Klaus Sachs
Arbitrators, counsel and experts
Klaus Sachs
Arbitrator, judge or committee member (published cases) · 22Counsel (published cases) · 1
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Record as arbitrator
Outcome for the appointing side: claimant prevailed in 25% of the 2 claimant appointments; respondent prevailed in 100% of the 1 respondent appointments. Published decisions with a clear outcome; mixed outcomes count as half.
Appointed by (party)
Appointed by clients of
Also appeared as counsel with
- CMS Hasche Sigle 2024
Issues decided most often
document production 2bifurcation 2intra-EU objection 1Energy Charter Treaty 1Komstroy 1Achmea 1PL Holdings 1effective means 1fair and equitable treatment 1fork-in-the-road 1set-aside 1annulment 1enforcement 1New York Convention Article V(1)(e) 1FSIA arbitration exception 1comity 1Pemex 1TermoRio 1
Published cases (23)
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2026
Continental Gold Inc. v. Republic of Colombia
President · award p. 1
Tribunal: Elisabeth Eljuri, Loretta Malintoppi
- 2025
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2025
Mercuria Energy Group Limited v. Republic of Poland
President — appointed by the parties jointly · award p. 11
Tribunal: Juliet Blanch, Laurence Boisson de Chazournes, Amina Lundqvist, Eva Edwardsson
-
2025
Franco-Nevada Corporation v. Republic of Panama
Co-arbitrator · award p. 5
Tribunal: Luca G. Radicati di Brozolo, José Antonio Rivas
-
2025
Mason Capital L.P. and Mason Management LLC v. Republic of Korea
President · award p. 1
Tribunal: Elizabeth Gloster, Pierre Mayer
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2025
CEF Energia BV v. Italian Republic
President · award p. 399
Tribunal: Klaus Reichert, Giorgio Sacerdoti
-
2024
AsiaPhos Limited and Norwest Chemicals Pte Ltd v. People’s Republic of China
President — chosen by the co-arbitrators · award p. 1
Tribunal: Stanimir A. Alexandrov, Albert Jan van den Berg
-
2024
Angel Samuel Seda and others v. Republic of Colombia
President · award p. 1
Tribunal: Hugo Perezcano Díaz, Charles Poncet
-
2024
Edmond Khudyan and Arin Capital & Investment Corp. v. Republic of Armenia
Counsel for the respondent (CMS Hasche Sigle) · award p. 3
Tribunal: Mélanie van Leeuwen, Ank Santens, Zachary Douglas, Christopher Greenwood
-
2024
Groupe Pizzorno Environnement v. Kingdom of Morocco
President · award p. 1
Tribunal: Nassib G. Ziadé, Karim Hafez
-
2023
TECO Guatemala Holdings, LLC v. Republic of Guatemala
Committee member · award p. 1
Tribunal: Alexis Mourre, William W. Park, Claus von Wobeser, Bernard Hanotiau
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2022
Tethyan Copper Company Pty Limited v. Islamic Republic of Pakistan
President — appointed by the parties jointly · award p. 2
Tribunal: Stanimir A. Alexandrov, John Beechey
- 2022
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2022
Saint-Gobain Performance Plastics Europe v. Bolivarian Republic of Venezuela
President — appointed by the parties jointly · award p. 1
Tribunal: Charles N. Brower, Gabriel Bottini, Ricardo Ramírez Hernández, Funke Adekoya
-
2021
Bob Meijer v. Georgia
Co-arbitrator — appointed by the respondent (Challenged by the claimant; proposal to disqualify decided by the Chairman of the Administrative Council (David Malpass)) · award p. 4
Tribunal: Bernard Hanotiau, Charles Poncet
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2020
Orascom TMT Investments S.à r.l. v. People's Democratic Republic of Algeria
Committee member — appointed by the appointing authority · award p. 2
Tribunal: Peter Tomka, Bertha Cooper-Rousseau, Gabrielle Kaufmann-Kohler, Albert Jan van den Berg
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2020
Sun Reserve Luxco Holdings SRL v. Italy
Co-arbitrator — appointed by the claimant · award p. 1
Tribunal: Albert Jan van den Berg, Andrea Giardina
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2018
Suez, Sociedad General de Aguas de Barcelona, S.A.and Vivendi Universal, S.A. v. Argentine Republic (formerly Aguas Argentinas, S.A., Suez, Sociedad General de Aguas de Barcelona, S.A.and Vivendi Universal, S.A. v. Argentine Republic)
Committee president · award p. 1
Tribunal: Jeswald W. Salacuse, Gabrielle Kaufmann-Kohler, Pedro Nikken, Pedro Nikken
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2014
Vigotop Limited v. Hungary
President — appointed by the parties jointly · award p. 1
Tribunal: R. Doak Bishop, Veijo Heiskanen
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2014
Enkev Beheer B.V. v. Republic of Poland
Co-arbitrator — appointed by the respondent · award p. 1
Tribunal: V.V. Veeder, Albert Jan van den Berg
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2013
AES Corporation and Tau Power B.V. v. Republic of Kazakhstan
Co-arbitrator — appointed by the claimant · award p. 1
Tribunal: Pierre Tercier, Vaughan Lowe, Gary B. Born
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2011
National Grid plc v. The Argentine Republic
LCIA Division (challenge decision), LCIA Division (challenge decision) — appointed by the appointing authority (Chairman of the LCIA Division deciding the challenge to Mr Kessler) · award p. 1
Tribunal: Andrés Rigo Sureda, Whitney Debevoise, Alejandro Garro, Judd Kessler
-
2005
Wena Hotels Ltd. v. Arab Republic of Egypt
President — chosen by the co-arbitrators · award p. 6
Tribunal: Monroe Leigh, Ibrahim Fadlallah, Jr. Don Wallace, Hamzeh Ahmed Haddad
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.