At the end of his career, Andritsos was the top scorer in Panathinaikos' history, since the A1 Division of the Greek League was formed (since the 1986–87 season), as he had scored 2,088 points.

Andritsos was a member of the senior men's Greek national basketball team.

He was also a member of the Greek team that finished in 6th place at the 1990 FIBA World Championship.

He worked as the coach of Esperos Kallitheas, and the general manager of Panionios.

In 2013, he took the job of general manager of the senior men's Greek national team.