Confirmed invited speakers:
| Gian Marcello Andolina | College De France | France |
| Motoaki Bamba | Yokohama National University | Japan |
| Dmitri Basov | Columbia University | USA |
| Alexey Belyanin | Texas A&M University | USA |
| Marcin Białek | Centera IHPP Polish Academy of Sciences | Poland |
| Andrea Caviglia | Université de Genève | Switzerland |
| Giulio Cerullo | Politecnico di Milano | Italy |
| Cristiano Ciuti | MPQ, Université Paris Cité | France |
| Martin Claassen | University of Pennsylvania | USA |
| Raffaelle Colombelli | C2N, Université Paris-Saclay | France |
| Audrey Cottet | LPENS | France |
| Ceren Dag | Indiana University | USA |
| Joachim Deisenhofer | Universitaet Augsburg | Germany |
| Simone De Liberato | University of Southampton | UK |
| Eugene Demler | ETH, Zurich | Switzerland |
| Hui Deng | University of Michigan | USA |
| Thomas Ebbesen | Université de Strasbourg | France |
| Martin Eckstein | Universität Erlangen-Nuremberg | Germany |
| Jerome Faist | ETH, Zurich | Switzerland |
| Daniele Fausti | Universität Erlangen-Nuremberg | Germany |
| Pol Forn-Díaz | Institut de Física d'Altes Energies | Spain |
| David Hagenmüller | Université de Strasbourg | France |
| Kaden Hazzard | Rice University | USA |
| Shengxi Huang | Rice University | USA |
| David Hunger | Karlsruhe Institute of Technology | Germany |
| Dominik Juraschek | Eindhoven University of Technology | Netherlands |
| Jelena Klinovaja | University of Basel | Switzerland |
| Takis Kontos | LPENS and ENS | France |
| Frank Koppens | The Institute of Photonic Sciences (ICFO) | Spain |
| Yannis Laplace | Laboratoire des solides irradiés-Ecole Polytechnique | France |
| Simone Latini | Technical University of Denmark | Denmark |
| Xuedan Ma | Rice University | USA |
| Allan MacDonald | University of Texas, Austin | USA |
| Kin Fai Mak | Max Planck Institute, Hamburg | Germany |
| Jean Michel Manceau | CNRS, C2N, Université Paris-Saclay | France |
| Manukumara Manjappa | Indian Institute of Science, Bangalore | India |
| Maria Jose Martinez-Perez | Instituto de Nanociencia y Materiales de Aragón | Spain |
| James McIver | Columbia University | USA |
| Vinod Menon | City College of New York | USA |
| Andrew Millis | Flatiron Institute and Columbia University | USA |
| Emilia Morosan | Rice University | USA |
| Alberto Pimpinelli | Université Clermont Auvergne | France |
| Marco Polini | University of Pisa | Italy |
| Han Pu | Rice University | USA |
| Peter Rabl | Technical University of Munich | Germany |
| Andreas Reiserer | Technical University of Munich | Germany |
| Stephanie Reich | Free University of Berlin | Germany |
| Hugues de Riedmatten | The Institute of Photonic Sciences (ICFO) | Spain |
| Vasilis Rokaj | Villanova University | USA |
| Hartmut Roskos | Universität Frankfurt | Germany |
| Angel Rubio | Max Planck Institute, Hamburg | Germany |
| Daniele Sanvitto | CNR NANOTEC | Italy |
| Salvatore Savasta | University of Messina | Italy |
| Andrea Schirato | Politecnico di Milano | Italy |
| Michael Sentef | University of Bremen | Germany |
| Hanan Sheinfux | Bar-Ilan University | Israel |
| Qimiao Si | Rice University | USA |
| Ajit Srivastava | Université de Genève/Emory University | Switzerland |
| Frédéric Teppe | CNRS/Montpellier University | France |
| Anoop Thomas | Indian Institute of Science, Bangalore | India |
| Karl Unterrainer | TU Vienna | Austria |
| Angela Vasanelli | Université Paris Diderot | France |
| Christophe Voisin | Université Paris Diderot | France |
| Jörg Wrachtrup | Universität Stuttgart and Max Planck Institute | Germany |
| David Zueco | University of Zaragoza | Spain |