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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Oceania National Coaches

  • Training Session, 2017, Noumea, New Caledonia

OCTA Innovation

  • Innovation for Pacific OCTs, 2015, Nouméa, New Caledonia


  • Joint Conferences OECD-Portugal on PISA, 2011, Lisbon

Organisation Internationale de la Francophonie (OIF)

  • Training Workshop, 2015, Accra, Ghana


  • The Global 50th Anniversary Cruise 2017, 2017, Athens, Greece


  • OSCE Parliamentary Assembly 5th Economic Conference, 2007, Andorra

OSCE/ Office for Democratic Institutions and Human Rights(ODIHR)

  • Meeting of OSCE Monitoring Teams with Government and NGO Interlocutors, 2013, Athens


  • Argentine Chapter of the American College of Surgeons, 2017, Buenos Aires, Argentina

Pacific Business Forum

  • Pacificff Business Forum, 2017, Noumea, New Caledonia

Parti démocrate européen - European Democratic Party (PDE- EDP)

  • Council meeting of the EDP, 2017, Coimbra, Portugal

Pediatric Emergency Medicine Switzerland

  • Pediatric Emergency Medicine Congress, 2018, Bern, Switzerland

Peggy Guggenheim Foundation

  • Board Meeting, London, United Kingdom

People's Bank of China

  • People's Bank of China-Federal Reserve Bank Symposium, 2016, Hangzhou, China


  • Conference on Biosimilars, 2018, Dublin, Ireland


  • Pharmaceutical Research Conferences and National Market Access Meetings, since 2006, Vienna, Prague, Budapest, Rome and Beijing, Shanghai 2013

Pro Litteris

  • Swiss Copyright Society for Literature and Art, AGM, 2018, Bern, Switzerland

punkt.e events made in Berlin

  • Moroccos Biodiversity, 2016, Berlin, Germany


  • International Short Film Festival, 2016 Chicoutimi, Quebec, Canada


  • Technical Workshops on Maritime Security, 2013, 2012, 2011, Belgium, France, Portugal


  • European Works Council, 2016, Paris, France