Alphabetically listed:

Association of Dutch Designers (BNO)
> Board member

Creative City Lab
> Creative advisory board member

Project Dreamschool/Dreamschool Foundation
> Founder, chairman

Interactive/Media/Design at the Royal Academy of Art / Koninklijke Academie van Beeldende Kunsten (KABK)
> Founder/coordinator/lecturer

Knowmads
Ambassador

Mastermundo creative gathering
> Founder/creative director

Out of Office 404 Network
> Network member

PICNIC
> Creative director

Texelse Boys Foundation
> Founder/chairman/creative director

For more details, check my LinkedIn profile.