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. 

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Carmignac Investissement

  • Portfolio Presentation, 2018, Barcelona & Madrid, Spain

Catholic Church

  • World Meeting of Families Preparatory Meeting, 2017, Dublin, Ireland
  • World Meeting of Families, 2018, Dublin, Ireland


  • CCFICS23, 2017, Mexico City, Mexico


  • Euromed Police III, 2014, Troia

Colegio de Traductores Públicos, Buenos Aires

  • Latin American Translation & Interpretation Congress, 2016, BA, Argentina

Coloplast A/S

  • Coloplast Ostomy Days, 2018, Copenhagen, Denmark

Conde Nast

  • Conde Nast Int. Luxury Conference, 2016, Seoul, Korea

Congress Corporation

  • International Union of Architects, World Congress of Architecture, 2012, Tokyo

Congrex Switzerland Ltd

  • International Symposium on Pediatric Pain, 2019, Basel, Switzerland

COOB' 92

  • Barcelona Olympic Games, 1992, Barcelona

COP 22- Climate Parliament Meeting

  • Green Grid Network Parliamentary Roundtable, 2016, Marrakech, Morocco

Council of Ministers of Education, Canada

  • 5th International Summit on the Teaching Profession, 2015, Banff, Canada

Crédit Agricole

  • Meeting of CFO's, 2016, Dublin, Ireland
  • Company Visits, Berlin, 2016

Credit Suisse

  • Credit Suisse Financial Forum, 2016, Davos, Switzerland

Credit Suisse

  • AGM, 2017, Zurich, Switzerland

CTP (Working Community of the Pyrenees)

  • Andorran Presidency (2013-2015), Andorra, France, Spain.

Cyprus Government

  • Cypriot EU Presidency, 2nd Semester 2012, Cyprus

Cyprus House of Representatives

  • Asian Parliamentary Assembly Committee, Limassol, Cyprus

Cyprus House of Representatives

  • Conference of the Secretaries General of European Parliaments, 2013, Nicosia

Danish Parliament

  • COSAC Meeting, 2012, Copenhagen