Our clients

Calliope has worked with hundreds of clients of all types, across all industries, and around the world. Here is just a selection of them. 

European Asylum Support Office (EASO)

  • Framework contract: 2016, Athens, Greece

European Committee of the Regions (COR)

  • 19th COTER Commission meeting, 2018, Sofia, Bulgaria

European Psychoanalysis Federation

  • Annual Congress, since 2002, Across Europe

European Society for Pediatric Dermatology

  • Annual Congress 2016, Paris, France

Event Dynamics

  • 13th World Congress of Chinese Medicine, Auckland, New Zealand


  • World Congress of Real Estate Agents 2017, Andorra


  • 40th FIPP World Magazine Congress, 2015, Toronto, Canada

Franco-German Office for Energy Transition

  • Conference on Digitalization , 2017, Berlin, Germany

Franco-German Office for renewable Energies

  • Intersolar, Side Event, 2016, Munich, Germany

Frederik Ebert Stiftung

  • Gold Miners' Union Seminar, 2016, Accra, Ghana

French Defence Ministry

  • Trilateral Maritime Surveillance Meeting, 2015, Nouméa, New Caledonia

French Embassy in Israel

  • Offical Visits, since 1996, Paris, Jerusalem

French-German Office for Renewable Energies

  • Flexibilisation of Energy Systems, 2015, Berlin, Germany
  • Regular Client since 2010, Conferences in Berlin, Hamburg, Husum, Copenhagen


  • Workshop, 2016, Piraeus, Greece

Fundación Abertis

  • Biosphere Reserves, 2015, Castellet, Spain

Fundación OSDE

  • John Banville International Conference,2015,Buenos Aires, Argentina
  • Pierre Lévy: Capital in the twenty-First Century, 2015, Buenos Aires, Argentina
  • Thomas Piketty: Capital in the twenty-First Century,2015, Buenos Aires, Argentina
  • François Dubet: Inequality and democracy,2015, Buenos Aires, Argentina
  • Emmanuel Carrère: The novel of reality,2015, Buenos Aires, Argentina


  • G20 High-level Seminar on the International Monetary System, 2011, Nanjing

Girona Townhall, Archives and Publications Dpt

  • Cultural industry Congress, 2014, Girona, Spain


  • Judicial Ethics and the Fight against Corruption, 2017, San José, Costa Rica

GOPA.COM (formerly GOPA-Cartermill)

  • DG MAR, European Commission, 3rd Seminar on the Atlantic Action Plan, 2014, Dublin
  • Union for the Mediterranean Stakeholder Conference, 2017, Naples, Italy