Technical director Siemerink because of a difference of opinion away at KNLTB
Jan Siemerink stops by march 1st, as technical director of the Dutch tennis federation KNLTB. The KNLTB has decided in 2017 expiring contract due to “a difference of insight” not to renew.
Siemerink since January 2007 related to the tennis federation. Ten years ago he started as captain of the Dutch Davis Cupteam, and in 2012 he joined as technical director.