Michael Pryles
Arbitrators, counsel and experts
Michael Pryles
Arbitrator, judge or committee member (published cases) · 22
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Record as arbitrator
Outcome for the appointing side: claimant prevailed in 50% of the 6 claimant appointments. Published decisions with a clear outcome; mixed outcomes count as half.
Appointed by (party)
Appointed by clients of
Sat most often with
Issues decided most often
procedural order 2ICSID Arbitration Rules 2022 2document production 2IBA Rules on the Taking of Evidence 2third-party funding 2transparency 2bifurcation 1preliminary objections 1Redfern schedule 1adverse inferences 1Nexo 1Mirastar 1Bulgaria 1coal mining 1West Cumbria Mining 1United Kingdom–Singapore BIT 1confidentiality 1Freedom of Information Act 2000 1
Published cases (22)
- 2026
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2026
Nexo & Mirastar v. Bulgaria, ICSID Case No. ARB/24/2
Co-arbitrator · award p. 1
Tribunal: Hans van Houtte, Brigitte Stern
-
2023
Hydro S.r.l. and others v. Republic of Albania
President (original tribunal; declined to act in revision proceedings) · award p. 1
Tribunal: Ian Glick, Charles Poncet, Robert Anderson, Grant Hanessian
-
2022
Mathias Kruck and others v. Kingdom of Spain
Co-arbitrator · award p. 1
Tribunal: Vaughan Lowe, Gary B. Born, Zachary Douglas
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2021
SL Mining Ltd. v. Sierra Leone
Co-arbitrator · award p. 2
Tribunal: Fabian Gelinas, Sanji Monageng, Sir Michael Burton
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2020
ESPF Beteiligungs GmbH, ESPF Nr. 2 Austria Beteiligungs GmbH, and InfraClass Energie 5 GmbH & Co. KG v. Italian Republic
Co-arbitrator — appointed by the claimant · award p. 1
Tribunal: Henri C. Alvarez, Laurence Boisson de Chazournes
-
2020
Watkins Holdings S.à r.l. and others v. Kingdom of Spain
Co-arbitrator · award p. 2
Tribunal: Cecil W.M. Abraham, Hélène Ruiz Fabri
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2020
Ioan Micula, Viorel Micula and others v. Romania [II]
Co-arbitrator — appointed by the claimant (Resigned 1 December 2017) · award p. 7
Tribunal: Donald M. McRae, John Beechey, John R. Crook
- 2018
-
2017
Bear Creek Mining Corporation v. Republic of Peru
Co-arbitrator · award p. 1
Tribunal: Karl-Heinz Böckstiegel, Philippe Sands
-
2017
Gambrinus, Corp. v. Bolivarian Republic of Venezuela
Committee member · award p. 1
Tribunal: Piero Bernardini, Marc Lalonde, Pierre-Marie Dupuy, Cecil W.M. Abraham
-
2017
Ansung Housing Co., Ltd. v. People's Republic of China
Co-arbitrator — appointed by the claimant · award p. 1
Tribunal: Lucy Reed, Albert Jan van den Berg, J. Christopher Thomas
-
2015
Standard Chartered Bank v. The United Republic of Tanzania
Co-arbitrator · award p. 1
Tribunal: William W. Park, Barton Legum
-
2015
PNG Sustainable Development Program Ltd. v. Independent State of Papua New Guinea
Co-arbitrator — appointed by the claimant · award p. 2
Tribunal: Gary B. Born, Duncan Kerr
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2015
Señor Tza Yap Shum v. The Republic of Peru
Committee member — appointed by the appointing authority (resigned 30 May 2013 for health reasons) · award p. 5
Tribunal: Judd Kessler, Hernando Otero, Juan Fernández-Armesto, Dominique Hascher
- 2013
-
2013
Saint Marys VCNA, LLC v. Government of Canada
President — appointed by the institution · award p. 2
Tribunal: Richard Stewart, Brigitte Stern
-
2012
Ulysseas, Inc. v. The Republic of Ecuador
Co-arbitrator — appointed by the claimant · award p. 1 · award p. 1
Tribunal: Piero Bernardini, Brigitte Stern, Piero Bernardini, Brigitte Stern
-
2012
Cargill, Incorporated v. United Mexican States
President · award p. 4
Tribunal: David D. Caron, Donald M. McRae
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2009
Invesmart v. Czech Republic
President — chosen by the co-arbitrators · award p. 5
Tribunal: J. Christopher Thomas, Piero Bernardini
-
2009
Waguih Elie George Siag and Clorinda Vecchi v. The Arab Republic of Egypt
Co-arbitrator — appointed by the claimant · award p. 1
Tribunal: David A. R. Williams, Francisco Orrego Vicuña
-
2006
Western NIS Enterprise Fund v. Ukraine
Co-arbitrator · award p. 1
Tribunal: Rodrigo Oreamuno, Jan Paulsson
Compiled with AI from the published awards and decisions in the Forum’s database; it covers public cases only and may contain matching errors. Each entry links to the page it was read from where available. Corrections: info@arbitration.org.