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Werner Eyskens



Eyskens Werner
Werner Eyskens



Werner specialises in the contentious and international aspects of commercial litigation, including arbitration. He has conducted numerous arbitrations under CEPANI, ICC, LCIA, ICSID and SIAC, and regularly sits as arbitrator. He has a wide experience in acting for major players in the international construction industry and in the aviation industry.

Over the past 10 years, Werner has consistently been recommended by Legal 500 and Chambers for litigation and arbitration.

Experience highlights



Allen & Overy (Belgium) LLP
Tervurenlaan 268A avenue de Tervueren

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Exempt European lawyer (England and Wales), 2004

Admitted as avocat/advocaat (Belgium), 1994


Graduate degree, Air & Space Law, Université Libre de Bruxelles, 1999

LLM, Northwestern University School of Law, 1994

Law degree, KULeuven, 1993

Law degree, F.N.D.P., 1990


Awards & accolades

Knighthood in the Order of Leopold I for distinguished service to the Bar

June 2018

Published work

  • Eyskens, W., Bonneure, M., "Splitting the bill of CEPANI arbitrations: the Belgian art of Compromise?", b-Arbitra, 2017/1, 7-34
  • Eyskens, W., Kaluma, N., Chapter 7: "Non-US Class Actions", Litigating Securities Class Actions 2013 and 2014
  • Eyskens, W., Kaluma, N., Chapter 7: "Belgium", The International Comparative Legal Guide to Class & Group Actions 2011, 36
  • Eyskens, W., Kaluma, N., "La class action et le droit belge, va-et-vient de part et d'autre de l'Atlantique", Journal des Tribunaux 2008, 481-488
  • Eyskens, W., Kaluma, N., "Class and Group Actions 2009: Belgium", Global Legal Group publication 2008, 45
  • Eyskens, W., Frühling, P., "Current and Future Issues Relating to Slot Management and Mobility in the European Union", Air & Space Law 2004, issue 2, 79-113
  • Eyskens, W., "Nuisance sonore par avions: une approche comparative", in Le Bruit des Avions: Aspects Juridiques, Brussels, Bruylant, 2002 (Actes du Colloque of 14 June 2001 organised by the Centre d'Etudes du Droit d'Environnement de l'Université de Saint-Louis)
  • Eyskens, W., with Professor Pablo Mendes de Leon, "The Montreal Convention: analysis of some aspects of the attempted modernisation and consolidation of the Warsaw System", Journal Air Law & Commerce 2001, 1155 (SMU Law Review Association)
  • Eyskens, W., "Formation of contract under the Vienna Convention", International Business Law Practice Series, D. Campbell and B. Birkeland (editors), New York, Transnational Publishers, 1999
  • Eyskens, W., Misonne D., "Geluidsoverlast rond luchthavens in België en i.h.b. Brussel-nationaal: een stand van zaken" [Noise hindrance around airports in Belgium and in Brussels Airport in particular: a state of affairs], Vervoer & Recht 1999, 53-64
  • Eyskens, W., Pittie, M. "La récupération des aides d'Etat contraires au traité CE", Journal des Tribunaux droit européen 1998, 145-152
  • Eyskens, W., Pittie, M., "La récupération des aides communautaires contraires au traité CE", Journal des Tribunaux droit européen 1998, 73-80

News & insights

Publications: 10 JULY 2020

Covid–19 coronavirus update: an overview of European Commission State aid decisions (updated 10 July 2020)

Under State aid rules, UK and EEA Member State governments may not generally provide selective assistance to businesses without prior approval from the European Commission (EC). This includes…

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News: 10 JULY 2020

Allen & Overy represents UN Refugee Agency in landmark U.S. Federal Appeals Court victory upholding block on asylum transit ban

Allen & Overy’s litigation practice represented the UN Refugee Agency (UNHCR), a global organization dedicated to protecting rights for refugees, forcibly displaced communities and stateless people,…

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News: 03 JULY 2020

Addressing climate change with the Jane Goodall Institute

To mark the first part of London Climate Action Week, we look at the work being done by teams in Belgium, China, London and Australia to support the Jane Goodall Institute – a global conservation…

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Publications: 25 MARCH 2020

Covid-19 coronavirus: hardship and force majeure – a Belgian analysis

The rapid and global spread of the Covid-19 coronavirus and the resultant governmental strategies are having an increasingly disruptive effect on our daily lives, and also on global supply chains,…

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