The OLTIS Group managing director, Ing. Štefan Mestický, celebrated his anniversary 50th birthday On 26 February. The celebratory event took place at the historic building Fort XVII in Křelov u Olomouce (historic military fortification built during the reign of Emperor Franz Joseph I. in the years 1851-1854). The honouree welcomed his friends and business partners there. The whole event program was lead in a contemporary fashion.