Ms. Constantinides was born in Cairo, Egypt. She earned a Bachelor of Education in Physical Education and French Language at McGill University; she received an M.A. in Exercise Physiology from the same institution, an M.Sc. in Sports Administration from Louisville University and an MBA from University of Indianapolis.
Ms. Constantinides is an ACS Athens Alumnus (class of '79) and returned to ACS Athens as a Middle School Physical Education teacher in 1986. She holds the position of Athletic Director since 1998.
Ms. Constantinides was the event manager in a number of International Sports projects, such as the McDonalds Classic in Paris, the NBA Jam Tour in Greece, the NBA 3 x 3 tour in Greece. In addition, she has worked in the Sydney 2000 Olympics, was the Venue and Competition Manager for Softball in the Athens 2004 Olympics and was the appointed Technical Delegate for Softball in the 2008 Beijing Olympics, as well as the venue and sport manager for the Special Olympics that took place in Athens in July 2011. She was the Assistant Technical Delegate of the World Summer Special Olympic Games of 2015 in the sport of softball.
She was a member of the ISST Executive Board from 2006-09, a member of the International Softball Federation Executive Board from 2008-09, is presently on the Executive Board of the SCIS Conference (Sports Council of International Schools) and is the recipient of the “Women and Sport” Award by the International Olympic Committee.
Valia Efstathiou was born and raised in Athens, Greece. She holds a Bachelor Degree in Business Administration with concentration in Marketing Communications from the American College of Greece and a Master's Degree in Sports Marketing and Communication from Ca' Foscari University of Venice and Euroleague Basketball. She has been with the Athletic Department since 2007 and is involved in all aspects of tournament and events organization.
She has also been the JV/Varsity Girls Volleyball and JV Girls Basketball coach for numerous years. On another note, she has a strong interest in digital photography and has recently completed an Advanced Certificate in Web Design with concentration in Digital Photography from Sessions College for Professional Design.
Ms. Grigoria Pateraki was born and raised in Chania, Crete. She attended Lamar University and Texas Woman’s University and holds a Bachelor’s degree in Business Administration.
Ms. Pateraki attended both schools on a full athletic scholarship in basketball and was working for Texas Woman’s University Athletic Department for three years as an event staff member. She was a member of the Greek National team for eight consecutive years and is currently playing for A.O. Dafni Agiou Dimitriou (Greek A1 League).
Ms. Pateraki is currently working as an Athletics & Summer Camp Administrative assistant.