Our business sectors & areas of law
Antonio’s experience as an international arbitrator covers the following business sectors and areas of law:

Energy & Natural Resources

Construction & Engineering

Consortia / Joint Ventures

Government / National Defence

Investment / International Public Law

Telecommunications

European Law
Companies and Countries that we have served as arbitrators
Energy & Natural Resources
- Acciona
- Alfanar
- Ariana
- Capital Energy
- Cobra
- Daewoo
- Endesa
- ETESA
- FCC Energía
- Gecolsa
- General Machinery
- Greenalia
- Grupo Prodeco
- IBT
- IMASA
- Inveravante
- Korea National Oil
- Linde
- Naturgy
- Oriental Republic of Uruguay
- Pemex
- Petrobras
- Petroecuador
- Petroperú
- Pluspetrol
- Relianz Mining Solutions
- Republic of Argentina
- Republic of Paraguay
- Schlumberger
- Sinopec
- SK Energy
- Trafigura
- Vestas
Construction / Consortia & Joint Venture
Government / National Defense
- DIANCA
- Northrop Grumman
- Republic of Venezuela
- Thyssenkrupp Marine Systems
Selection of outstanding cases
Some of Antonio’s most noteworthy cases since 2015 (beginning with the most recent) include:

LEADING EUROPEAN COMPANY IN COMMERCIAL ROAD TRANSPORT OPTIMIZATION SOLUTIONS VS. THE ORIGINAL PARTNERS
President; co-arbitrators José María Alonso and David Arias. ICC, breach of “Non-Competition and Non-Solicitation” clause, Spanish Law, English and Spanish languages. Counsel to Respondents: Allen & Overy; lawyers for the defendant: Linklaters.

MULTINATIONAL ASSET INVESTMENT FUND VS. RESIDENTIAL ASSET MANAGEMENT COMPANY
Co-arbitrator appointed by the Respondent; president Carlos González Bueno, co-arbitrator David Arias. CAM, breach of contract, Spanish Law, English language. Counsel to claimant: J & A Garrigues; counsel to Respondent: De Carlos Remón.

STATE-OWNED MINING COMPANY COLOMBINA AND ITS CONCESSIONAIRE VS. TWO COMPANIES SUPPLYING MOBILE MINING EQUIPMENT
Co-arbitrator appointed by the Parties; president Valeria Galíndez, co-arbitrator David Cairns. ICC, breach of Maintenance and Warranty Contract for Mobile Mining Equipment. Law of the Republic of Colombia, English language. Counsels to claimants: Freshfields Bruckhaus Deringer US, Dechamps International Law; counsel to Respondents: Baker McKenzie, Gunster.

SPANISH MULTI-MOBILITY PLATFORM VS. COMPANY PROVIDING PRIVATE TRANSPORTATION SERVICES IN SPAIN
Chairman; co-arbitrators D. Arias and M. Araujo. CAM, breach of contract, violation of the non-competition obligation, Spanish law, Spanish language. Counsel to claimant: Broseta Abogados ; counsel to Respondent: Moscardó Abogados.

GLOBAL LEADER IN AIRLINE CATERING AND RETAIL-ON BOARD COMPANY VS. AUSTRIAN GOURMET AIRLINE CATERING COMPANY
Co-arbitrator appointed by Claimant; chairman J. M. Alonso, co-arbitrator M. Conthe. ICC, transition service agreement, Spanish Law, English language. Counsel to Claimant: Gómez-Acebo & Pombo; Counsel to Respondent: Uría Menéndez.

SPANISH ELECTRICITY PRODUCER vs. SPANISH ENERGY MANAGEMENT AND MARKETING COMPANY
Co-arbitrator appointed by Respondent in an award challenge proceeding before the Court itself (CIMA); chairman J. Serrada, co-arbitrator appointed by the party challenging the award M. Conthe. CIMA, risk-sharing contracts derived from the operation of photovoltaic generation units and the provision of services, Spanish Law, Spanish language. Counsels to Claimants: Uría Menéndez; Counsel to Respondent: Andersen Tax Legal.

Peruvian Mining Management Corporation vs. One of the World's leading independent commodity trading and logistics group
Chairman; co-arbitrators E. Zuleta and L. Radicati di Brozolo. CCL, Share Purchase Agreement, breach of representations and warranties, Peruvian law, Spanish language. Counsels to claimant: Clifford Chance US and Estudio Rodríguez Angobaldo; counsels to repondent: Reed Smith and Rodrigo, Elías & Medrano.

Spanish energy companies’ consortium vs. Spanish renewable energy company
Co-arbitrator appointed by the claimant; chairman P. Perales, co-arbitrator J. A. Cainzos. CAM, breach of EPC contract and damages, Spanish law, Spanish language. Counsel to claimant: Hogan Lovells International; counsel to Respondent: Caamaño, Concheiro & Seoane (CCS Abogados).

Italian multinational energy company vs. Spanish multinational energy Company
Co-arbitrator appointed by Respondent; chairman L. Gama, co-arbitrator J. Rosell. LCIA, energy supply contracts, Spanish law, Spanish language. Counsel to Claimant: Garrigues; Counsel to Respondent: Baker & McKenzie.

Multinational oil company vs. Latin American state-owned oil company
Chairman; co-arbitrators G. Parodi and A. Jana. PCA, UNCITRAL Rules, optimization of production, recovery and exploration activities agreement, oil industry, Spanish language. Counsel to Claimant: Robalino Abogados; Counsels to Respondent: Procuraduría of the Republic.

SPANISH INFRASTRUCTURE COMPANY VS. SPANISH RAILWAY CONSTRUCTION COMPANY, GERMAN MULTINATIONAL INFRASTRUCTURE COMPANY AND SPANISH MULTINATIONAL INFRASTRUCTURE GROUP
Chairman; co-arbitrators M. Conthe and J. García Torres, administrative secretary G. Hierro. CIMA, internal dispute within a consortium created for the construction of a metro network in a Latin American capital, Spanish law, Spanish language. Counsel to claimant: Iter Law & Partners; Counsels to respondents: Herbert Smith Freehills, Internal Consultant for the Spanish multinational infrastructure group and Baker & McKenzie.

Financial entity created by the Spanish State VS. LISTED SPANISH BANK
Co-arbitrator appointed by Claimant; chairman V. Hernández-Tavera, co-arbitrator R. Bercovitz. CAM, protocol of financial support measures, Spanish law, Spanish language. Counsel to Claimant: Jones Day; Counsel to Respondent: Uría Menéndez.

GERMAN ENERGY COMPANY VS. MEXICAN STATE-OWNED OIL COMPANY
Chairman; co-arbitrators A. Jana and M. Carrillo, administrative secretary M. Gómez Carrión. ICC, nitrogen supply contracts, Federal Law of Mexico, English and Spanish languages. Counsel to Claimant: Martínez Algaba de Haro y Curiel; Counsels to Respondent: R. Loustaunau, A. Soto and others.

CHINESE OIL COMPANY VS. SPANISH COMPANY
Co-arbitrator appointed by Claimant; chairman S. Sacco, co-arbitrator J. P. Correa. LCIA, oil products storage agreement, Spanish law, English language. Counsel to Claimant: Clyde & Co; Counsel to Respondent: Redi Abogados.

EURASIAN REPUBLIC VS. Spanish multinational construction Company
Co-arbitrator designated by Respondent; chairman N. Debbas, co-arbitrator T. Wetmore. Ad Hoc, UNCITRAL Rules (with ICC as appointing authority), FIDIC agreement, law of the Eurasian Republic, English language. Counsel to Claimant: Lalive; Counsel to Respondent: Pinsent Masons.

Spanish Venture Capital Fund VS. SPANISH INVESTMENT COMPANY
Co-arbitrator appointed by Respondent; chairman J. A. Caínzos, co-arbitrator M. A. Fernández-Ballesteros. CIMA, sales and purchase agreement, Spanish law, Spanish language. Counsel to Claimant: Gómez Acebo & Pombo; Counsel to Respondent: Avego.

Spanish Public Entity VS. SPANISH BANKING GROUP COMPANY
Co-arbitrator designated by Respondent; chairman P. Claros, co-arbitrator P. Perales. CEA, provision of migration services, asset management and legal advice agreement, Spanish law, Spanish language. Counsel to Claimant: José María Alonso; Counsel to Respondent: Fernando Blanco.

AUSTRIAN ENERGY COMPANY VS. SPANISH MULTINATIONAL INFRASTRUCTURE COMPANY
Co-arbitrator designated by Claimant; chairman M. Coccia, co-arbitrator M. A. Fernández-Ballesteros. ICC, hydroelectric contract, construction and infrastructure, Spanish law, Spanish language. Counsel to Claimant: Gómez Acebo & Pombo; Counsel to Respondent: Linklaters.

SPANISH MANUFACTURING COMPANY VS. CARIBBEAN REPUBLIC
Co-arbitrator designated by Claimant; chairman J. M. Júdice, co-arbitrator L. Malintoppi. PCA, UNCITRAL Rules, Bilateral Investment Treaty based arbitration, sugar industry, Spanish language. Counsel to Claimant: Stampa Abogados; Counsels to Respondent: Uría Menéndez and Matrix Chambers.

Canadian multinational infrastructure Company VS. METROPOLITAN MUNICIPALITY OF PERU
Co-arbitrator designated by Claimant; chairman A. Mourre, co-arbitrator E. Martínez Coco, administrative secretary E. Gutiérrez. Ad Hoc, UNCITRAL Rules, concession agreement, infrastructure-construction, Peruvian law, Spanish language. Counsel to Claimant: Estudio Echecopar, associated with Baker & McKenzie; Counsels to Respondent: Jenner & Block and Foley Hoag.

SPANISH RENEWABLE ENERGY COMPANY VS. SPANISH GLOBAL CONSTRUCTION COMPANY AND SPANISH RENEWABLE ENERGY COMPANY
Chairman; co-arbitrators P. Sala and J. García Romanillos, administrative secretary B. Piñar. CIMA, sales and purchase agreement (SPA) and operation & maintenance (O&M) contracts, renewable energy industry, Spanish law, Spanish language. Counsels to Claimant: LCGA and Torres Díaz; Counsels to Respondents: Pérez-Llorca and Ramón y Cajal.

SPANISH RENEWABLE ENERGY COMPANY VS. DANISH RENEWABLE ENERGY COMPANY
Chairman; co-arbitrators M. Rivero and J. García Torres, administrative secretary B. Piñar. CIMA, Operation & Maintenance (O&M) contract, wind energy industry, Spanish law, Spanish language. Counsel to Claimant: Ernst & Young; Counsel to Respondent: Clifford Chance.

SAUDI ARABIAN COMPANY VS. SPANISH RENEWABLE ENERGY COMPANIES
Co-arbitrator designated by Respondents; chairman J. Rosell, co-arbitrator C. Ambrose. ICC, call option agreement over a wind portfolio, sale and purchase Agreement (SPA), energy industry, Spanish law, English language. Counsel to Claimant: Uría Menéndez; Counsel to Respondent: Pérez-Llorca.

HYDRIKA 1 SAC, HYDRIKA 2 SAC, HYDRIKA 3 SAC, HYDRIKA 4 SAC, HYDRIKA 5 SAC, HYDRIKA 6 SAC (USA) VS. REPUBLIC OF PERU
Co-arbitrator designated by Claimants; chairman A. Mourre, co-arbitrator R. Oreamuno. ICSID Case No. ARB/18/48, concession contracts, engineering procurement and construction (EPC) projects, renewable energy industry, ICSID Convention, Spanish language. Counsels to Claimants: Hughes Hubbard and Reed; Counsels to Respondent: Arnold & Porter Kaye Scholer and a Special Commission Representing the State in International Investment Disputes of the Ministry of Economy and Finance of the Republic of Perú.

German multinational distribution company VS. SPANISH COMPANIES
Chairman; co-arbitrators J. M. Alonso and M. A. Fernández-Ballesteros, administrative secretary B. Piñar. CIMA, distribution and cooperation agreements, Spanish law, Spanish language. Counsel to Claimant: Uría Menéndez; Counsel to Respondents: Deloitte Legal.

SPANISH REAL ESTATE COMPANY VS. GLOBAL SPANISH COMPANY
Co-arbitrator designated by Respondent; chairman M. A. Fernández-Ballesteros, co-arbitrator D. Arias, administrative secretary J. C. Páez. Equity arbitration administered by CAM, lease contract, hotel industry, Spanish language. Counsel to Claimant: Mena; Counsels to Respondent: OCP, Pérez-Llorca.

LUXEMBOURG HOLDING COMPANY VS. LUXEMBOURG HOLDING COMPANY
Co-arbitrator designated by Claimant; chairman J. Fernández-Armesto, co-arbitrator D. Arias, administrative secretary S. Jalles. ICC, share purchase agreement, Portuguese law, English language. Counsel to Claimant: PLMJ Advogados; Counsels to Respondent: Morais Leitão, Galvão Teles, Soares da Silva.

SPANISH GLOBAL CONSTRUCTION COMPANY VS. GREEK HOLDING COMPANY
Co-arbitrator designated by Claimant; chairman D. Hofmann, co-arbitrator A. P. Mantakou. ICC, concession and share purchase agreement, infrastructure, Greek law, English language. Counsel to Claimant: Dryllerakis; Counsel to Respondent: White & Case.

GERMAN GLOBAL DISTRIBUTION COMPANY VS. SPANISH COMPANY
Co-arbitrator designated by Claimant; chairman D. Arias, co-arbitrator J. J. Pintó, administrative secretary O. Cojo. CAM, share purchase agreement, Spanish law, English language. Counsel to Claimant: Gómez Acebo & Pombo; Counsel to Respondent: Balaguer Morera.

SPANISH BANKS AND SPANISH CONSTRUCTION COMPANY VS. US FUNDS, LUXEMBOURG FUND and International Insurance Group
Co-arbitrator designated by Respondents; chairman E. Silva Romero, co-arbitrator M. A. Fernández-Ballesteros, administrative secretary A. Gordillo. CAM, share purchase agreement, Spanish law, Spanish language. Counsels to Claimant: Uría Menéndez and Cortés Abogados; Counsels to Respondents: Ashurst, Linklaters, and Sánchez Calero.

Brazilian multinational oil Company VS. SOUTH AMERICAN REPUBLIC
Co-arbitrator designated by Claimant; chairman Y. Dérains, co-arbitrator D. Fernández Arroyo. ICC, public concession agreement, Uruguayan law, Spanish language. Counsel to Claimant: Ferrere; Counsels to Respondent: RXA and Procuraduría of the Republic.

ENGLISH COMPANY VS. EUROPEAN INSURANCE COMPANY
Co-arbitrator designated by Claimant; chairman D. J. A. Cairns, co-arbitrator M. Garayo, administrative secretary P. Carrasco. ICC, warranty insurance policy, sale and purchase agreement, Spanish law, Spanish language. Counsel to Claimant: Clifford Chance; Counsel to Respondent: RSM.

German subsidiary of a French multinational telecom company VS. SPANISH MULTINATIONAL INFRASTRUCTURE COMPANY
Co-arbitrator designated by Respondent; chairman G. S. Tawil, co-arbitrator A. Sabater, administrative secretary F. Campolieti. ICC, put option contract, Spanish law, Spanish language. Counsels to Claimant: Gómez Acebo & Pombo and Weil Gotshal & Manges; Counsel to Respondent: Herbert Smith Freehills.

VENEZUELAN STATE-OWNED COMPANY VS. GERMAN GLOBAL COMPANY
Co-arbitrator designated by Respondent; chairman L. F. Castresana, co-arbitrator M. A. Fernández-Ballesteros, administrative secretary A. Navarro. ICC, contract for the execution of repairs and major maintenance of various submarines, Venezuelan law, Spanish language. Counsels to Claimant: VB Arbitration and Escritorio Jurídico Rodríguez Galán; Counsels to Respondent: D’Empaire Reyna and Uría Menéndez.

ITALIAN ENGINEERING COMPANY VS. SPANISH INFRASTRUCTURE GLOBAL COMPANY
Co-arbitrator designated by Respondent; chairman G. Tawil, co-arbitrator F. Ossa, administrative secretary M. I. Corrá. ICC, hydroelectric contract, construction and infrastructure, Panamanian law, Spanish language. Counsels to Claimant: Fleischmann & León, Asesores Jurídicos de Panamá, Varela y Cia and Britton & Iglesias; Counsels to Respondent: Jones Day and Morgan & Morgan.

MULTINATIONAL KOREAN OIL AND GAS COMPANIES VS. SOUTH AMERICAN STATE-OWNED OIL COMPANY
Co-arbitrator designated by Claimants; chairman A. Mourre, co-arbitrator E. Silva Romero, administrative secretary E. Gutiérrez. Ad Hoc, UNCITRAL Rules, assignment agreement, environmental quality standards, gas industry, Peruvian law, Spanish language. Counsel to Claimants: Bullard Falla Ezcurra; Counsels to Respondent: Lourdes Flores Nano and VMR.

Peruvian oil Company VS. SOUTH AMERICAN STATE-OWNED OIL COMPANY
Co-arbitrator designated by Claimant; chairman A. Mourre, co-arbitrator E. Silva Romero, administrative secretary E. Gutiérrez. CCL, remediation contracts, gas industry, Peruvian law, Spanish language. Counsel to Claimant: Bullard Falla Ezcurra; Counsels to Respondent: Lourdes Flores Nano and VMR.

NORTH AMERICAN MILITARY SHIPBUILDING AND DEFENCE TECHNOLOGY COMPANY VS. VENEZUELAN REPUBLIC AND US BANK
Co-arbitrator designated by Respondents; chairman J. E. Nunes Pinto, co-arbitrator H. Grigera. Ad Hoc, PCA (ICC as appointing authority), UNCITRAL Rules, contract for overhaul and retrofitting of frigates, law of a South American State, languages: English and Spanish. Counsels to Claimants: Hughes Hubbard & Reed, Sheppard Mullin Richter & Hampton, DLA Piper; Counsels to Respondent: O. C. Guglielmino, D. B. Gosis, I. Torterolla and Procuraduría of the Republic.

GLOBAL CONSTRUCTION AND INFRASTRUCTURE COMPANIES CONSORTIUM VS. BINATIONAL ARGENTINIAN-PARAGUAYAN ENTITY
Chairman; co-arbitrators J. M. Pérez and T. Clay, administrative secretary E. Sevila. ICC, construction and engineering agreement, infrastructures, Argentinian law, Spanish language. Counsel to Claimants: Yves Dérains; Counsels to Respondent: in-house lawyers of the binational entity.

SPANISH BANK VS. SPANISH SAVINGS BANKS
Co-arbitrator designated by Respondents; chairman J. Serrada, co-arbitrator J. García Torres. CIMA, “Integration Contract”, Spanish law, Spanish language. Counsel to Claimant: Uría Menéndez; Counsels to Respondents: Garrigues and Gómez Acebo & Pombo.

ITALIAN AND US GLOBAL AUTOMOTIVE COMPANIES VS. FRENCH GLOBAL AUTOMOTIVE COMPANY
Co-arbitrator designated by Claimants; chairman B. Hanotiau, co-arbitrator K. Sachs. ICC, share purchase agreement and shareholder agreement, automotive industry, Spanish law, languages: French and Italian. Counsel to Claimants: Winston and Strawn; Counsel to Respondent: Froriep Rengli.

SPANISH AND GERMAN GLOBAL ENERGY COMPANIES VS. GERMAN GLOBAL CHEMICAL COMPANY
Chairman; co-arbitrators J. F. Armesto and R. Bércovitz. PCA, UNCITRAL Rules, gas and electric power supply contract, Spanish law, languages: English and Spanish. Counsel to Claimants: CMS Albiñana Suárez de Lezo; Counsel to Respondent: Gómez Acebo & Pombo.

BANCO SANTANDER, BANCO POPULAR, AHORRO CORPORACIÓN AND RENTA 4 VS. THE RUSSIAN FEDERATION
Expert; chairman J. Paulsson, co-arbitrators T. Landau and C. N. Brower. SCC, Investment arbitration under a BIT and the Energy Charter Treaty, English language, Counsels to Claimants: Covington & Burling and Cuatrecasas Gonçalves Pereira; Counsel to Respondent: Baker Botts.

ITALIAN CRUISE COMPANY VS. THE REPUBLIC OF CUBA
Chairman; co-arbitrators: A. Mourre and R. Dávalos, ICC, harbour concession contracts, Cuban law, Spanish language. Counsels to Claimant: Thomas Clay, Studio d’Angelo and Eduardo Silva Romero; Counsels to Respondent: Bufete Proconsul and Procuraduría of the Republic.

PORTUGUESE TELECOM COMPANY VS. SWEDISH TELECOM COMPANY
Co-arbitrator designated by Respondent; chairman E. Silva Romero, co-arbitrator J. Fernández Armesto. ICC, sales and purchase agreement, Spanish Law, English language, Counsel to Claimant: SJ Berwin; Counsel to Respondent: DLA Piper.
Hierro Arbitration
informacion@hierroarbitration.com
+34 910 633 263; +34 910 633 264
C/ Almagro, 3 – Piso 4 Derecha - 28010 Madrid - Spain