Antonis Gravanis was born in Komotini on September 23, 1981. He is a graduate of the School of Law at the Democritus University of Thrace and the Department of Languages, Literature and Culture of the Black Sea Countries.
He is the founder and partner of Adstrategy, a development consulting firm based in Komotini. Currently, he serves as an Honorary Special Advisor to the Governor of the Region of Eastern Macedonia and Thrace (REMTH) on European Affairs and is the Coordinator of the REMTH Brussels Office.
With a long-standing commitment to local government, he has been an elected City Councilor for 20 consecutive years and is currently the Head of the Major Opposition in the Municipality of Komotini. Additionally, he has served as the President of the Professional and Handicraft Chamber of Rodopi.