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International Arbitration Forum

Leading arbitrator Public record 11 published cases

Teresa Cheng

Arbitrator in 11 published cases (presiding or sole arbitrator in 2) before ICSID, SIAC tribunals, in gold mining (roşia montană project), industrial gases supply, water and sewage services concession, province of buenos aires disputes.

ICSID, SIAC Gold mining (Roşia Montană Project), Industrial gases supply, Water and sewage services concession, Province of Buenos Aires, Renewable energy; concentrated solar power (CSP)

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Overview

In the published awards, Teresa Cheng has been appointed by claimants 0 times and by respondents 0 times, and has presided or sat alone in 2 cases. 1 dissenting or separate opinion(s) are recorded.

11Published cases
2As chair or sole arbitrator
0Party appointments
1Dissents recorded

Track record

YearCaseRoleAppointed byInstitution / rulesSectorAward
2025 Gabriel Resources Ltd. and Gabriel Resources (Jersey) v. Romania (appointed by the Secretary-General pursuant to the parties' agreement; resigned 7 February 2018) President Institution ICSID · Washington, D.C. Gold mining (Roşia Montană Project) Read award →
2025 Gabriel Resources Ltd. and Gabriel Resources (Jersey) v. Romania (resigned on 7 February 2018) President Institution ICSID Gold mining (Roşia Montană Project) Read award →
2025 Impregilo S.p.A. v. Argentine Republic Committee member — ICSID · Washington, D.C. Water and sewage services concession, Province of Buenos Air Read award →
2020 Eiser Infrastructure Limited and Energía Solar Luxembourg S.à r.l. v. Kingdom of Spain (resigned; vacancy notified 4 April 2018) Committee member — ICSID · Washington, DC Renewable energy; concentrated solar power (CSP) Read award →
2019 BNA v. BNB and BNC dissent Co-arbitrator Institution SIAC · Singapore Industrial gases supply Read award →
2018 EDF International S.A., SAUR International S.A. and León Participaciones Argentinas S.A. v. Argentine Republic Committee member — — — Read award →
2016 Total S.A. v. The Argentine Republic Committee member Appointing authority — — Read award →
2016 Total S.A. v. The Argentine Republic (Challenge proposed by Argentina; decided on in the decision on the proposal to disqualify her) Committee member Appointing authority — — Read award →
2016 Total S.A. v. The Argentine Republic Committee member Appointing authority — — Read award →
2014 El Paso Energy International Company v. The Argentine Republic Committee member — — — Read award →
2014 El Paso Energy International Company v. The Argentine Republic Committee member — — — Read award →

Expertise

The legal issues and sectors decided most often in the published awards. Each links to the cases in the database.

fair and equitable treatment 3annulment 3enforcement 2Roşia Montană 2gold mining 2Canada–Romania BIT 2UK–Romania BIT 2expropriation 2amicus curiae 2transparency 2valuation date 2intra-EU objection 2seat of arbitration 1venue 1arbitration in Shanghai 1proper law of arbitration agreement 1BCY v BCZ 1Sulamérica 1SIAC Rule 18.1 1foreign arbitral institution in PRC 1validation principle 1effective interpretation 1separability 1parol evidence rule 1

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Compiled with AI from the published awards and decisions in the Forum’s database. It covers public cases only, counts each case once, and may contain matching errors; every row links to its source. Corrections: info@arbitration.org. All arbitrators →