- ABB S.p.A.
- ACTA mobilier
- AGH University of Science and Technology [Krakow, PL]
- ARC Centre for Forest Value
- ASAP Inter-University Research Center
- ASKO
- ATHENA - Research and Innovation Center in Information, Communication and Knowledge Technologies
- ATHENA Research & Innovation Centre
- ATHENA Research and Innovation Centre in Information Communication and Knowledge Technologies
- ATLANTIS Engineering S.A.
- Aalborg University [Denmark]
- Aalesund University College
- Aalto University
- Aalto University School of Science and Technology [Aalto, Finland]
- Aarhus University [Aarhus]
- Acthan Expertises
- Action Design
- AddiFab ApS
- Advanced Institute of Convergence Technology [Suwon-si]
- Advanced Technology Systems
- Advanced Technology Systems [Romania]
- Aeroport International de Marseille-Provence
- Agency for science, technology and research [Singapore]
- Agenzia Nazionale per le nuove Tecnologie, l’energia e lo sviluppo economico sostenibile = Italian National Agency for New Technologies, Energy and Sustainable Economic Development
- Aghetera Environment & Development
- Ainia centro tecnológico, Parque tecnológico de Valencia
- Airbus Helicopters
- Airbus Operations Ltd
- Airbus [France]
- Airbus [Sevilla]
- Airbus [United Kingdom]
- Aix Marseille Université
- Aker Solutions AS [Bergen]
- Akita University
- Alibaba Group [Hangzhou]
- Alstom Transporte SA
- Aoyama Gakuin University
- Apply Sørco
- Approches Littéraires, Linguistiques et Historiques des Sources
- Argumentation, Décision, Raisonnement, Incertitude et Apprentissage
- Aristotle University of Thessaloniki
- Artificial Intelligence Laboratory [EPFL]
- Arts et Métiers ParisTech
- Arts et Métiers Paristech ENSAM Aix-en-Provence
- Arts et Métiers Sciences et Technologies
- Asian Institute of Technology [Pathumthani]
- Associação Paulista para o Desenvolvimento da Medicina
- Aston University [Birmingham]
- AstraZeneca
- Athens University of Economics and Business
- Auburn University
- Auckland University of Technology
- Audencia Business School
- Audros Technology
- Australian Maritime College
- Austrian Academy of Sciences
- Auteur indépendant
- Avic Chengdu Civil Aircraft Co. Ltd