Grom Practical Shooting Club was founded on January 18, 1995. The initiators and the founders of the Club were Toni PROVIĆ (Zeljko's father), Vojkan IVIĆ i Nebojša PEROVIĆ. The Club now has 25 members. 12 members are regular contestants and the Club is constantly participating in tournaments in divisions Revolver and Production (in 2009 the Club will have representatives in Open).
Grom is a member of IDPA and IPSC and is one of the founders.
