- Marnix Academy, University for Teacher Education DEQARINST1766 NL0057 Marnix Academie Utrecht (Netherlands)
- MARTEC - Maritime and Polytechnic College DEQARINST5759 DK0815 Martec - Frederikshavns Maritime uddannelsescenter Frederikshavn (Denmark)
- Martin Luther University DEQARINST0412 DE0102 Martin-Luther-Universität Halle-Wittenberg Halle (Saale) (Germany)
- Maryvale Institute DEQARINST3960 UK0808 Birmingham (United Kingdom (England))
- Masaryk University DEQARINST0251 CZ0007 Masarykova univerzita Brno (Czech Republic)
- Masovian State University in Płock DEQARINST1908 PL0115 Akademia Mazowiecka w Płocku Płock (Poland)
- Matej Bel University in Banská Bystrica DEQARINST2395 SK0014 Univerzita Mateja Bela v Banskej Bystrici Banská Bystrica (Slovakia)
- Maynooth University (National University of Ireland) DEQARINST1357 IE0005 National University of Ireland, Maynooth Maynooth (Ireland)
- Mazowiecka Uczelnia Medyczna w Warszawie (dawniej Wyższa Szkoła Mazowiecka w Warszawie) DEQARINST5696 Warszawa (Poland)
- Małopolska Wyższa Szkoła im. Józefa Dietla w Krakowie DEQARINST5695 Kraków (Poland)
- Mälardalen University DEQARINST2317 SE0021 Mälardalens universitet Västerås (Sweden)
- Mbarara University of Science & Technology DEQARINST5850 Mbarara (Uganda)
- media Akademie - Hochschule Stuttgart (Priv. FH) DEQARINST4950 DE0477 Stuttgart (Germany)
- Mediadesign University of Applied Sciences DEQARINST0548 DE0257 Mediadesign Hochschule Berlin (Priv. FH) Berlin (Germany)
- Medical Higher School in Legnica DEQARINST4768 PL0362 Wyższa Szkoła Medyczna w Legnicy Legnica (Poland)
- Medical School 11 DEQARINST6976 DE0877 Heidelberg (Germany)
- Medical School Berlin, Hochschule für Gesundheit und Medizin (Priv. FH) DEQARINST0705 DE0452 Berlin (Germany)
- Medical University - Pleven DEQARINST0150 BG0016 Медицински университет - Плевен Pleven (Bulgaria)
- Medical University - Sofia DEQARINST0167 BG0033 Медицински университет - София Sofia (Bulgaria)
- Medical University of Astana DEQARINST3111 Астана Медициналық университеті Kazakhstan