Simon grew up in the Philippines to a German mother and Filipino father. Early on he took to running and hiking. After he got his degree in London, he moved back to the Philippines to work in the software industry. Since 2010, he has moved on to be an independent financial adviser which allows him to work from any place with a decent internet connection. While at university, he fell in love with rock climbing and has been an active climber and climbing instructor. In the last five years, Simon has also gotten into running ultra marathons in the mountains and paragliding.