Staff

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

Roy joined the faculty of GEM in August 2000, he later became the Dean and Academic Director of GEM’s London campus in 2015.

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.

Dr. Renata Thiébaut is Professor of Marketing at Gisma University of Applied Sciences and brings an impressive combination of academic excellence and global practical experience.

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

Abeera has over a decade of experience in academic and quality management within the higher education sector. Coming from a background in humanitarian jurisprudence and commercial law, Abeera worked as a lawyer before joining Global University Systems (GUS) in 2009.

Gayatri joined the International Student Support department in 2019. She assists students by providing advice on international immigration. Gayatri holds a Master’s in International Tourism Management and previously worked for major corporations such as GROB-Werke, Thomas Cook and Flight Centre. She holds a Bachelor’s in Commerce with a specialization in Management and is originally from Mumbai, India.

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.