Henk Mariman has been involved in amateur soccer for a number of years. He took a job as youth trainer at Belgian premier club Sporting Lokeren. Here he also handled the match analysis for the first team. Presently, he is head youth trainer for another Belgian premier League side, Germinal Beerschot, which has a close philosophical relationship with Ajax Amsterdam, sharing many of the legendary Dutch club's ideas on training youth players. He is a frequent contributor to the Dutch coaching magazine De VoetballTrainer and organizes coaching clinics throughout Holland and Belgium.