Prof. Dr.-Ing. Jan Uwe Lieback
Managing Director
The GUTcert team – we are here for you!
From management to our specialised sector teams and all staff positions: You will find the contact person you are looking for here.
And if you would like to join us, we look forward to receiving your application.
Peter Behm
Head of Process Efficiency & Controlling
Jochen Buser
Head of Marketing & Sales | Specialist Management
Yulia Felker
Sales management | Specialist management
Doreen Hildebrand
Head of Human Ressources
David Kroll
Head of Product Development | Specialist Management
Andreas Lemke
Head of Certification Body | IT Management | Technical Management
Juliane Schwarz
Head of Auditor Management
Phone: +49 30 2332021-31
Tatiana Aleksandrova
Executive Assistant
Markus Altenburg
Team Leader
Phone: +49 30 2332021-406
Paul Altmiks
Project Management
Josephine Beck
Project Management
Phone: +49 30 2332021-34
Frieda Becker
Deputy Team Leader | Deputy Specialist Management
Phone: +49 30 2332021-25
Mohamed Ben Fredj
Project Management
Phone: +49 30 2332021-0
Julia Bilyaeva
Project Management
Frank Blume
Product Management | Project Management
Daria Börsing
Project Management
Phone: +49 30 2332021-30
Christiane Breitbarth
Project Management | Techn. Assistance Management
Phone: +49 30 2332021-36
Aline Brewitz
Product Management | Project Management
Phone: +49 30 2332021-56
Ina Burger
Bookkeeping
Anna Büttgen
Product Management | Project Management
Katharina Denocke
Auditor Management
Miroslava Dubinetska
Product Management | Project Management
Nelly Eysholdt
Corporate Communication
Phone: +49 30 2332021-809
Anna Faßbinder
Project Management
Roland Fetzer
Product Management | Project Management
Phone: +49 30 2332021-807
Linda Finkenzeller
Project Management
Thomas Gebhardt
Team Leader | Specialist Management
Tino Günther
Product Management
Phone: +49 30 2332021-82
Marie Hackbarth
Project Management
Tanja Heinecke
Project Management
Phone: +49 30 2332021-19
Ruzena Hesse
Project Management
Florian Himmelstein
Product Management | Project Management
Diana Jung
Auditor Management
Phone: +49 30 2332021-801
Hannes Kaiser
Product Management | Project Management
Sylvia Kastanowicz
Team Leader | Product Management
Phone: +49 30 2332021-37
Heike Kirsch
Auditor Management
Andre Klunker
Product Management | Project Management
Carolin Knitter
Project Management
Phone: +49 30 2332021-88
Aimée Kokam Tchabop
Project Management
Levent Köksal
Project Management
Phone: +49 30 2332021-22
Nilufar Lankarani
Project Management | Inhouse-Seminare
Almut Lieback
Corporate Communication
Phone: +49 30 2332021-70
Andrea Lompa
Project Management
Phone: +49 30 2332021-0
Massiel López García
Project Management
Phone: +49 30 2332021-76
Theresa Lukassowitz
Project Management
Andre Mahnicke
Product Management | Project Management
Phone: +49 30 2332021-33
Annette Möbius
Commercial Assistance
Bruno Moch
Product Management | Project Management
Phone: +49 30 2332021-15
Nicola Mohr
Product Management | Project Management
Thomas Möser
Head of Customer Relations | Team Leader
Phone: +49 30 2332021-64
Andreas Mucha
Team Leader
Cord Müller
Software Developer
Phone: +49 30 2332021-47
Henrik Netzow
Team Leader
Carolin Oala
Product Management | Project Management
Phone: +49 30 2332021-84
Daria Olenew
Project Management
Phone: +49 30 2332021-87
Seán Oppermann
Specialist management | Project Management
Phone: +49 30 2332021-0
Brane Papler
Auditor
Phone: +49 30 2332021-46
Doreen Petry
Project Management
Nicole Petzke
Product Management | Project Management
Tamara Poguntke
Project Management
Phone: +49 30 2332021-55
Susann Radtke
Project Management
Linda Richter
Project Management
Phone: +49 30 2332021-24
Klaus Riech
Senior Software Developer
Phone: +49 30 2332021-805
Jan Russ
Project Management
Phone: +49 30 2332021-73
Claudia Schatz
Project Management
Antonia Schindler
Product Management | Project Management
Phone: +49 30 2332021-13
Katharina Schmeier
Project Management
Franziska Schrader
Project Management
Phone: +49 30 2332021-68
Inga Schultze
Project Management
Phone: +49 30 2332021-0
Charlotte Schulz
Phone: +49 30 2332021-83
Sabine Schumacher
Deputy Leader | IT Infrastructure
Phone: +49 30 2332021-72
Tania Schwarzer
Project Management
Phone: +49 30 2332021-38
Cedric Sell
Project Management
Johanna Sitter
Project Management
Phone: +49 30 2332021-59
Ilja Sonnemann
Project Management
Phone: +49 30 2332021-803
Tim Stauffenberg
Product Management | Project Management
Phone: +49 30 2332021-804
Lewin Steinbauer
Project Management
Phone: +49 30 2332021-69
Jannik Steinborn
Project Management
Sarah Stenzel
Product Management | Project Management
Phone: +49 30 2332021-408
Dimitri Stibane
Project Management
Phone: +49 30 2332021-16
Jan Strahl
Team Leader
Phone: +49 30 2332021-51
Christoph Straßburg
Auditor Management
Phone: +49 30 2332021-45
Bettina Thiele
Human Resources
Phone: +49 30 2332021-60
Viet Duc Truong
Product Management | Project Management
Phone: +49 30 2332021-81
Dominique Jerome Vinzent
Product Management | Project Management
Phone: +49 30 2332021-806
Nicole Wäschke
Project Management
Phone: +49 30 2332021-44
Jelena Windemut
Quality Management
Phone: +49 30 2332021-74
Saskia Wollbrandt
Deputy Team Leader | Product Management
Phone: +49 30 2332021-18
Lisa Ziersch
Product Management | Project Management
Johanna Zimmermann
Project Management
Phone: +49 30 2332021-0
Pucki zu Aleksandrov-Braner
Feel Good Manager