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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Canadian Red Cross

  • CERA Partners' Meeting, 2017, Montreal, Canada

Canadian Soccer Association

  • FIFA Women's World Cup, 2015, Multiple Venues, Canada

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

Chamber of Commerce of Andorra

  • Demand in the Time of COVID, 2020 Via Zoom from Home Studio


  • 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 Europe

  • 2020 Series of meetings Via BlueJeans and KUDO from a Hub

Council of European Municipalities & Regions

  • Virtual Retreat 2020, Via Zoom from Home Studio

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