Martijn is Elite Athlete Coördinator (racedirector) for the next races:
- Weir Venloop at Venlo, The Netherlands (half marathon): 26th of March 2023
- Stadsloop Appingedam at Appingedam, The Netherlands (10 km): 24th of June 2023
©Ted Boots for Weir Venloop
In the past he organized the elite fields for:
- Groningen Stad Marathon at Groningen, The Netherlands (marathon) in 2007 and 2008
- Marathon van Leeuwarden at Leeuwarden, the Netherlands (marathon) in 2010
- Loop Leeuwarden at Leeuwarden, the Netherlands (half marathon) in 2011
