- A.K.Choudhury School of Information Technology [Kolkata]
- ACR Analytics
- AFAS Software
- AGH University of Science and Technology [Krakow, PL]
- ALBA Graduate Business School [Athens, Greece]
- ALLMENTOR AB
- AMBERO Consulting GmbH
- AMCS Research Center
- AVL-AST d.o.o
- Aalborg University [Denmark]
- Aalen University of Applied Sciences
- Aalesund University College
- Aalto University
- Aarhus University [Aarhus]
- Abai Kazakh National Pedagogical University
- Aberystwyth University
- Academy of Business in Dąbrowa Górnicza
- Academy of Computer Science and Software Engineering
- Academy of Economic Studies of Moldova
- Acando AS
- Accenture Cyber R&D Lab
- Accenture Labs [Ireland]
- Access to Information
- Addis Ababa University
- Advanced Institute of Industrial Technology
- Advanced Research Center on Electronic Systems for Information and Communication Technologies E. De Castro [Bologna]
- Agence nationale de la sécurité des systèmes d'information
- Agency for Public Management and eGovernment
- Aichi Gakuin University
- Air Force Engineering University [Xi'an]
- Ajman University
- Akita University
- Al Falah University
- Al-Balqa Applied University [Amman]
- Al-Balqa' Applied University [Salt]
- Al-Farabi Kazakh National University [Almaty]
- Alberta Machine Intelligence Institute
- Aligarh Muslim University
- Alliance Manchester Business School
- Alliance University
- Alm. Brand
- Alma Mater Studiorum Università di Bologna = University of Bologna
- Amadeus Data Processing GmbH [Erding]
- Amazon [Berlin]
- American University Washington D.C.
- American University of The Middle East [Eqaila]
- Amman Arab University
- Amsterdam Machine Learning Lab
- Ansaldo STS·
- Applied Statistics Unit
- Ara Institute of Canterbury
- Arab Academy for Science, Technology and Maritime Transport [Alexandria]
- Arcada University of Applied Sciences
- ArchiXL
- Ariel University
- Ariel University Center
- Arma dei Carabinieri Caserma Palidoro
- Artificial Intelligence Laboratory
- Asansol Polytechnic
- Asia University
- Associatie Universiteit Gent
- Aston University [Birmingham]
- Athabasca University
- Athens Technology Center S.A. [Athènes]
- Auckland University of Technology
- Australian National University
- Austrian Institute of Technology [Vienna]
- Auteur indépendant
- Autorità Garante della Concorrenza e del Mercato
- Autorité nationale anticorruption = Autorità Nazionale Anticorruzione,
- Azman Hashim International Business School
- Åbo Akademi University [Turku]