Forum Nuovo Italie
- 2015 - Bologna - Survival of the fittest
- 2006 - Verona - The Ten Commandments for Operators
- 2005 - Verona - Survival of the fittest
China Fit
- 2011 - Chengdu - The Ten Commandments for Operators
- 2012 - Beijing - 4 sessions building and operating a fitnessclub
BodyBiz-Fitness en Wellness Top
- 2012 - Ahoy Rotterdam - De tien geboden voor fitnessondernemers
Diverse 1998-heden
Elsevier, BMC, SPECO, Landelijk Contact, Waterland, ECLC, PSV, Pleasureworld enz.
Diverse van crisismanagement tot de fitnessmarkt in Nederland, booming business!
Diverse gastcolleges Fontys Hogeschool en Hoge School Arnhem
IHRSA
- 1998 - 2008 - 5 presentaties o.a. Show me your Numbers!
REX Roundtables for Executives
- 2014 - Gorizia/Triest - How to operate a Premium Fitnessclub in a difficult market
