Mitarbeiterinnen UND Mitarbeiter

Staff

Our staff have lived, worked and studied in a variety of different countries and speak a number of languages. No matter what industry they have worked in, Gisma’s staff all bring something unique to the organisation.

  • Academic

Mostafa Hussein

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.
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Roy Butcher

Roy Butcher

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

Claudia Wittman

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.
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Nicolò Augusto Manica

Nicolò Augusto Manica

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.
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Tina Roso

Tina Roso

Tina Roso has more than 20 years of experience in the corporate world, specialising in general management, strategic marketing development, brand development and markets development.
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Yannis Salavopoulos

Yannis Salavopoulos

Yannis Salavopoulos is a University Lecturer at Gisma University of Applied Sciences alongside at other German Business Universities. Moreover, he has given seminars, lectures and workshops at other Business Universities in Germany, UK, Switzerland, Greece (e.g. Imperial College London, York University, Geneva Business School and etc.).
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Arvind Sinha

Arvind Sinha

Arvind Sinha is an Electrical Engineer who has been working in Germany for a decade. He transitioned to the field of Advanced Computing and then to management, obtaining MBAs in Marketing Management and Finance and Strategy.
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