Henri Stoer played his first game for Nijmegen as a 15 year-old youngster in February 1980. In that memorable game he scored his first goal ever for Nijmegen. Already the next year he became a solid member of the Nijmegen-squad.
Henri Stoer started playing icehockey in Nijmegen when he was only 4 years old. Charles Ewing, during that period goalie of Nijmegen, made him enthusiastic for the sport. Stoer started out in a youth-team coached by Alex Andjelic together with the likes of Ben Tijnagel and Robbert Prick Van Wely.
He played the following 19 years for Nijmegen. Strong skills always were his allround playing style and skating in addition to being an excellent teamplayer and fore- and backchecker.
From 1990 to 1994 he completed a line with Theo Kruger and Tommie Speel, being a solid scoring-line with Nijmegen. Henri Stoer was one of the players who stayed to help out Nijmegen after 1994. He stayed at the club when the club was down and was one of the players who helped rebuild it. Henri Stoer played a total of 588 games for Nijmegen during his, record, 19-year stay at the club scoring more than 200 goals. He assisted on a goal more then 290 times and received about 420 penaltyminutes. He coached Nijmegen during one campaign together with former Rotterdam-coach Dan Cameron and became champions in 1999. With Nijmegen Stoer became champion of Holland 6 times, 5 times as a player. He played his entire career for Nijmegen.
Henri Stoer was also a respected member of the Holland-team for a long period, playing a total of 73 international games for The Netherlands in which he scored 26 points.