- St. Petersburg Federal Research Center of the Russian Academy of Sciences
- SIA ODO
- SIV.AG [Germany]
- Saab Bofors Dynamics
- Saint Petersburg University
- School of Business Informatics and Mathematics [Mannheim]
- School of Business [London]
- School of Computing and Engineering [London]
- School of Electrical Engineering and Computer Science
- School of Electrical Engineering and Computer Science, Univ. of Ottawa
- School of Science and Technology [Camerino]
- School of Software [Sydney]
- Science of St. Petersburg Institute for Informatics and Automation of the Russian Academy of Sciences
- Services répartis, Architectures, MOdélisation, Validation, Administration des Réseaux
- Services, Cybersecurity and Safety
- Shandong Jiaotong University [Jinan]
- Shanghai University
- Shanghai University of Finance and Economics
- Sheffield Hallam University
- Shenzhen Institute of Information Technology
- Siemens AG Österreich
- Simon Fraser University = Université Simon Fraser
- Softplant GmbH [Munich]
- Software Engineering for Business Information Systems [Munich]
- South Mediterranean University Group
- Southern University of Science and Technology
- Spanish National Research Council [Santiago de Compostela]
- Sphenon GmbH
- Statoil A.S.A. [Norway]
- Stockholm University
- Strategy Alliance
- Swedish Defence Research Agency [Stockholm]
- SystemsWiki.org
- Systèmes d’Information - inGénierie et Modélisation Adaptables