Skip to main content
Image: Adventas: The Team

About us

Image: Peter Langner

Peter Langner

Founder & CEO

Peter Langner studied Computer Science at the University of Hamburg.

He became self-employed by founding ADventas Consulting GmbH in 2006. Together with his team he advises and supports export management companies in implementing SAP S/4HANA.

Besides that Peter is a SAP fluencer and head of the DSAG work group Global Trade Management.

When he is not working, Peter loves to play his guitar, read science fiction novels and to spend time with his cats Emma and Bernoulli on the couch.

 

Image: Lawrence Cabac

Dr. Lawrence Cabac

Technical Consultant SAP

Dr. Lawrence Cabac studied Computer Science at the University of Hamburg and also did his PhD there.

He supports our team as a Technical Consultant for SAP GTM, MM and SD.

  


Image: Timo John

Clemens Schnellert

Sales Representative

Clemens Schnellert brings more than 20 years of sales experience from his time at SAP, where he served as an Account Manager and Sales Expert.
Holding a degree in Industrial Engineering and Management from TU Berlin as well as an MBA, he supports ADventas as an external consultant, leveraging his extensive expertise in partner management and sales. He actively contributes to the development of strategic customer and partner relationships.

Image: Timo John

Frank Tycner

Functional Consultant

Frank Tycner brings more than 25 years of SAP experience and extensive expertise in wholesale and international trade. Having spent many years as a Product Manager for Wholesale Distribution at SAP, he has developed an in-depth understanding of business processes in the trading industry, with a particular focus on SAP Global Trade Management.

Frank holds a degree in Economics from the University of Wuppertal, where he specialised in Accounting & Finance and Production Management. His vocational training in wholesale and foreign trade provides a strong practical foundation for his extensive industry knowledge.

At ADventas, Frank puts his deep SAP expertise and process knowledge to work as a Functional Consultant, supporting our customers in their projects. Outside of work, he enjoys broadening his horizons in a different way – exploring the world and discovering new places through his passion for travelling.

Image: Timo John

Markus Urbanek

Functional Consultant

Markus Urbanek holds a PhD in Physics and is one of the key minds behind SAP S/4HANA Global Trade Management. After completing his studies and doctorate in Physics at the University of Dortmund, he joined SAP in 1994. Over more than three decades, he played a pivotal role in shaping key solutions, including Global Trade Management and Settlement Management.

Today, Markus brings his wealth of experience and in-depth product knowledge to ADventas. And when he is not immersed in GTM and trading processes, he enjoys swapping solid ground for the open water, pursuing his passion for sailing.


Image: Sara Maria Langner

Judith Friedrich

Head of Sales & Marketing

Judith Friedrich studied Business Administration at the Freie Universität Berlin. With her expertise in Marketing, Event and Business Development, gathered at different national as well as international workplaces, she supports our team in Marketing and Communications.

Judith loves to travel, especially to Canada. Also there is no better way for her to relax than cutting some fruit trees.

Image: Sara Maria Langner

Esma Görkem

Brand Managerin

Esma Görkem holds a Bachelor’s degree in Fashion Management and a Master’s degree in Media and Communication Management, specialising in Brand Management, both from Macromedia University in Hamburg.

With her background in marketing, strategic brand communication and her passion for creative storytelling, she supports ADventas in Marketing, Communications and Brand Management.

In her free time, Esma enjoys creating visual content, exploring new places and unwinding with music or a walk outdoors. She loves using design and aesthetics to tell stories and bring ideas to life.

Image: Sara Maria Langner

Daria Maksymenko

Functional Consultant

Daria Maksymenko is studying Business Informatics at the University of Hamburg. She supports the ADventas team as a Functional Consultant and is particularly interested in economic relationships and digitalization.

Daria is always open to new experiences. She loves traveling unknown places and meeting new people. In her free time she enjoys doing hip-hop and photography.

 

Image: Sara Maria Langner

Leon Karlau

Technical Consultant

Leon Karlau studies business informatics at the University of Hamburg. He supports the ADventas team as a technical consultant.

Leon enjoys spending time on the beach in Greece, reading crime novels.

kununu TopCompanyBadge 2027 CMYK

                                                                                                      Bildschirmfoto 9 11 2026 122129 adventas.de

ADventas Consulting GmbH
Peter Langner
Kattjahren 6
22359 Hamburg
Germany

Phone +49 (40) 6055 9401
Fax +49 (40) 6055 9400

Mail This email address is being protected from spambots. You need JavaScript enabled to view it.