| Country | Organization | Contact |
| Australia | Optimisation and Logistics, University of Adelaide | Markus Wagner |
| Austria | WU (Wirtschaftsuniversität Wien) – Vienna University of Economics and Business | Axel Polleres |
| Austria | Institute of Computational Perception, Johannes Kepler University Linz | Gerhard Widmer |
| Austria | Department of Applied Informatics, University of Klagenfurt | Wolfgang Faber |
| Austria | Center for AI and Machine Learning, TU Wien (CAIML) | Thomas Eiter |
| Belgium | ICTEAM / UCLouvain | Siegfried Nijssen |
| Belgium | EluciDATA Lab, The data and AI competence lab of Sirris | Elena Tsiporkova |
| Belgium | University of Antwerp, imec-IDLab | José Oramas |
| Bulgaria | Institute of Information and Communication Technologies, Bulgarian Academy of Sciences (IICT-BAS) | Petia Koprinkova-Hristova |
| Cyprus | CYENS Center of Excellence | Loizos Michael |
| Cyprus | Open University of Cyprus | Loizos Michael |
| Czech Republic | Institute of Computers Science, Czech Academy of Sciences, Prague | Emil Pelikan |
| Czech Republic | University of Economics, Prague (VSE), Department of Information and Knowledge Engineering (DIKE) | Tomas Kliegr |
| Denmark | University of Copenhagen | Jakob Nordström |
| Denmark | Computer Science Department, Aalborg University | Manfred Jaeger |
| Denmark | The Mærsk Mc-Kinney Møller Institute, University of Southern Denmark | Anders Lyhne Christensen |
| Finland | Finnish Center for Artificial Intelligence (FCAI) | Petri Myllymäki |
| France | Centre de Recherche en Informatique, Université Paris 1 Panthéon-Sorbonne (CRI-UP1PS) | Jacques Robin |
| France | LIMSI | Nicolas Sabouret |
| France | Atos Research and Innovation | Daniel Calvo |
| France | Explainable AI @ AI Transversal Axis of LABRI | Jenny Benois-Pineau |
| France | NukkAI | Veronique Ventos |
| Germany | L3S Research Center, Leibniz University Hannover, Germany | Daniel Kudenko |
| Germany | TU Dortmund, AI Group / LS8 | Katharina Morik |
| Germany | KRR Group at University of Potsdam | Torsten Schaub |
| Germany | NEC Laboratories Europe | Ammar Shaker |
| Germany | SYSGO GmbH | Sergey Tverdyshev |
| Germany | Cognitive Systems Group, University of Bamberg | Ute Schmid |
| Greece | National Centre for Scientific Research “Demokritos” (NCSR-D) | Alexander Artikis |
| Greece | Institute of Computer Science (ICS), Foundation for Research and Technology – Hellas (FORTH) | Dimitris Plexousakis |
| Greece | GRNET-National Infrastructures for Research and Technology & National Technical University of Athens | Stefanos Kollias |
| Greece | Centre for Research and Technology Hellas (CERTH) | Symeon Papadopoulos |
| Greece | University of Piraeus | George Vouros |
| Hungary | Institute of Data Analytics and Information Systems of Corvinus University of Budapest | Csaba Csáki |
| Ireland | University College Dublin | Giovanni Russo |
| Ireland | National University of Ireland Galway (Insight Centre for Data Analytics & School of Computer Science) | John P. McCrae |
| Ireland | Hamilton Institute, Maynooth University. | Andrew Parnell |
| Italy | University of Brescia, Department of Information Engineering | Alfonso Emilio Gerevini |
| Italy | Joint Research Group in Intelligent Optimization Systems @ University of Udine, Italy | Andrea Schaerf |
| Italy | Università della Campania “Luigi Vanvitelli”, Dipartimento di Psicologia and International Institute for Advanced Scientific Studies (IIASS) | Anna Esposito |
| Italy | Politecnico di Milano | Cesare Alippi |
| Italy | KRDB Research Centre for Knowledge and Data, Free University of Bozen-Bolzano | Diego Calvanese |
| Italy | UNITOR | Fabio Massimo Zanzotto |
| Italy | PRA Lab | Fabio Roli |
| Italy | Artificial Intelligence Research and Innovation Center (AIRI), at UNIMORE | Franco Zambonelli |
| Italy | Department of Mathematics and Computer Science (DEMACS) – University of Calabria | Gianluigi Greco |
| Italy | Università del Salento – Dipartimento di Ingegneria dell’Innovazione, Lecce | Gianpaolo Ghiani |
| Italy | Scuola Superiore Sant’Anna | Giorgio Buttazzo |
| Italy | AI Piemonte (UNITO: Univ. Torino, UNIPMN: Univ. Piemonte Orientale) | Luca Console |
| Italy | University of Campania “Luigi Vanvitelli” | Beniamino Di Martino |
| Italy | University of Pavia – Fintech Laboratory | Paolo Giudici |
| Italy | DISCO-UNIMIB (University of Milano-Bicocca) | Rafael Peñaloza |
| Italy | DIMES, Università della Calabria | Sergio Greco |
| Italy | University of L’Aquila (Univaq) | Stefania Costantini |
| Italy | University of Perugia | Stefano Bistarelli |
| Italy | SoWIDE/IBISLab (Dept. of Engineering and Architecture – University of Parma) | Stefano Cagnoni |
| Italy | UniBA – University of Bari, Computer Science Department | Stefano Ferilli |
| Italy | Exprivia | Felice Vitulano |
| Italy | Engineering Ingegneria Informatica SpA | Francesco Saverio Nucci |
| Italy | DLVSystem S.r.l. | Pierfrancesco Veltri |
| Italy | University of Milan – Logic, Uncertainty, Computation and Information Group (LUCI) | Giuseppe Primiero |
| Italy | PRISCA Lab – University of Naples Federico II | Silvia Rossi |
| Italy | Computation Optimization Research Group (Univerisity of Pavia) | Gualandi Stefano |
| Latvia | Institute of Electronics and Computer Science (EDI) | Kaspars Ozols |
| Lithuania | Kaunas University of Technology | Audrius Kabasinskas |
| Netherlands | Bernoulli Institute of Mathematics, Computer Science and Artificial Intelligence, University of Groningen | Bart Verheij |
| Netherlands | University of Twente | Dirk Heylen |
| Netherlands | Department of Advanced Computing Sciences (DACS) | Gerhard Weiss |
| Netherlands | Human-centered Artificial Intelligence (HAI) | Mehdi Dastani |
| Norway | Simula Research Laboratory | Gotlieb Arnaud |
| Norway | University of Oslo | Jim Torresen |
| Norway | UiT The Arctic University of Norway | Phuong H. Ha |
| Norway | Telenor Research | Ieva Martinkenaite |
| Poland | Decision Analysis and Support Unit, SGH Warsaw School of Economics | Bogumił Kamiński |
| Poland | Gdynia Maritime University | Piotr Jędrzejowicz |
| Portugal | CISUC – Centre for Informatics and Systems of the University of Coimbra | Ernesto Jorge Fernandes Costa |
| Portugal | NOVA LINCS, Universidade NOVA de Lisboa | Joao Leite |
| Serbia | University of Belgrade, Serbia – GOOD OLD AI Network | Vladan Devedzic |
| Slovakia | Kempelen Institute of Intelligent Technologies (KInIT) | Juraj Podrouzek |
| Spain | University of A Coruña – CITIC (Centre for Information and Communications Technology Research) | Bertha Guijarro-Berdiñas |
| Spain | CoMMLab | Francisco Martinez Gil |
| Spain | HiTZ Hizkuntza Teknologiako Zentroa / Basque Centre for Language Technology | German Rigau |
| Spain | AIR Institute | Javier Prieto |
| Spain | DASCI Institute: Andalusian Interuniversity Institute in Data Science and Computational Intelligence (SPAIN) | Oscar Cordón |
| Spain | Research Centre in Intelligent Technologies (CiTIUS), University of Santiago de Compostela | Senén Barro Ameneiro |
| Spain | Universitat Politècnica de Catalunya | Cecilio Angulo |
| Spain | BCAM – Basque Center for Applied Mathematics | Jose A. Lozano |
| Spain | Computational Intelligent Group at the Universidad Politécnica de Madrid | Pedro Larrañaga |
| Spain | Universitat Politecnica de Catalunya (UPC) | Alberto Sanfeliu |
| Spain | ITI – Instituto Tecnológico de Informática | Daniel Alonso |
| Spain | TECNALIA | Sergio Gil |
| Spain | ADSCOM group at Universidad Carlos III de Madrid | Alfonso Sanchez-Macian |
| Spain | NTTDATA | Patricia Jiménez |
| Sweden | Uppsala University | Ginevra Castellano |
| Sweden | Umeå University | Juan-Carlos Nieves |
| Sweden | Örebro University | Amy Loutfi |
| Sweden | Örebro University / CoDesign Lab EU, MPI Lab | Mehul Bhatt |
| Sweden | Mälardalen University | Peter Funk |
| Switzerland | ZHAW (IDP+IWA) | Joerg Osterrieder |
| Switzerland | ZHAW Institute of Wealth and Asset Management | Peter Schwendner |
| Switzerland | ZHAW Centre for Artificial Intelligence (CAI), Winterthur | Thilo Stadelmann |
| Switzerland | SUPSI Institute of Digital Technologies for Personalized Healthcare – BSP (MeDiTech/BSP) | Faraci Francesca Dalia |
| United Kingdom | Intelligent Robotics Lab, University of Birmingham, UK | Mohan Sridharan |
| United Kingdom | Institute for Analytics and Data Science, University of Essex | Haris Mouratidis |
| United Kingdom | University of Huddersfield | Grigoris Antoniou |
| United Kingdom | Cardiff University, School of Computer Science & Informatics | Steven Schockaert |
| United Kingdom | CaRAML | Pietro Barbiero |
