Council – Composition as from January 2018
| President Secretary | Professor Sijbrand de Jong Dr Fabiola Gianotti (Director-General) |
| Delegates | |
|---|---|
| Member States | |
| Austria | H.E. Ms Elisabeth Tichy-Fisslberger Professor Jochen Schieck |
| Belgium | Dr Ir. Véronique Halloin Professor Dirk Ryckbosch |
| Bulgaria | Professor Leandar Litov Professor Dimitar Tonev |
| Czech Republic | H.E. Mr Jan Kára Professor Rupert Leitner |
| Denmark | Professor Jens J. Gaardhøje (Vice-President) Mr René Michelsen |
| Finland | Professor Paula Eerola Dr Pentti Pulkkinen |
| France | Dr Ursula Bassler H.E. Mr François Rivasseau |
| Germany | Professor Siegfried Bethke Dr Volkmar Dietz |
| Greece | H.E. Ms Anna Korka Professor Konstantinos Fountas |
| Hungary | Professor Peter Levai |
| Israel | H.E. Ms Aviva Raz Shechter Professor Eliezer Rabinovici (Vice-President) |
| Italy | H.E. Mr Gian Lorenzo Cornado Professor Fernando Ferroni |
| Netherlands | Professor Eric Laenen Dr Joseph T.M. Rokx |
| Norway | Dr Liv Furuberg Professor Eivind Osnes |
| Poland | Mr Dariusz Drewniak Professor Jan Krolikowski |
| Portugal | Professor Gaspar Barreira Ms Ana Luisa Nunes Barata |
| Romania | Dr Florin Buzatu Ms Anca Ghinescu |
| Slovakia | H.E. Mr Juraj Podhorsky Professor Branislav Sitár |
| Spain | H.E. Mr Cristobal Gonzalez-Aller Jurado Mr Benjamin Sanchez Gimeno |
| Sweden | Dr Mats Johnsson Professor Kerstin Jon-And |
| Switzerland | Dr Gregor Haefliger Professor Olivier Schneider |
| United Kingdom | Ms Claire Durkin Professor Mark Thomson |
| Associate Member States in the pre-stage to Membership | |
| Cyprus | H.E. Mr Georgios Kasoulides Professor Panos Razis |
| Serbia | Professor Peter Adžić H.E. Mr Dejan Zlatanović |
| Slovenia | Prof. Dr Danilo Zavrtanik Dr Jernej Stromajer |
| Associate Member States | |
| India | Professor Ajit Mohanty Mr Arunkumar Srivastava |
| Lithuania | Professor Juras Banys H.E. Mr Andrius Krivas |
| Pakistan | H.E. Mr Farukh Amil Mr Muhammad Naeem |
| Turkey | Mr Zafer Demircan Mr Ufuk Günes |
| Ukraine | Professor Borys Grynyov Dr Anatolii Zagorodniy |
| Ex-Officio Members | |
|---|---|
| Chair of the FC | Mr Ossi Malmberg |
| Chair of the SPC | Professor R. Keith Ellis |
| Standing invitation | |
|---|---|
| Chair of ECFA | Professor Jorgen D’Hondt |
| Observers upon invitation | |
|---|---|
| European Commission | |
| JINR | |
| UNESCO | |
| Japan | |
| Russian Federation | |
| United States of America |