- Macquarie University
- Management des Risques Industriels
- Martin-Luther-University Halle-Wittenberg
- Martin-Luther-Universität Halle Wittenberg
- Massachusetts Institute of Technology
- Mathema Srl
- Mathematics and Computer Science Division [ANL]
- Max Planck Institute for Informatics [Saarbrücken]
- Max Planck Institute for Software Systems
- Max-Planck-Gesellschaft
- Max-Planck-Institut für Informatik
- Medicine Assisted by Scientific Computing
- Mensch-Technik-Organisation-Planung GmbH
- Michigan State University System
- Michigan State University [East Lansing]
- Michigan Technological University
- Microsoft Corporation [Redmond, Wash.]
- Microsoft Research
- Microsoft Research [Redmond]
- Middlesex University [London]
- Mitsubishi Research Institute, Inc.
- Mobile Network Performance Group
- Mona School of Business and Management [Kingston]
- Morfeo Qualipso Competence Centre
- Mälardalen University
- Mälardalens University - Mälardalens Högskola, Sweden and Reykjavik University,