[9] The foundation is one of the largest in Europe, using its assets to create scholarship and prize programs, build the $75 million Onassis Cardiac Surgery Center in Athens (designed by London-based hospital architect Llewelyn Davies), endow Greek studies chairs at universities, and support other projects.
The first international affiliate Onassis Foundation, now known as OnassisUSA, was established in New York City to disseminate information about Hellenic civilization throughout North and South America.
[11][12][13] Onassis Stegi's artistic programming addresses issues of democracy, social and environmental justice, racial and gender equality, and LGBTI+ rights.
[33] Moreover, the Foundation provided financial support to organizations such as ELPIDA and the Hellenic Society for the Protection and Rehabilitation of Disabled Children (ELEPAP).
[37] The same year (1978) the Foundation established international awards, which were handed out to individuals and organizations in the fields of culture, social achievement and the environment.
[38][39][40] Since 2010, the Onassis Foundation has implemented a series of educational programs for children, adolescents, schools, adults, and teachers, including creative music courses, digital applications, seminars, mixed dance lessons for people with and without disabilities etc.
[41] Moreover, the Foundation has been organizing nationwide workshops and various educational activities for children with either motor difficulties or autism spectrum disorder (ASD).