This number rises to 9,327 when the retractable seating is fully extended, allowing for a versatile setup that suits sports events, concerts, and other large-scale gatherings.

[6] After the 2004 Athens Summer Olympics, the venue became the site of various television productions, including the Greek version of the reality show So You Think You Can Dance.

[11] The strategic goal is to create a new cultural identity and brand name for the wider region, with the long-term aim being the redevelopment of the surrounding area of the Olympic Center.

Serbian player Stevan Jelovac, who played for AEK Athens before his sudden death, was honored by the club with a gesture meant to stand the test of time.

[12] The SUNEL Arena hosted two crucial FIBA World Cup 2023 qualifying matches for Greece's men's national basketball team.

The arena, a former Olympic facility, is set to become the first in Greece to achieve a zero carbon footprint as part of a long-term sustainability project.The five-year agreement, running through 2029, reflects AEK's environmental commitment, with an option to extend the deal for an additional 10 years until 2039.

Those using public transport can take the suburban railway (Proastiakos) to Ano Liosia Station and then transfer to bus line 749 that stops outside the Olympic Hall.

[21] A week later, on November 23, the arena transformed for its debut techno event, featuring Amelie Lens and KI/KI, supported by Greek DJs.

[22][23] In February 2024, Greece faced Romania in the Davis Cup World Group I playoffs at the Ano Liosia Olympic Hall, marking a critical match for the Greek team.

The Tsitsipas brothers overcame an initial set loss to win the match 6-7(4), 6-3, 6-4, sealing Greece’s spot in the World Group I for only the second time in its history.