About us 

25 years of experience in the field of design, innovation consulting and entrepreneurship

yellow ball sàrl was founded by Jan Glas who is currently the sole shareholder.

Our experience can be converted into a wide range of services and the website offers an overview.

It is difficult to describe exactly what we can do for you and your organisation to add value.

We hereby invite you to contact us for an informal and non-binding discussion.

We look forward to a first encounter.​

Jan Glas

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Lectures, presentations, moderations, participations