On 22 December 2008, on the invitation of the Association of Managers, Šabac, the IES delegation - Srdjan Redžepagić, PhD, Chief Executive Officer, Živka Pržulj, PhD, IES Associate and Saša Stefanović, MA, IES Researcher, participated at the ceremony, organized on the first jubilee of the Association. Zoran Janković, the President of the Association and Srdjan Redežepagić, IES Chief Executive Officer, signed the Agreement on Cooperation and thus opened new possibilities for future successful cooperation.