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Claus von Wobeser

Gender	Male
Country	Germany
Second Country	Mexico
Year of birth	1954
OECD member	Yes

Number of cases in which have they been involved

Cases in which this arbitrator has been involved, divided into claimant-appointed, respondent-appointed, or presiding arbitrator

As president	Claimant/appointed	Respondent/appointed	Total
5	1	10	16

Additional information about nationality

Frequency with which this arbitrator has been appointed by claimants/respondents of the same/different nationality as the arbitrator

This arbitrator has been appointed by claimant 0% (0) of times from parties of the SAME country

This arbitrator has been appointed by claimant 100% (1) of times from parties of the DIFFERENT countries

This arbitrator has been appointed by respondent 0% (0) of times from parties of the SAME country

This arbitrator has been appointed by respondent 100% (10) of times from parties of the DIFFERENT countries

Claimants' countries

Nationalities of the claimants appointing this arbitrator

Country	No. of times
United States	1

Respondents' countries

Nationalities of the respondent States appointing this arbitrator

Country	No. of times
Peru	3
Spain	2
El Salvador	1
Hungary	1
Venezuela	1
Guatemala	1
Egypt	1

Appointed as President Arbitrator (5 case/s)

Cases in which this arbitrator was appointed as presiding arbitrator

Case	Appointed by	Law firms
Case No. UNC 105/JRF Globalnet - Únete Telecomunicaciones S.A. and Clay Pacific S.R.L.	Unknown	Unknown Unknown
ARB/07/22 AES Summit Generation Limited and AES-Tisza Erömü Kft.	Appointed by agreement of party-appointed arbitrators	Arnold & Porter, London, UK Arnold & Porter, Washington, D.C., U.S.A Law Office of Janos Katona, Budapest, Hungary Allen & Overy, London, U.K.
ARB/12/4 Supervision y Control S.A.	Appointed by designated appointing authority	Arnold & Porter, Washington, D.C., U.S.A Ministry of Foreign Trade, San José, Costa Rica Fowler, Rodriguez, Valdes Fauli
ARB/12/38 Repsol, S.A. and Repsol Butano, S.A.	Appointed by designated appointing authority	Procurador del Tesoro de la Nación, Buenos Aires, Argentina Freshfields Bruckhaus Deringer, Washington, D.C., U.S.A. Marval, O'Farrel & Mairal, Buenos Aires, Argentina Uría Menéndez, Madrid, Spain
ARB/04/7 Sociedad Anónima Eduardo Vieira	Appointed by designated appointing authority	Winston & Strawn, Geneva, Switzerland Álvarez, Hinzpeter, Jana & Valle Estudio Vinuesa y Asociados, Buenos Aires, Argentina

Appointed as Claimants Arbitrator (1 case/s)

Cases in which this arbitrator was appointed by claimants

Case	Law firms
ARB/04/9 CIT Group Inc.	Appointed by designated appointing authority Hunton & Williams, Washington, D.C., U.S.A.

Appointed as Respondent Arbitrator (10 case/s)

Cases in which this arbitrator was appointed by respondent State

Case	Law firms
SCC Case No 062/2012 Charanne B.V. and Construction Investments	State Legal Service Herbert Smith Freehills, Madrid, Spain Bird & Bird LLP, Spain Latham & Watkins, Paris, France
SCC Case No 2013/153 Isolux Infrastructure Netherlands B.V.	Abogacía General del Estado, Ministerio de Justicia, Madrid, Spain Bird & Bird LLP, Spain Latham & Watkins, Paris, France
ARB/18/26 ENAGÁS S.A. (España) and ENAGÁS Internacional S.L.U. (España)	Arnold & Porter Kaye Scholer, Washington, D.C., U.S.A. Arnold & Porter, London, UK Ministerio de Economía y Finanzas, Lima, Peru Linklaters, Madrid, Spain Linklaters, Washington, D.C., U.S.A. CMS-GRAU, Lima, Peru
ARB/18/31 International Holding Project Group and others	Dechert, Paris, France Dechert, Washington, D.C., U.S.A. Egyptian State Lawsuits Authority, Giza, Egypt King & Spalding, Washington, D.C., U.S.A King & Spalding, New York, NY, U.S.A. King & Spalding, Houston, TX, U.S.A. King & Spalding, Paris, France
ARB/10/23 TECO Guatemala Holdings, LLC
ARB/11/1 Highbury International AVV and Ramstein Trading Inc.	Foley Hoag, Washington, D.C., U.S.A. Procuraduría General de la República, Caracas, Venezuela Mezgravis & Asoc, Caracas, Venezuela
ARB/11/21 DP World Callao S.R.L., P&O Dover (Holding) Limited, and The Peninsular and Oriental Steam Navigation Company	Estudio Echecopar, Lima, Peru Ministerio de Economía y Finanzas, Lima, Peru White & Case, Washington, D.C., U.S.A Cleary, Gottlieb, Steen & Hamilton, New York, NY, U.S.A Cleary Gottlieb Steen & Hamilton, Paris, France Cleary Gottlieb Steen & Hamilton, Rome, Italy
ARB/13/21 Edenred S.A.	Baker & McKenzie, New York, NY, U.S.A. Baker & McKenzie, Budapest, Hungary Baker & McKenzie, Toronto, Canada Hogan Lovells, Paris, France
ARB/03/26 Inceysa Vallisoletana S.L.	Arnold & Porter, Washington, D.C., U.S.A Fiscal General, San Salvador, El Salvador Estudio de abogados Ventura Garcés & López-Ibor, Madrid, Spain
ICSID Case No ARB/06/13 Aguaytia Energy, LLC	White & Case, Washington, D.C., U.S.A Estudio Echecopar, Lima, Peru Vinson & Elkins, London, U.K. Vinson & Elkins, Houston, TX, U.S.A.