Alberto J. Montezuma
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.
Member
Alberto J. Montezuma
Member
Alberto Quintana
Student
Alejandro Valencia
Alessandro Vergel Pérez Palma
Alessandro is a lawyer and arbitrator specialising in national and international arbitration, with experience in commercial and public procurement disputes. He holds a Master’s degree in Procedural Law from Pontificia Universidad Católica del Perú (PUCP) and postgraduate studies in International Arbitration and Investments. He also acts as an arbitrator before major arbitration centres in Peru and is a lecturer in Procedural Law at PUCP.
Member
Alessandro Vergel Pérez P
Alex Pinedo-Mindreau
Law graduate of the University of Lima and holder of a Master’s degree in International Business Law from the University of Barcelona. University lecturer and arbitrator. Specialising in conflict prevention and resolution.
Associate
Alex Pinedo-Mindreau
Alexandre Chiochetti Ferrari
Position: Fellow
Phone: (11) 4322-9572
Email: [email protected]
Membership Grade: Member
Country: Brazil
Languages Spoken: PORTUGUÊS E INGLÊS FLUENTES; CURSANDO FRANCÊS
Formado em Direito pela Pontifícia Universidade Católica de São Paulo (PUC-SP). Atualmente é Juiz de Direito do Tribunal de Justiça do Estado de São Paulo (TJSP), tendo sido aprovado em 1º lugar na prova oral do concurso. É ainda Juiz da 382ª Zona Eleitoral do Tribunal Regional Eleitoral de São Paulo (TRE-SP) e integrante da 2ª Turma do Colégio Recursal da Fazenda Pública de Santo André. Foi orador titular da equipe da PUC-SP no 17º Willem C. Vis Moot (Viena, Áustria – 2010) e coach das equipes da PUC-SP no 19º Willem C. Vis Moot (Viena, Áustria – 2012) e no 10º Willem C. Vis Moot East (Hong Kong – 2013). Bolsista da PUC-SP, por mérito acadêmico, na Faculdade de Direito da Universidade de Durham (Reino Unido – 2010). Aprovado também no 56º Concurso de Ingresso na Magistratura do Estado de Goiás (TJGO – 2016).
Fellow
Alexandre Chiochetti Ferr
Alice Passinho
Position: Associate
Email: [email protected]
Membership Grade: Associate
Country: Brazil
Languages Spoken: Portuguese, English
Graduanda na Faculdade de Direito da PUC-SP. Competidora de Mediação e Negociação pelo MN PUC-SP.
Associate
Alice Passinho
Ana Cândida Menezes Marcato
Position: Diretora de Comunicação do Ciarb Brazil Branch
Phone: +55 11 99687-1170
Email: [email protected]
Membership Grade: Fellow
Country: Brazil
Languages Spoken: Portuguese and English
Lawyer, Partner at Marcato Advogados; Master’s in Civil Procedural Law from USP; Specialist in Arbitration from FGV; Continuing Education in Dispute Mediation at Harvard University; Fellow of CIArb; Counselor of AASP – Associação dos Advogados de São Paulo; Member of CBAr and its legislation, mediation, and equity committees; Acting as Arbitrator, including being listed as an arbitrator in various institutions (CAM-CCBC, Amcham, CAMARB, FGV, CAMAGRO, CMA-IE, CAMCA-OAB, and CAESP).
Diretora de Comunicação do Ciarb Brazil Branch
Ana Cândida Menezes Marca
Ana Gerdau Borja Mercereau
Position: Fellow
Email: [email protected]
Membership Grade: Fellow
Country: Brazil
Languages spoken: Portuguese, French, English and Spanish
Fellow
Ana Gerdau Borja Mercerea
André Edelstein
Position: Fellow
Phone: +55 (11) 99409-5551
Email: [email protected]
Membership Grade: Fellow
Country: Brazil
Languages Spoken: Portuguese, Spanish, English
André has been working on energy matters for more than 22 years and is recognized as a reference in this field by Chambers & Partners, The Legal 500, Leaders League and others.
He has been working in arbitration proceedings since 2004 and has been nominated as coarbitrator
and president in relevant disputes. He is a listed arbitrator at the main Brazilian arbitral chambers and coordinates the Study Group on Arbitration and Energy at the Comitê Brasileiro de Arbitragem.
André has published several articles on energy arbitration and is a regular speaker at conferences regarding the matter.
Fellow
André Edelstein
Andre Luiz Bettega DAvila
Position: Member
Phone: (41) 99982-3492
Email: [email protected]
Membership Grade: Member
Country: Brazil
Languages Spoken: Portuguese, English, French, Italian, Spanish
Member
Andre Luiz Bettega DAvila
Antonio Abdalla
Graduado em Direito pela PUC-MG; mestrado pela Loyola Law School, Los Angeles/US; FCIArb Fellow Chartered Institute of Arbitrators; Prof. Assistente Direito Comercial PUC-SP; especialização em Gestão Executiva pela FDC/Kellogg School of Management, Chicago/US; especialização em Gestão Avançada pela FDC/INSEAD, Fontainebleau/FR; especialização em Desenvolvimento de Dirigentes PAEX – FDC; Programa de Desenvolvimento de Conselheiros – FDC
Fellow
Antonio Abdalla
Arminda Isabel Andrade Villavicencio
Legal adviser on infrastructure and public works projects. Arbitrator registered with the National Register of Arbitrators and the Arbitration Centre of the Lima Chamber of Commerce. Has over 15 years’ professional experience as a specialist in dispute resolution relating to infrastructure and public works. Speaker and lecturer at conferences, postgraduate courses and academic forums organised by universities, professional bodies and national and international arbitration centres. Master’s degree in International Arbitration from the International University of La Rioja (UNIR), Spain. Specialisation in International Arbitration and Investment from the UP. Specialisation in Construction Law from the UPC. Specialisation in Corporate Law from ESAN. Qualified as a lawyer from UNMSM.
Member
Arminda Isabel Andrade Vi
Augusto Barros de Figueiredo e Silva Neto
Position: Fellow
Phone: +55 21 9 6902-0007
Email: [email protected]
Membership Grade: Fellow
Languages Spoken: English, French, Spanish, Portuguese
Country: Brazil
Graduated in Law from UFRJ (Brazil), expert in Construction Law and listed as an arbitrator, mediator, and dispute board member in numerous institutions. Holds a PhD at UFF (Brazil), a Master’s degree in International Private Law and International Commerce from the University of Paris 1 (Sorbonne), in Global Business Law at Sciences Po Paris, and a Master in Business Economics from UFRJ. Regional Director for Latin America at DRBF, Board Member of the Brazilian Chapter of Club Español e Iberoamericano del Arbitraje and Vice-president of Academic Council of Canal Arbitraje
Fellow
Augusto Barros de Figueir
Augusto Cesar Oliveira Martins
Position: Associate
Phone: 55 21 96550-6250
Email: [email protected]
Membership Grade: Associate
Country: Brazil
Languages Spoken: Portuguese, English, Spanish and French.
Law student at Veiga de Almeida University (UVA), member of the Equipe de Mediaqäo e Arbitragem da UVA (EMAUVA) and researcher by the same institution. Associate at the Chartered Institute of Arbitrators (CIArb). Graduated in History from the Universidade Federal do Rio de Janeiro (UFRJ). Master in the Post-Graduation Program in Social History (PPGHIS-UFRJ). Member of the editorial board of Topoi Magazine.
Associate
Augusto Cesar Oliveira Ma
Beatriz Estill
Position: Vice-Presidente do YMG do Ciarb Brazil Branch
Advogada associada ao COSRO. Atua em resolução de disputas e arbitragem. Pesquisadora visitante na Unidroit (Roma). Pós-graduação em Direito Processual Civil pela UERJ. Mestranda em Direito Civil na PUC-Rio.
Vice-Presidente do YMG do Ciarb Brazil Branch
Beatriz Estill
Bernard Potsch
Position: Presidente do Ciarb Brazil Branch
Email: [email protected]
Membership Grade: Fellow
Country: Brazil
Advogado especializado em Direito Processual Internacional, com foco em Arbitragem
Presidente do Ciarb Brazil Branch
Bernard Potsch
Associate
Breno Gatti
Bruno Gressler Wontroba
Position: Associate
Phone: 55 41 3017-1800
Email: [email protected]
Languages Spoken: Portuguese, English
Membership Grade: Associate
Country: Brazil
Bruno Wontroba has been a CIArb member (Associate) since 2022. He works as lawyer at Justen, Pereira, Oliveira & Talamini, based on Curitiba, São Paulo and Brasília. He joined the firm as a student intern in 2013, becoming a lawyer in 2016. His main area of academic expertise is civil procedural law. Bruno Wontroba is graduated in law from the Federal University of Paraná (2015) and holds a master degree in Civil Procedure Law from the same institution (2019), writing a thesis on procedural contracts. Also, he has been a member of the Brazil Infrastructure Institute since 2016.
Associate
Bruno Gressler Wontroba
Bruno Hellmeister Lico Canal
Position: Secretário do Ciarb Brazil Branch
Email: [email protected]
Membership Grade: Member
Country: Brazil
Associate in Selma Lemes Advogados. Experience with Transnational Dispute Resolution and Commercial Arbitration in Brazil.
Secretário do Ciarb Brazil Branch
Bruno Hellmeister Lico Ca
Bruno Wontroba
Position: Associate
Email: [email protected]
Membership Grade: Associate
Country: Brazil
Languages spoken: Portuguese, English
Bruno Gressler Wontroba joined Justen, Pereira, Oliveira & Talamini in 2013, as an intern, and has been a lawyer since 2016.
He graduated from the Federal University of Paraná (UFPR) in 2015.
He has been studying for a master’s degree in Civil Procedural Law at the Federal University of Paraná (UFPR), since 2017.
He has been a member of the Brazil Infrastructure Institute since 2016.
Associate
Bruno Wontroba
Fellow
Bryan Longo
Celso De Azevedo
Position: Fellow
Phone: +44 (0)20 7405 9471
Email: [email protected]
Languages spoken: English, Portuguese, Spanish
Country: United Kingdom
Membership Grade: FCIArb
Barrister, England and Wales (1997) and Attorney, New York (2002). Celso has a broad international commercial practice with recognized expertise in reinsurance, cyber insurance, cybersecurity, data breach, cryptocurrency, fraud, asset-tracing, and business interruption insurance law as well as regulatory investigations, comprising both advisory and contentious work. Having worked for over 23 years as an international litigation solicitor and partner in several international UK and US law firms based in the City of London, Celso has extensive expertise in complex multi-jurisdictional arbitrations and court proceedings worldwide.
Celso is a founding committee member of the Cyber Insurance Association and past President of the London Business Interruption Association. He is a Fellow of the Chartered Institute of Arbitrators (FCIArb), and a former visiting lecturer at the Centre for Energy, Petroleum, Mineral Law and Policy, University of Dundee (CEPMLP). Celso also accepts appointments to act as an arbitrator.
Publications: (1) Chapter “International Arbitration-Insurance and Reinsurance (London Market)” in International Commercial Arbitration Practice: 21st Century Perspectives, LexisNexis (available here); (2) Cyber Risks Insurance – Law and Practice, 1 ed., Sweet & Maxwell; and (3) Walmsley on Business Interruption Insurance, 2 ed., Witherby Insurance.
Fellow
Celso De Azevedo
Cesar Pereira
Position: C.Arb FCIArb
Phone: +55 11 3706 1500 - + 55 11 97597 0077
Email: [email protected]
Languages spoken: Portuguese, English, Spanish
City: São Paulo, SP
Country: Brazil
Membership Grade: FCIArb
Link to Profile or site: www.justen.com.br
Cesar Pereira is a Chartered Arbitrator and Fellow of the Chartered Institute of Arbitrators – Ciarb, partner
at Justen, Pereira, Oliveira & Talamini, Sao Paulo (Brazil), and co-head of the firm’s infrastructure and
arbitration practice. His practice as counsel, arbitrator or legal expert focuses on infrastructure projects,
regulated industries, public procurement and international contracts, and he has authored or edited
articles, book chapters and books in these fields. He holds a doctorate in public law from PUC-SP (Brazil)
and has been a visiting scholar at Columbia University, University of Nottingham and George Washington
University. He is a Fellow of the University of Nottingham’s Public Procurement Research Group and is on
the editorial board of Public Procurement Law Review – PPLR.




























