Gizem Adıgüzel Özmen completed her undergraduate education at Ankara University Faculty of Law between 2009 and 2013. Following her university education, in 2014, she started her master's degree at the Ankara University Institute of Social Sciences, Department of Private Law, Civil Law Division. She wrote her master's thesis on "Annulment of General Assembly in Independent Sports Federations." Additionally, since 2019, Gizem Adıgüzel Özmen has been actively working as a registered mediator under the Ministry of Justice.

After completing her master's degree, Gizem Adıgüzel Özmen continued her professional career in Ankara. Her professional experiences primarily revolve around sports law, commercial and corporate law, including providing consultancy services to companies, e-sports law, start-up law, and disputes related to general private law.

She obtained a certificate in "Sports Law Practice: Lex Sportiva and Sports Jurisdiction" from Kadir Has University. She participated in a panel organized by the Turkish National Olympic Committee on "Competition Safety and Arbitration in Sports." She continues to speak at conferences in the field of sports law and works towards the advancement of the field. Additionally, she serves as the vice president of the Sports Law Division Council of Ankara Bar Association.

Since 2015, she has been a member of the Legal Committee of the Turkish Ice Hockey Federation, since 2016, a member of the Disciplinary Committee of the Turkish Motorcycle Federation, since 2018, a member of the Legal Committee of the Turkish Modern Pentathlon Federation, from 2019 to 2023, a member of the Legal Committee of the Turkish Esports Federation, and since 2020, a member of the Legal Committee of the Turkish Taekwondo Federation.