Johan de Jong started his career in 1974 at the National Police Corps, where he has held various positions at local, regional and national levels. He was a member of the National Employee Council and the Main Board of NPB Police Association. From 1989-1992 he coordinated the private PC project (that revolutionised police automation) and a Corporate Fitness project. In 1992 he left the Police to open his own Lifestyle Centre, after he had followed all required education in the field of entrepreneurship, hospitality, sports and fitness. In 2000 he sold his centre to a Sports and Leisure Group, where he became responsible as C.O.O. for (inter)national expansion, central purchase and operations of 25 both private and public sports - and recreation facilities. With a MBA Sports Management of the University of Groningen, his international career started. From 1995-2005 Johan was a member of the NOC*NSF Dutch Olympic Netwerk. In 2005 he founded the FitXpress circuittraining concept, that was successfully sold after one year. In 2006 he became responsible for Vital People, a Startup and Research project on health interventions and digital health for the Vital Foundation based in Lugano, Switzerland in which renowned research bodies CISS (China Institute for Sport Science, Beijing, China), the University of Bielefeld (Germany) and Philips Research (Eindhoven, The Netherlands) participated. In 2009 he initiated the V-Check health device, which he presented to Sao Paulo Football Club, at a convention in Rio de Janeiro, Brazil and on Sports Technology & Health Science Congresses in Mumbai, Chennai and Kakinada, India. From 2013 to 2017 he was involved in Healthy Cities projects in Paraguay, Costa Rica, Indonesia, India and Switzerland. Currently he is active as a senior consultant for financial and sports organisations and is a member of the Dutch Sports Professional Network. He studied various Martial Arts since 1978, started his own karateclub in 1985, and still teaches classes every week and educates trainers and teachers on a National level. He holds a 6th degree black belt in kyokushin karate and is considered an expert in martial arts and self-defence.