Our Team

Meet the international team at Spielfeld Digital Hub.

Anna Ohlsen-Mangold
Managing Director

Anna Ohlsen-Mangold serves as Managing Director at Spielfeld and as Principal at Roland Berger's Digital Competence Center. Anna has over ten years of strategy consulting experience and specializes in digital transformation and business modeling. Anna herself is a founder and entrepreneur, making her a perfect fit to be a part of Spielfeld’s highly innovative and digitally-focused management team.

Michael Hoffmann
Managing Director

Michael is co-founder and fellow Managing Director of Spielfeld Digital Hub. In parallel he also runs the Visa Innovation Centre Berlin, the innovation lab of Visa Europe, located within the walls of spielfeld. He evaluates and tests new ideas and solutions to help define the payments landscape of the future.

Björn Grindberg
General Manager

As Spielfeld’s General Manager Björn is responsible for all operations at the hub. He is firmly established in the startup industry and knows the ins and outs of scaling startups internationally. When he's not at Spielfled, Björn enjoys scuba diving - he's even a trained instructor!

Marie Kowollik
Member & Operations Lead

Marie is our super woman aka Member & Operations Lead. A team member since 2016 (alter Hase), the studied Political Scientist knows everything and everyone at Spielfeld. She also serves as our Health & Safety Representative and as Climate Officer. We rely on her experience and balancing nature. To keep up her own balance, the nature lover is regularly active in environmental and social activities. Green thumbs up!

Selina-Claire Woloschanowski
Office & Feelgood Manager

Truly well connected and experienced in the Berlin digital landscape, Selina is now Head of our Welcome Desk. Her job includes the team lead and feel good management. She is a well-humored, kind person and makes friends with everyone she meets. When not sharing and caring, she likes to put the dancing shoes on, preferably her ballet shoes. Grand-plié.

Claudia Klune
Senior Event Manager

Since moving to Berlin in 2008 to study Social Sciences, Claudia has worked as a Research Assistant and as a freelancer in event management. At Spielfeld she is responsible for the execution of a variety of different events, working with the clients to help them realise their ideas regarding conferences, seminars, networking-events and workshops.

Dorottya Szep
Senior Event and Partnerships Manager

Dori's role at Spielfeld combines her experience in event management and her interest in technology. She moved to Berlin from Budapest and has worked on several different projects since then, which enabled her to make great connections around the city. Her aim is to help Spielfeld build an excellent reputation within not only the Berlin but also the European tech community.

John Michael
Graphic Designer

John Michael is responsible for all things visual at Spielfeld. Originally from Australia, he moved to Berlin to pursue the life of a freelancer. When he is not in the zone solving design problems, he can be found creating our brand look and feel.

Kiera Senst
Marketing & Communications

Kiera serves as Spielfeld's Marketing & Communications Manager. She moved to Berlin from the United States in 2010 after completing a double bachelor degree in pre-law and political science. She's worked in a variety of industries and has over 12 years of communications and marketing experience.

Laura Stockhaus
Welcome Desk & Office Manager

Laura is responsible for creating unforgettable moments and keeping the day to day going at Spielfeld. The (true!) Berliner has a professional training in event management - just watch her multitasking and you know you’re in good hands. Her tough management style comes along with a warm nature - we're lucky to have Laura on board.

Paul Vogel
Finance & Controlling Officer

Paul is responsible for finance and controlling at Spielfeld. His friendly outgoing personality, mixed with a true Berlin humor, makes him the perfect person to meet first thing in the morning.

Ishita Sehgal
Working Student

Ishita was born and raised in India (the land of colors), but her heart is set in Germany. She came to Europe to study medicine but found herself loving computer science. She works at Spielfeld supporting both the office and event teams as a working student. She enjoys paving and exploring her way in Berlin – finding what the city has to offer her.

Beyza Kizilkaya
Working Student

Beyza was born and partly raised in the beautiful city of Berlin. She is an aspiring law student and supports the Spielfeld team as an Event Assistant. In her free time she enjoys finding new food spots in Berlin and excelling at archery. 😉

Prof. Dr. Björn Bloching
Senior Partner & Global Head of Digital Activities, Roland Berger

Björn is a founding father of Spielfeld Digital Hub. He is both a senior Partner and global head of digital activities for Roland Berger. He specialises in big/smart data and quantitative marketing.

Per Breuer
Partner & the Head of Global Human Resources, Roland Berger

Per is a Partner and the Head of Global Human Resources at Roland Berger. His projects have covered everything from change management and education to training, the consequences of demographic change and combining career & family.

Stephen McCue
Director, Commercial Law, Visa

Stephen is a very business focused lawyer with deep experience in technology and innovation. He currently leads Visa Europe’s Commercial Law team and was responsible for the Spielfeld Digital Hub partnership with Roland Berger.

Tobias Czekalla
Country Manager Germany, Visa

Tobias Czekalla is Country Manager Germany for Visa. He has over 20 years of experience in payments and telecommunications, and has led a variety of international teams and projects from the UK and Germany. His areas of expertise include digital marketing and innovation, business development and strategic partnerships.

Dr. Jochen Ditsche
Senior Partner Digital, Roland Berger

Jochen is a senior Partner in the Digital Competence Centre of Roland Berger. An expert in digitization processes, Jochen has been advising clients across a wide range of industries since 2008, including telecommunications, financial services and automotive. He specializes in establishing new sales strategies.

We are always on the lookout for passionate industry professionals to help us grow. Send us an email if you think you could be a great fit for the Spielfeld team!