He attended schools in Tunisia, Yugoslavia and Belgium and received his high school diploma in Geneva,[2] where he then went on to study in Belgrade and received his diploma in Mechanical engineering from the University of Novi Sad.

[3] Lalović was the manager of a travel agency and representative of various travel agencies on the Dalmatian coast in Croatia, as well as the manager of a rental car company.

[5][6] On 18 May 2013, Lalović was appointed the position of President of the Serbian Wrestling Federation to serve the final two-years remaining from President Raphaël Martinetti after his resignation.

Since 2015, Lalović has been a member of the executive committee of the World Anti-Doping Agency (WADA).

[4][8] Lalović became a member of the IOC in 2015 and was a part of the Olympic Solidarity Committee.