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Calco Group


Information and communication

Foundation Year




Building on the ideas of the TAS Group – an ICT company that went public successfully in 1998 and was sold to PinkRoccade – RenĂ© Scholten, Nico Laan and Jan Gieles founded a new company in 2004. With the same philosophy, similar principles and a formula adapted to modern times, Calco came into being.

Calco is your partner for IT talent. Our talents stand out through strong analytical thinking, ambition and enthusiasm. They ask the right questions and come up with innovative ideas.

Calco thinks and works with you to take an innovative look at your IT issues. We come up with out-of-the-box solutions. Quality is anchored in our DNA. Your needs are always central: we take your point of view to find the best possible solution. That’s the way we do IT. Check out our unique approach.

Top 250 Scale-ups

The Top 250 Scale-ups 2019 (Top 250 Groeibedrijven 2019) is based on our ScaleUp Dashboard, which is an annual research into Dutch scale-ups conducted by our Academic Director and Professor Corporate Entrepreneurship at the Rotterdam School of Management (RSM) Prof. dr. Justin Jansen. 2019 is the third year that the Top 250 Scale-ups (Top 250 Groeibedrijven) is published and it is presented together with nlgroeit.

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