From top-tier professionals to the next generation of stars, our network continues to expand - driving measurable impact across Europe’s elite football landscape.
48
PLAYERS MANAGED
15
TIER 1 PLAYERS
€45M+
TOTAL CLIENT VALUE
A Roster That Speaks for Itself.
From top-tier professionals to the next generation of stars, our network continues to expand - driving measurable impact across Europe’s elite football landscape.
48
PLAYERS MANAGED
15
TIER 1 PLAYERS
€45M
TOTAL CLIENT VALUE
Representing Europe’s Elite Athletes.
Our leading players set the benchmark for excellence on and off the pitch. From international competitions to top-tier leagues, they embody the discipline, ambition, and consistency that define OIS.
Representing Europe’s Elite Athletes.
Our leading players set the benchmark for excellence on and off the pitch. From international competitions to top-tier leagues, they embody the discipline, ambition, and consistency that define OIS.
Charalampos Kostoulas
CHRISTOS MOUZAKITIS
Chiquinho
Costinha
Thanasis Androutsos
Giannis Theodosoulakis
Konstantinos Kostoulas
Stavros Pnevmonidis
Argyris Liatsikouras
Thodoris Zoulias
Antzelo Sina
Vasilis Prekates
Erik Hamza
Theofilos Kakadiaris
Giorgos Agapakis
Beyond our established roster, OIS supports a new generation of athletes making their mark across Europe. Each player is guided with the same precision, mentorship, and ambition that define our agency’s foundation.
Rising Talent, Same Standard of Excellence.
Rising Talent, Same Standard of Excellence.
Beyond our established roster, OIS supports a new generation of athletes making their mark across Europe. Each player is guided with the same precision, mentorship, and ambition that define our agency’s foundation.
Giorgos Kouraklis
Giannis Rolakis
Angelos Argyriou
Giorgos Siozios
Nikolaos Avramoulis
Konstantinos Lagoudakis
Konstantinos Theocharis
Sarafis Papasarafianos
Stefanos Tsantilas
Grigoris Papadopoulos
Christoforos Lazaridis
Argyris Panayiotou
Thanos Dimitrakopoulos
Empowering the Next Generation of Women
OIS proudly represents a growing roster of female athletes shaping the future of the sport.Their talent, discipline, and leadership redefine what it means to compete - inspiring the next generation to aim higher.
Empowering the Next Generation of Women
OIS proudly represents a growing roster of female athletes shaping the future of the sport.Their talent, discipline, and leadership redefine what it means to compete - inspiring the next generation to aim higher.
Eirini Manoukaraki
Anastasia Spyridonidou
Konstantina Xylouri
Anastasia Spyridonidou
Eirini Manoukaraki
Konstantina Xylouri
Anastasia Spyridonidou
Eirini Manoukaraki
Konstantina Xylouri
Eirini Manoukaraki
Anastasia Spyridonidou
Konstantina Xylouri
Our network of coaches brings tactical understanding, leadership, and mentorship to every level of the game. Through collaboration and expertise, they shape the foundation for sustained growth and elite performance.
Guided by Experience. Driven by Insight.
Guided by Experience. Driven by Insight.
Our network of coaches brings tactical understanding, leadership, and mentorship to every level of the game. Through collaboration and expertise, they shape the foundation for sustained growth and elite performance.