Our passion is to inspire, connect and develop

Geke Rosier started RightBrains in April 2014. Her dream is that in ten years digital technology will be viewed as a field with many career opportunities for everyone, also for women. “We need to get rid of the idea that technology is something for an exclusive group of left-brained men”.

Geke Rosier is responsible for the business development and continuity of RightBrains. As a marketing strategist, she advises organisations in to the area of Business IT alignment. Her passion is to enable organisations to improve their ability to innovate and change. She believes in diversity because research shows that more diverse companies produce better results and are more innovative. Critical by nature, she challenges her discussion partners to look at things in a different way.


Tessa van Balen, as client relationship manager, is responsible for the collaboration with our partners. Her passion is bringing people together by listening, communicating and coordinating. Her style is solution-oriented and enterprising. Tessa is certified in the Management Drives methodology. She uses it to advise professionals and organisations for determining the right match and team composition. Tessa is a valuable professional for her partners.


Kim van der Hoek has a proven track record in building authentic client relationships and creating sustainable business. She has a keen eye for collaboration opportunities between people and organisations. As Partner and Alliance Manager for RightBrains, Kim is always on the lookout for companies that stand out of the crowd and have diversity in digital technology high on their management agenda.

Eva Käller, as junior communication specialist, is responsible for activities concerning Eva Kallercommunity management. She is an energetic, result oriented and binding young woman with digital ambitions. Eva is a third year Lifestyle informatics student at the Vrije Universiteit Amsterdam. Her aim is to inspire, expand and activate the RightBrains network.

As a writer and contributor to the RightBrains Career Guide, Samantha aims to empower young women to pursue technology careers.
By sharing the stories of role models and showcasing the many different paths within digital technology, she hopes to change perceptions about who belongs in IT and promote an inclusive culture.

Fleur Kriegsman is a young entrepreneur with a passion for social media. As a freelance social media manager, her aim is to reach as many RightBrainers as possible with interesting stories on our social media channels.


Jop Duyn is a young entrepreneur inspired by the digital revolution. His company Visionary Minds makes video’s for online usage. Being a creative, passionate and hardworking entrepreneur Jop adds great value to our team. His main goal is to make beautiful video’s that will inspire women to pursue a career in digital technology. Jop does this by translating our mission into a compact and entertaining piece of art.