Attila Szalay-Berzeviczy, who served as the three-time elected president of the Budapest Stock Exchange between 2004 and 2008, currently holds positions as the CEO of Erste Investment Zrt. and as an international capital markets senior advisor at Ernst & Young. He is also the chairman of the board of trustees for the Hungarian Sport for All Foundation (BOM), and a guest lecturer at the School of Economics of the Mathias Corvinus Collegium (MCC).

In addition to these roles, he is the author of the two-volume book titled "In the Centenary Trace of the Great War – From Sarajevo to Trianon," published in 2022–2023. For his public service, he was awarded the Knight's Cross of the Order of Merit of the Republic of Hungary by President László Sólyom on August 20, 2008.

Formerly an athlete in pentathlon and following in the footsteps of his great-grandfather Dr. Albert Berzeviczy, the founding president of the Hungarian Olympic Committee, Attila has been committed to Hungarian sports and the cause of the Budapest Olympics. In November 2005, along with fifteen leading Hungarian companies and over a hundred prominent personalities, he co-founded the Budapest Olympics Movement (BOM), a non-profit civil association, and in 2012, the Hungarian Sport for All Foundation, of which he has been president since.

From 2005 to 2012, he served as vice president and then co-president of the Hungarian Fencing Federation, and as a member of the Hungarian Olympic Committee (MOB), he supported the Hungarian Olympic team. From 2015 to 2017, he served as an international ambassador for the Budapest 2024 Olympic bid and as a member of the Olympic Patrons Committee of the Budapest 2024 Application Committee, helping to promote the goal of bringing the Olympics to Budapest. From 2017 to 2021, he served as an advisor to the president of the MOB and as the first president of the Budapest Olympics Committee, supporting Hungarian sports and the Budapest Olympics plan.