Costeas-Geitonas School is a Greek private school which was founded in 1981. It is situated in the suburb of Pallini, in the province of Attica. The school includes a kindergarten, elementary school, middle school and high-school (including an International Baccalaureate department). It is a day school which operates from 8:00 to 17:30.
Costeas-Geitonas School is a multi-dynamic and multi-level school and has been an IB school since April 1994. The head of the school is Christos C. Geitonas. The school is open to male and female students and pupils at this school usually take IB and Greek Panhellenic exams in May and June of each year.
It is one of the most prestigious schools in Greece with great social character and activities. In addition, Costeas-Geitonas School is an authorized World School which has IB's PYP, MYP and DP. Finally, CGS is an official Juventus Soccer School and it organizes its own MUN conference every December since 2006. Costeas-Geitonas School has over 1.300 students and 300 staff. It's one of the biggest schools in Greece.