Partner – Litigation and Arbitration

Diego is a managing partner at Martinez & CIA Abogados. He holds a law degree from the Pontifical Catholic University of Peru (PUCP). He holds an LL. M. in ‘Comparative and International Dispute Resolution’ from Queen Mary University of London (England), has completed advanced studies in arbitration at the Swiss Arbitration Academy in collaboration with the Universities of Lucerne and Neuchâtel (Switzerland), and has completed postgraduate courses in contracts and damages at the University of Salamanca (Spain), and in public procurement at the PUCP and ESAN.

He is an arbitrator at the Arbitration Centre of the American Chamber of Commerce in Peru (Amcham), the Cusco Chamber of Commerce and Ankawa International. He is a member of the Peruvian Association of Constitutional Law, the Spanish Arbitration Club and the Chartered Institute of Arbitrators (ACiarb). He currently lectures in procedural law at the PUCP and the University of Lima.

He has been a partner at Benites, Vargas & Ugaz, and an associate in the litigation and arbitration practice at Payet, Rey, Cauvi, Pérez, and Rodrigo, Elías & Medrano. He also served as in-house counsel for Maple Gas, focusing his practice on providing legal services to the hydrocarbons sector.

Mauricio Gomm Santos, FCIArb, brings 30 years of experience as a senior level Brazilian/U.S. international attorney admitted to practice in Brazil, New York, and Florida; in the latter as Foreign Legal Consultant. Mr. Gomm serves as counsel, arbitrator, and mediator in proceedings in a variety of fields and languages under the rules of the world’s major arbitral institutions as well as Ad-Hoc and cases under the UNCITRAL Arbitration Rules. Mr. Gomm participates as expert witness before national courts and arbitrations, seated in the United States, Brazil and other venues. He also provided academic expertise in the High-Level Meeting with USA Supreme Court Justices on international commercial arbitration hosted by the Organization of American States in several jurisdictions in the region. Mr. Gomm Santos was responsible for drafting the project of an academic institute focused on the study of international arbitration within the University of Miami School of Law.

Lawyer graduated in Law from UFRJ, with a postgraduate degree in Civil Procedure from Instituto Romeu Bacelar, an LL.M. in International Trade Law from the University of Turin, Italy, and a master’s and PhD in Economic Law from PUCPR. State Attorney for Paraná, professor at PUCPR, Coordinator of the PUCPR Arbitration Center, and Coordinator of the postgraduate program in Corporate Law and Business Contracts at PUCPR. Vice-President of the Arbitration Commission of OAB Paraná for the 2022–2024 and 2025–2027 terms, Fellow of the Chartered Institute of Arbitrators (FCIArb), and member of the Brazilian Arbitration Committee (CBAr).

Founding Partner at Daniela Gabbay Advocacia e Resolução de Conflitos, a boutique law firm specialized in dispute resolution, especially in arbitration and mediation.Currently listed on the roster of mediators and arbitrators in the most prestigious centers in Brazil, Daniela is an experienced Mediator and Arbitrator in ad hoc and institutional proceedings on corporate disputes under different arbitration rules.

She holds a master degree and a doctorate degree from the University of Sao Paulo and has been a visiting fellow at Yale University (2008) and the London School of Economics and Political Science (2013).

Professor at Fundação Getulio Vargas Law School, teaching courses in Civil Procedure, Mediation and Arbitration in the Graduate and Undergraduate Programs. Author of several books and articles on mediation and arbitration.

Daniela is also regularly listed in worldly recognized rankings, such as Who’s Who Legal (Future Leaders in Arbitration and Global and National Leader in Mediation) and Leaders League (Arbitration, Litigation and Brazil’s Best Mediators rankings).

Experienced leader with a demonstrated history of working in project businesses (including energy & construction industries).

Jan combines Alternative Dispute Resolution with Contract Management to improve Project results.

Ana Cristina is a lawyer, national and international arbitrator, adjudicator, member of the Dispute Resolution Board Foundation, the Peruvian Society of Construction, co-founder of Women Leaders in Construction and university professor.

The new professional partnership with Valenti Consulting stems from the valuable connection created by Eng. Andrea Dalceggio and the subsequent meeting between Ana Cristina Velásquez and Daniela Valenti, which took place in Madrid last June during the week dedicated to international arbitration.

From this instantaneous professional synergy comes the desire to consolidate the virtual bridge between Europe and South America, with the aim of guaranteeing the corporate clients of the two firms a consolidated and strategic local presence and specialised high-level services.

Lawyer and Arbitrator based in São Paulo.

Eduardo has extensive experience with national and international matters related to different sectors, such as the financial market, agribusiness, life sciences, civil construction, automotive industry among others.

Eduardo is a Ph.D candidate and holds a LL.M in International Law at PUC/SP, where he also obtained his Postgraduation Degree in Administrative Law. He holds a LL.M in International Commercial Law from University College London-UCL. He is a professor of Postgraduate courses in Arbitration and International Law at COGEAE-PUC/SP. He coordinates the Group of Studies in International Commercial Law at PUC/SP.

Business Lawyer. Vice-President of the Arbitration Commission of the Federal Council-OAB. Electoralist. Angel Investor

Has relevant experience in civil and commercial matters, both in the litigation and consultancy areas.
In the litigation area, she represented clients for more than fifteen years in conducting mediation, arbitration and judicial processes, in all instances.

In the consultancy area, she has extensive experience in pre-litigation advice and risk assessment related to corporate operations.

Partner at MVGA Advogados – Madeira, Valentim & Gallardo Advogados

More than 20 years devoted to the civil, commercial and corporate areas, with focus on local and international arbitration and complex litigation.  Significant experience on M&A transactions as well. Has also appeared as expert witness before international tribunals, and Arbitrator under various Arbitration Centers and rules.

Since August 2023, Daniel has been working exclusively as an arbitrator in the resolution of disputes arising from or relating to public or private works contracts, concessions, works-in-lieu-of-tax contracts and various commercial contracts.

Mestre e Doutor em Direito Civil pela Universidade do Estado do Estado do Rio de
Janeiro – UERJ. Pesquisador Visitante (Visiting Post-Doctoral Fellow) no Instituto de
Estudos Políticos de Paris (Sciences Po), em Arbitragem Internacional. Procurador do
Município do Rio de Janeiro. Professor Convidado da Pós Graduação Lato Sensu em
Direito Civil Constitucional do Centro de Estudos e Pesquisas no Ensino do Direito
(CEPED) da UERJ, do Curso de Especialização em Direito dos Contratos da Pontifícia
Universidade Católica do Rio de Janeiro (PUC Rio), da Escola Superior de Advocacia
Pública do Estado do Rio de Janeiro (ESAP PGE/RJ) e da Escola Superior de Advocacia
da Ordem dos Advogados do Brasil (ESA OAB/RJ). Professor de Graduação na
Fundação Getúlio Vargas (FGV Direito Rio).

Lawyer graduated from Universidad San Martín de Porres, arbitrator and partner at Montezuma Abogados. He acts as an arbitrator in ad hoc proceedings and before various arbitration centres in Peru, including the Lima Chamber of Commerce, AMCHAM, OSCE, CAPECO, the College of Engineers of Peru and the Lima Bar Association. He is a member of the Chartered Institute of Arbitrators (CIArb) in London and a candidate for FellowCIArb. He is also included on the list of arbitrators of the Arbitration Court of the Madrid Chamber of Commerce and is a member of the American International Commercial Arbitration Court (AICAC). He is a lecturer in Arbitration and Alternative Dispute Resolution and coaches university teams participating in international arbitration competitions.

Associate in Selma Lemes Advogados. Experience with Transnational Dispute Resolution and Commercial Arbitration in Brazil.

Partner at FCDG Advogados, specialising in civil, administrative and commercial litigation, as well as domestic and international arbitration.

Carlos Elias Stefen holds a PhD in Procedural Law from the University of São Paulo and has over 15 years of experience in complex litigation and arbitration. He acts as counsel and arbitrator in domestic and international disputes involving corporate, commercial, and construction matters. He is listed as an arbitrator with several Brazilian arbitration institutions and has experience in proceedings before the ICC. He also teaches procedural law and arbitration at undergraduate and postgraduate levels and delivers practical training for legal and technical professionals.

Full Professor of Private International Law at PUC-Rio and partner at Nadia de Araujo Advogados. Member of the Permanent Court of Arbitration in The Hague. Former Arbitrator and President (2019) of the Mercosur’s Permanent Tribunal of Revision. President of the Advisory Council of CAM-CCBC. Doctor of Juridical Science from USP and Master of Comparative Law from George Washington University.

A graduate in law from the Pontifical Catholic University of Peru and an arbitrator at the Arbitration Centre of that institution. Holds a Master’s degree in International Trade Law from the University of Turin, in association with UNCITRAL.

Has over seven years’ experience in dispute resolution in areas such as trade, public procurement and administrative law.

Graduated in Civil Engineering with honors, MBA in Finance, 25 years of executive experience in project management, contract and claim management. Chartered Arbitrator and Quantity Surveyor.

Experienced in executing international construction projects, including complex power generation plants and large-scale infrastructure developments. Proficient in implementing measures to ensure meeting and exceeding compliance with budget, schedule, quality, safety,
and customer expectations.

Experience gained during the execution of industrial buildings, LNG to Power projects, Simple Cycle and Combined Cycle power plants, water distribution systems, gas &; water pipelines, water treatment plants, HV Switchyard & Transmission Lines, Piers & Docks, roads & railways, tunneling & airports.

Highly skilled in Contract Administration, Claims Management and Dispute Avoidance and Resolution. Focused on implementing project commercial and contractual strategies that constantly exploits opportunities and minimize exposure to risks.

Tested and skilled in Project and Contract Management, Finance and Accounting, resolution of Claims and Disputes, Litigation Support.

Fluent in English, Spanish and Portuguese.

Arbitrator and legal consultant with a large experience in the public sector. JD from Universidade de São Paulo and holds an LLM degree from the University of Chicago. Former Vice Chair of the Legal Department of the State of São Paulo,  she has occupied various high-profile positions across practice areas including Infrastructure, Public-Private Partnerships, Concessions, Arbitration, Corporate, and Finance & Tax. Founding partner of Cristina Mastrobuono Advogados. Acts as arbitrator in proceedings related to the infrastructure sector and coordinates the Infrawomen Brazil Mediation and Arbitration Committee. Former Chair of Ciarb Brazil Branch (2024-2026).

Renata Steiner is a Brazilian Private Law professor, independente arbitrator, and legal
expert. Mrs. Steiner’s major área of expertise relates to comercial disputes, especially
comercial contracts (domestic and international), construction contracts, corporate, real
estate and Succession Law disputes. Within these areas, her practice focuses in questions
related to damages quantification. Mrs. Steiner has been action as an arbitrator in several
arbitral proceeding seated in Brazil, either as partyappointed
arbitrator, by appointment of
fellow arbitrators or by the administering institution.

Lawyer at Nanni Advogados, with a degree in Law from Universidade Presbiteriana Mackenzie, postgraduate studies in Contract Law from Fundação Getúlio Vargas and an LLM in International Trade Law from Universidade de São Paulo. Experience in Civil, Commercial and Private International Law. Associate Editor of the Revista de Arbitragem e Mediação and member of the Brazilian Arbitration Committee, ITA Advisory Board, New Voices, Young ITA and INOVARB-AMCHAM.

Lawyer and Partner at Quintana & Asociados, with a Law degree and completed Master’s studies in Business Law from Pontificia Universidad Católica del Perú. Legal Advisor to the United Nations Office for Project Services (UNOPS). Arbitrator listed with the Arbitration Center of PUCP, Lima Chamber of Commerce, OSCE, Huancayo Chamber of Commerce, Peruvian Arbitration Court, Colegio de Ingenieros del Perú and other leading Peruvian arbitral institutions.

-Arbitrator – Centro Brasileiro de Mediação e Arbitragem (CBMA), Brazil;

-Sports Arbitration course Coordinator – Centro Brasileiro de Mediação e Arbitragem (CBMA), Brazil;

-Vice-President of the 1st Disciplinary Committee of the Santa Catarina Football Sports Court, Brazil;

-Member of the Ordem dos Advogados do Brasil, Santa Catarina Section Arbitration Committee, Brazil;

-Member of the Brazilian Bar Association;

-Member of the Portuguese Bar Association;

-Master in Transnational Law (Dissertation: Sports Arbitration);

-Publisher:

— A Câmara Nacional de Resolução de Disputas da CBF: Instauração do Processo, Procedimento e Natureza das Decisões à Luz do Instituto da Arbitragem. In: Douglas Anderson Dal Monte; Rodrigo de Assis Horn. (Org.). ANUÁRIO MH 2019. 1ed. Florianópolis: Conceito Editorial, 2019, v. 1, p. 261-282

— The Arbitral Nature of the Dispute Resolution Chamber – ‘Discussion on the necessary requirements for the decisions of the FIFA Dispute Resolution Chamber to be recognized as arbitration awards’. In: MEIRIM, José Manuel (Director). REVISTA DO DIREITO DO DESPORTO. Ano II, n.º 4, Setembro-Dezembro 2020. Lisboa: AAFDL / FPF PORTUGAL FOOTBALL SCHOOL, 2020, p. 76-100

— ARBITRATION: STATUTES OF LIMITATION TO INITIATE AN ARBITRATION PROCEEDING

Discussion about the institute, legal nature and possible consequences for the expiration of the term. Revista Brasileira de Alternative Dispute Resolution – RBADR, v.2, n.4 (jul-dez).

Law degree from UNICURITIBA, postgraduate qualifications in Constitutional Law from the Brazilian Academy of Constitutional Law (ABDCONST) and in Law, Logistics and International Business from PUC/PR. LL.M. in International Business Law from Sorbonne-Assas University (Paris 2) and a Master’s degree in Business Law, Arbitration and ADR from the Instituto Superior de Derecho y Empresa (ISDE), Madrid. Judicial mediator certified by the OAB/PR Higher School. Fluent in Portuguese, English and Spanish.

Maria Luiza is a Brazilian-qualified lawyer who works with strategic dispute resolution
and prevention, arbitration and contract management, with focus on the sectors of
infrastructure and construction.

Senior Partner at Estudio Reyes Consultores, a lawyer recognised in Band 5 of Chambers Latin America 2026 and Global Chambers 2026, recommended by Legal 500 Latin America 2026 and Leaders League 2026, and an MCIArb arbitrator.

A lawyer qualified from the Pontifical Catholic University of Peru with over 20 years’ experience in public and private arbitration, holding a Master’s degree in Public Procurement Law from the University of Castilla-La Mancha, Spain; and a Master’s degree in Company Law from the Pontifical Catholic University of Peru; and with specialisations in Arbitration and Dispute Resolution Boards (JRDs), delivered by the Centre for Conflict Analysis and Resolution at the Pontifical Catholic University of Peru (PUCP), CEU San Pablo University in Madrid, Spain, and other institutions; as well as studies in investment arbitration and construction law at the American University Washington College of Law.

Judicial Mediator (TJSP – Court of Justice of the State of São Paulo) and Extrajudicial Mediator at some of Brazil’s leading chambers. Certified by the IMI – International Mediation Institute, the ICFML – Institute for the Certification and Training of Portuguese-speaking Mediators, and ODR Foundations Training. Facilitator. Arbitrator. Fellow of CIArb – Chartered Institute of Arbitrators (United Kingdom). Lawyer. Lecturer on undergraduate and postgraduate law courses. Author of legal books and articles. Master’s and Doctorate in Procedural Law from USP – University of São Paulo. Trained in mediation by Mediaras Mediaciones Privadas (ARG) and Algi Mediação. Trained in Negotiation by FGV – Fundação Getúlio Vargas. Specialist in Mediation of Complex Conflicts and in Negotiation through the PON – Program on Negotiation at Harvard Law School (USA). Trained and certified in Dispute Board by the DRBF – Dispute Resolution Board Foundation (USA). Member of the AASP – São Paulo Bar Association; the ABDEM – Brazilian Association of Energy and Environmental Law; the CBAr – Brazilian Arbitration Committee; the CEAPRO – Centre for Advanced Studies in Procedural Law; the DRBF – Dispute Resolution Board Foundation; the IASP – São Paulo Lawyers’ Institute; the IBDP – Brazilian Institute of Procedural Law; INSOL International; and the TMA – Turnaround Management Association Brazil. Full Member of the Consensual Solutions Committee of the OAB/SP – São Paulo Section of the Brazilian Bar Association.

Lawyer, ADR practitioner – infrastructure, commercial and corporate. PhD in International Law and Master in Economic and Financial Law, University of São Paulo Faculty of Law. Specialist in complex negotiation and dispute resolution at Harvard Law School. Fellow of the Chartered Institute of Arbitrators (FCIArb). CIArb Brazil Branch Honorary Secretary. CPR – International Institute for Conflict Prevention and Resolution (CPR Neutral) and CDER – Center for Effective Dispute Resolution (CEDR Neutral) certified mediator.

Peruvian lawyer and arbitrator specializing in public procurement, construction law, and alternative dispute resolution. Chartered Member of the Chartered Institute of Arbitrators (CIArb), holder of a Master’s in Economic Administrative Law from Universidad del Pacífico, and doctoral candidate in Government and Public Administration at Universidad Continental, Paredes Espejo researches new arbitrable matters such as State liability. Additional studies include Public Works Law (Pontificia Universidad Católica de Chile), Dispute Boards (PUCP), and Construction Law and Dispute Resolution (UPC).

Director of BAPE Legal: Public Works Law, Paredes Espejo has acted as arbitrator in numerous institutional proceedings before the Lima Chamber of Commerce, the Arequipa Chamber of Commerce, the Peruvian College of Engineers, and other arbitration centers. Experience also includes serving as arbitral secretary in over sixty cases and as an expert witness in reports totaling hundreds of millions of soles in public works contracts. Current practice encompasses comprehensive contract management under Law No. 32069 and advisory work on contractual risks in road infrastructure.

Author of publications on arbitration and public procurement, Paredes Espejo wrote a thesis on arbitration as the natural forum for State liability disputes arising from public works, which earned academic recognition and was later published as a scientific article. With the newly obtained Ciarb credential, Paredes Espejo adds an international seal to a career built on hard work and without shortcuts.

Eric Franco brings over 20 years of experience as lawyer, international arbitrator, member of dispute boards, mediator and professor. He has worked on infrastructure, engineering and construction projects and disputes in Latin America, Europe and Asia, both as inhouse counsel for owners and an international contractor, as well as external counsel, arbitrator and member of dispute boards. He is Managing Partner at Legal Delta. Was an in-house lawyer in large international companies in the power, mining, infrastructure, engineering, and construction sectors, for more than 16 years until March 2024. His last position was contracts and disputes Global Expert at Engie Group and General Counsel at Engie Energía Peru. As an arbitrator, he participates in international and domestic arbitrations, both in English and Spanish. He is a member of standing and ad-hoc dispute boards and one of the leading promoters of dispute boards in Latin America. Holds leadership positions in several organizations related to arbitration, dispute boards, mediation and construction law. He is a professor of conflict prevention and resolution, construction law and infrastructure law. Is used to working within international and intercultural environments and teams. He has worked in Switzerland, England, Japan and Peru. He is fluent in Spanish (native) and English and has basic knowledge of German and Japanese.

FCIArb, Doctor and Master of Public Law from the University of São Paulo, Visiting Scholar at the University of Nottingham (2016), Professor of Administrative Law, arbitrator, and lawyer with experience in advisory and litigation matters in public law in general.

Lawyer graduated with honours from the Pontifical Catholic University of Peru (PUCP), holding an MBA from Universidad San Ignacio de Loyola (USIL) and having completed postgraduate studies in Legal Sciences at the University of Buenos Aires (UBA). Professor at PUCP and Universidad ESAN, with extensive experience as a national and international arbitrator. Former Academic Secretary of PUCP’s Faculty of Law and member of the commission reviewing Peru’s Extrajudicial Conciliation Law. Recipient of the Excellence Award for the best MBA graduation project at USIL in 2011 and a World Trade Institute scholarship in 2014. Areas of expertise include arbitration, public procurement, administrative law, civil and procedural law, and intellectual property.

Full-time Professor at the Academic Department of Law and member of the Research Center of Universidad del Pacífico. LL.M. in Comparative and International Dispute Resolution from Queen Mary University of London; Chevening Scholar (2018); law degree from Pontificia Universidad Católica del Perú. Experience as counsel in arbitration proceedings involving construction, gas, energy, oil, share purchase, and leasing disputes, as well as advisory work in arbitration, investment arbitration, regulatory, administrative, and civil law. Experience as arbitrator in private and public-sector disputes. Founding member of Peruvian Young Arbitrators, with academic and professional publications and presentations on arbitration, civil law, and public procurement.

As a Founding Partner of Verena Ventures, advises companies and investors on Corporate Governance, Strategy, M&A, IPO, and doing business in Brazil. In this role, he helps clients navigate the complexities and opportunities of the Brazilian market, delivering value-added solutions and insights.

Mr Putz also serves as Board Member (Non Executive Director) and Audit Committee Member in Corporations and nonprofit organizations, having obtained certification by IBGC as Experienced Board Member (CCA+) and Experienced Audit Committee Member (CoCoaud+), and IMD Board Diploma.

His background as a CEO and CFO of large companies in various industries, such as infrastructure, steel and mining, telecom, consumer goods, energy and industrial products, has given him a broad and deep understanding of the challenges and opportunities in the Brazilian business environment.
He has also completed several executive education programs at prestigious institutions, such as Harvard, IMD, Tsinghua, Wharton, and IESE.

Senior Associate (MCIArb) at Estudio Echecopar, specializing in Construction Law, infrastructure projects, NEC and FIDIC contracts, public procurement, and arbitration. Holds postgraduate studies in Public Procurement from the Peruvian University of Applied Sciences (UPC). Experienced in contract administration and legal advisory for civil infrastructure and hospital projects, with expertise in risk management, claims, and dispute resolution before public entities and Dispute Boards (JPRD and DAB). Advanced English proficiency.

Linneu de Albuquerque Mello is a lawyer and professor with 25 years of experience in consultancy and litigation. Resident in Rio de Janeiro, he also works in São Paulo and the Federal District, and in international operations.

It stands out for its expertise in the areas of Civil, Corporate, Tax, Arbitration and Legal Compliance, with special attention to the Oil and Gas industry.

Partner at Trench Rossi Watanabe since 2006, leading the firm’s Arbitration and Mediation practice. Extensive experience in dispute resolution, M&A, infrastructure contracts, mining, and oil and gas regulation. Holds an LL.M. from the University of Chicago and is admitted to the New York Bar. Recognized by leading legal rankings, including Chambers and Partners, The Legal 500, Latin Lawyer 250, and Leaders League. Professor of arbitration, M&A, and corporate law in postgraduate programs. President of CONIMA and the Arbitration Committee of OAB-RJ, and member of the SIAC Advisory Council and several arbitral institutions’ rosters. Author of numerous books and legal articles on arbitration and dispute resolution.

Lawyer with an LL.M. in Dispute Resolution from Pepperdine University’s Straus Institute, with experience in strategic legal support, contract management and corporate governance. Currently Deputy Secretary-General of CAM AMCHAM, coordinating legal and finance teams, supporting senior leadership, risk management and operational efficiency. Experience in arbitration and mediation administration, contract negotiation and risk allocation, dispute consulting and Dispute Systems Design. Also develops conflict prevention and leadership training initiatives.

LL.M. and J.D. in Civil Procedure from University of São Paulo Law School. Conflict Mediation Specialist from Northwestern University. Visiting Scholar at Columbia University. Arbitrator. Mediator. University Professor. Attorney-at-Law and Court Litigation, Arbitration, and Conflict Resolution Partner at Lobo De Rizzo Advogados.

Experienced Principal with a demonstrated history of working in the legal services industry. Strong education professional skilled in International Law, Legal Assistance, Legal Research, Foreign Investment, and Joint Ventures.