed_/d/c/csm_204531_5957330eeb.jpg)
![Svenja Dickmann](/filestorages/address_images/_processed_/e/6/csm_199673_724e04a575.jpg)
![Annelie Günther](/filestorages/address_images/_processed_/5/8/csm_201748_cb19cae179.jpg)
![Ursula Schehrer](/filestorages/address_images/_processed_/9/2/csm_12202_55129df12c.jpg)
Ursula Schehrer
Senior Consultant Certification Districts
- Phone: +49-711-722322-77
- Email: u.schehrer@dgnb.de
![Karen Sternsdorff](/filestorages/address_images/_processed_/4/b/csm_12157_50318420da.jpg)
Karen Sternsdorff
Senior Consultant Certification Buildings
- Phone: +49-711-722322-33
- Email: k.sternsdorff@dgnb.de
![Jasmin Uhrig](/filestorages/address_images/_processed_/1/4/csm_204532_75e940aead.jpg)
DGNB Academy
![Maresa Schmid](/filestorages/address_images/_processed_/a/f/csm_95769_3993a4ea6f.jpg)
![Mario Schneider](/filestorages/address_images/_processed_/b/6/csm_47462_b3659cada3.jpg)
![Ingrid Höll](/filestorages/address_images/_processed_/e/0/csm_182255_55d1149e0e.jpg)
![Anna-Lisa Kölblin](/filestorages/address_images/_processed_/0/e/csm_100167_035404f8d7.jpg)
Anna-Lisa Kölblin
Further Education Certification Experts
- Phone: +49-711-722322-178
- Email: al.koelblin@dgnb.de
![Alexandra Riemann](/filestorages/address_images/_processed_/d/a/csm_204759_e75d795b8b.jpg)
![Gert Ritter](/filestorages/address_images/_processed_/9/2/csm_187530_93f57daa02.jpg)
![Sayli Sanjay Sarolkar](/filestorages/address_images/_processed_/1/0/csm_151660_796d546ecb.jpg)
![Maria Tobulidou](/filestorages/address_images/_processed_/6/9/csm_199778_70fd8d7d3c.jpg)
![Dagmar Wolf](/filestorages/address_images/_processed_/2/d/csm_183318_ceb77eaf46.jpg)
![Maya Worm](/filestorages/address_images/_processed_/0/8/csm_176006_751298158e.jpg)
![Eda Yilmaz](/filestorages/address_images/_processed_/9/4/csm_187532_59ded30a2e.jpg)
![Elena Zuliani](/filestorages/address_images/_processed_/0/2/csm_170182_b35660090c.jpg)
DGNB Certification
![Ralf Pimiskern](/filestorages/address_images/_processed_/5/c/csm_174514_7c553b1886.jpg)
![Alina Bujtas](/filestorages/address_images/_processed_/0/0/csm_204527_31495f480f.jpg)
![Alice Gerstner](/filestorages/address_images/_processed_/a/8/csm_157962_7ea8bc3e4e.jpg)
Alice Gerstner
Consultant Certification Buildings In Use
- Phone: +49-711-722322-80
- Email: a.gerstner@dgnb.de
![Melinda Juhasz](/filestorages/address_images/_processed_/b/a/csm_204760_929d0f5ec8.jpg)
![Melisa Körükmez](/filestorages/address_images/_processed_/5/8/csm_140881_e5f4e72668.jpg)
Melisa Körükmez
Consultant Certification Buildings In Use / DGNB Navigator
- Phone: +49-711-722322-52
- Email: m.koeruekmez@dgnb.de
![Archie Parakh](/filestorages/address_images/_processed_/c/4/csm_189979_daa521b9fe.jpg)
![Yvonne Potyka](/filestorages/address_images/_processed_/e/a/csm_195406_b06753490a.jpg)
![Simone Schäfer](/filestorages/address_images/_processed_/0/7/csm_204529_430b7363bb.jpg)
![René Traunspurger](/filestorages/address_images/_processed_/7/7/csm_14435_f4dbea4557.jpg)
René Traunspurger
Senior Consultant Certification Buildings
- Phone: +49-711-722322-49
- Email: r.traunspurger@dgnb.de
Certification Body
![Markus Kelzenberg](/filestorages/address_images/_processed_/a/a/csm_58838_559f874d6f.jpg)
![Levan Ekhvaia](/filestorages/address_images/_processed_/d/e/csm_25280_8478cf4267.jpg)
![Angelika Bandke](/filestorages/address_images/_processed_/3/a/csm_7343_d3ac8e946b.jpg)
Angelika Bandke
Senior Consultant Serial Certification
- Phone: +49-711-722322-44
- Email: a.bandke@dgnb.de
![Helen Brinschwitz](/filestorages/address_images/_processed_/b/d/csm_199596_ec029dc947.jpg)
Helen Brinschwitz
Certification Administration
- Phone: +49-711-722322-127
- Email: h.brinschwitz@dgnb.de
![Sarah Dieter](/filestorages/address_images/_processed_/0/5/csm_55361_70493ad889.jpg)
![Sebastian Künzer](/filestorages/address_images/_processed_/5/4/csm_172770_c56a185065.jpg)
![Katrin Löchner](/filestorages/address_images/_processed_/8/b/csm_179861_11914491f2.jpg)
![Shizhe Ma](/filestorages/address_images/_processed_/6/1/csm_56507_c47724df20.jpg)
![Sreeparna Mitra](/filestorages/address_images/_processed_/3/7/csm_183315_0893f9a298.jpg)
Sreeparna Mitra
International Certification and Trainings
- Phone: +49-711-722322-88
- Email: s.mitra@dgnb.de
![Daniel Neuhaus](/filestorages/address_images/_processed_/c/0/csm_183316_5c6feefe3c.jpg)
![Anna-Maria Pfeil](/filestorages/address_images/_processed_/e/a/csm_16632_b2ea46b72c.jpg)
![Christian Raich](/filestorages/address_images/_processed_/a/0/csm_205827_695e0e0d5a.jpg)
![Dr. Consolata Russelli](/filestorages/address_images/_processed_/b/8/csm_9336_e63c730b1f.jpg)
Dr. Consolata Russelli
Senior Consultant Multiple Certification
- Phone: +49-711-722322-177
- Email: c.russelli@dgnb.de
![Femke Siebrecht](/filestorages/address_images/_processed_/1/c/csm_104671_a92cddc602.jpg)
![Tina Schindler](/filestorages/address_images/_processed_/5/0/csm_196888_a2e73e05b5.jpg)
![Andrea Schwitalla](/filestorages/address_images/_processed_/0/d/csm_13058_9fb24687c8.jpg)
Andrea Schwitalla
Senior Consultant Multiple Certification
- Phone: +49-711-722322-85
- Email: a.schwitalla@dgnb.de
![Theda Witte](/filestorages/address_images/_processed_/4/6/csm_171284_69e3be6887.jpg)
Theda Witte
Certification Infrastructure and construction areas
- Phone: +49-711-722322-59
- Email: t.witte@dgnb.de
Digitalisation
![Janine Gölz](/filestorages/address_images/_processed_/1/b/csm_111640_a984e92900.jpg)
![Laura Finkele](/filestorages/address_images/_processed_/d/3/csm_126514_e3f9dbf147.jpg)
![Clara Finzel](/filestorages/address_images/_processed_/1/6/csm_198034_5ca2f6a2f0.jpg)
![Diandra Hermann](/filestorages/address_images/_processed_/9/a/csm_202828_d5558379de.jpg)
![Witali Riffel](/filestorages/address_images/_processed_/7/8/csm_141399_71fc61c2b4.jpg)
![Sarah Zenk](/filestorages/address_images/_processed_/b/a/csm_189533_0a479355da.jpg)