- AELOS
- ARM Ltd [Cambridge]
- Aalto University
- Airbus Central Research and Technology [Munich]
- Airbus Group Innovations [Suresnes]
- Airbus [France]
- Aix Marseille Université
- Albert-Ludwigs-Universität Freiburg = University of Freiburg
- Alcatel-Lucent Bell Labs
- Alexandru Ioan Cuza University of Iași = Universitatea Alexandru Ioan Cuza din Iași
- Algorithms for the Grid
- Alma Mater Studiorum Università di Bologna = University of Bologna
- Amazon Web Services [Seattle]
- American University of Beirut [Beyrouth]
- Andrea Razmadze Mathematical Institute
- Assistance à la Certification d’Applications DIstribuées et Embarquées
- Aston University [Birmingham]
- Australian National University
- Autonomic and Critical Embedded Systems