 Stamenić left Olympiacos in the summer of 2000 and became the team's new head coach.Olympiacos had a very successful season, winning both the Greek League and the Greek Cup and becoming the first ever Greek club to reach the LEN Champions League final.In the semi-final of the in Dubrovnik, they beat Italian powerhouse CN Posillipo with 7–6 and reached the final of the competition.