John Michael Swaab

John Michael Swaab

Event Director at

John is founder, owner and CEO of The Portal, the publishing company behind PromZ and event manager of The Supplier Days.

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About Het Portaal Publishers

We at Het Portaal provide trade information in a number of marketing and communications segments. Especially for Marcom media that are not mainstream; the niche of the niche. This makes us the specialists in our fields. Knowledge that we like to share with you for free and as much as possible. And for this we also use various media, such as websites, magazines, events, social media and newsletters.

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