Staff

Dr. Ahmad Abu-Alkheil is a Professor of Finance and Accounting at Gisma University of Applied Sciences.

Mostafa Hussein is a Visiting Lecturer at Kingston University Business School with over 10 years of international experience in Global Financial Markets, Consulting and Advisory Services. He has taught a variety of modules in Finance, Banking, Accounting, and Business Administration at UG and PG level across different Business Schools in the UK and Germany.

Prof. Dr. Ralf Frank is a Professor of Organisational Transformation at Gisma.

Claudia Wittman teaches Corporate Reporting and Academic Writing. After studying in Mannheim and Kiel in Germany, Iceland and California, she obtained a master’s degree in the US and has taught in Germany, Japan, the US, Mexico, and New Zealand. Previously, she worked as a Lecturer at the Berlin School of Economics and Law (Hochschule für Wirtschaft und Recht) and her academic focus lies in Business Administration and Finance. Her professional work has seen her spend time in Iceland, Germany, Central America and the USA.

Saud Ahmad holds a master’s degree in International Business from London Metropolitan University.

Prof. Dr. Sara Ravan Ramzani is a distinguished Senate Member and Head of the Business Department at Gisma University of Applied Sciences. With extensive experience as a Principal Lecturer, Programme Director, and Postgraduate Director at prestigious institutions across Berlin, Malaysia, the UK, and Singapore, she has established herself as a highly regarded academic and industry advisor.

In January 2022, Tilmann relocated to the Berlin-Brandenburg area working now as Professor for International Business Management at Gisma University of Applied Sciences in Potsdam. 

Prof. Dr. Varun Gupta is a Professor at Gisma University of Applied Sciences, Potsdam, Germany. He also serves as the Head of the Multidisciplinary Research Centre for Innovations in SMEs (MrciS) at Gisma.

Nicolo is a dynamic sales leader, esteemed startups advisor, and a distinguished Marketing Professor, recognized for his expertise in scaling businesses and driving innovation in the digital realm. With a proven track record as an ex-startup founder, he has secured funding from industry giants like Sequoia and notable angel investors such as Jason Calacanis, marking his entrepreneurial journey with remarkable success.