- Academy of Ministry of Internal Affairs Академия на МВР Sofia (Bulgaria)
- Agricultural University – Plovdiv Аграрен университет – Пловдив Plovdiv (Bulgaria)
- American University in Bulgaria Американски университет в България Blagoevgrad (Bulgaria)
- American University of Cyprus Larnaka (Cyprus)
- Angel Kanchev University of Ruse Русенски университет "Ангел Кънчев" Ruse (Bulgaria)
- Autonomous University of Barcelona, "Escola Universitària Salesiana de Sarrià" University School Escola Universitària Salesiana de Sarrià Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Arts and Humanities Facultat de Filosofia i Lletres Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Biosciences Facultat de Biociències Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Communication Studies Facultat de Ciències de la Comunicació Barcelona (Spain)
- Autonomous University of Barcelona, Faculty of Economics and Business Studies Facultat d'Economia i Empresa Barcelona (Spain)
- 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)