From the young age of 18 John took on the challenge of becoming a Lighting Designer and Sound Engineer for 30 years and from the age of 30 he started his company becoming CEO of Mojo Concerts Holland, promoting gigs.  

In 1988 he invented the barriers known as Mojo Barriers and in 2000 he became entrepreneur and co-owner Afas Life Amsterdam.  

In 2011 John took on a new venture with Ziggo Dome Amsterdam.  

He has participated in multiple large domestic tours as the production manager and has overseen set design for numerous stadium shows.  

Currently John is the Production Manager for Metallica on their M72 World tour and looks forward to speaking with you about this topic.