- Autonomous University of Barcelona, Faculty of Education Facultat de Ciències de l'Educació Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Law Facultat de Dret Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Political Science and Sociology Facultat de Ciències Polítiques i de Sociologia Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Psychology Facultat de Psicologia Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Sciences Facultat de Ciències Barcelona (Spain)
- Autonomous University of Barcelona, School of Engineering Escola d'Enginyeria Barcelona (Spain)
- Burgas Free University Бургаски свободен университет Burgas (Bulgaria)
- Burgas Professor Assen Zlatarov University Университет “Проф. д-р Асен Златаров” Burgas (Bulgaria)
- Cyprus University of Technology Τεχνολογικό Πανεπιστήμιο Κύπρου Limassol (Cyprus)
- D.A.Tsenov Academy of Economics Стопанска академия "Д. А. Ценов" - Свищов Svishtov (Bulgaria)
- European Polytechnical University - Pernik Европейски политехнически университет - Перник Pernik (Bulgaria)
- European University - Cyprus Ευρωπαϊκό Πανεπιστήμιο Κύπρου Nicosia (Cyprus)
- Evangelical Theological Seminary in Osijek Visoko evanđeosko teološko učilište u Osijeku Osijek (Croatia)
- Frederick University Πανεπιστήμιο Frederick Nicosia (Cyprus)
- "G. S. Rakovski" National Defence Academy Военна академия "Георги Стойков Раковски" Sofia (Bulgaria)
- International Business School Международно висше бизнес училище Botevgrad (Bulgaria)
- Konstantin Preslavsky University of Shumen Шуменски университет “Епископ Константин Преславски” Shumen (Bulgaria)
- Management, Trade and Marketing College Колеж по мениджмънт, търговия и маркетинг Sofia (Bulgaria)
- Medical University of Plovdiv Медицински университет - Пловдив Plovdiv (Bulgaria)
- Medical University - Pleven Медицински университет - Плевен Pleven (Bulgaria)