Marval O’Farrell Mairal is a go-to firm for support on complex, sensitive disputes and is frequently sought out by local and international clients involved in high-stakes litigation and arbitration. The team litigates before all levels of the courts in Argentina and is also well-versed in ad hoc and institutional arbitrations in commercial, investor-state and bilateral treaty matters. Constitutional and administrative matters are also covered, as is bankruptcy litigation. A team of experienced partners is led by the exceptional Ricardo Ostrower who is frequently involved in complex, politically sensitive litigation.  In addition, the practice draws on the specialist expertise of a deep bench of senior talent that includes Julio César Rivera (h) (commercial litigation, international and domestic commercial arbitration, insolvency and constitutional law), Santiago Soria (energy and natural resources disputes), Rodrigo García (family law and inheritance disputes), Elias Bestani (insurance, reinsurance, maritime and aviation disputes), and Facundo Viel Temperley (consumer and product liability disputes). The team also includes a cohort of younger partners, including the arbitration and litigation-focused Fernando Alemany and Martín Vainstein, another key name for energy sector litigation and arbitration who rejoined the firm from Cleary Gottlieb Steen & Hamilton in New York. Honorary partner Julio César Rivera, a former associate judge of the Argentine Supreme Court, provides additional support and vast litigation and arbitration experience spanning more than four decades. Martín Campbell, who has retired as partner, also provides senior support when required in an of counsel role.

Beccar Varela‘s accomplished dispute resolution practice covers civil and commercial litigation in Argentina and is also well-versed in handling high stakes mediation and international arbitration matters before ICC, LCIA and ICSID arbitrations. Deep expertise in contractual disputes and a market-leading white-collar crime practice are key points of differentiation for a practice with a strong record acting for both defendants and plaintiffs in precedent-setting cases. Gonzalo García Delatour, who covers civil and commercial litigation, insolvencies, bankruptcies and arbitrations, co-leads the practice alongside civil and commercial litigator Eduardo Güemes, restructuring expert Martín Gastaldi and Federico Sosa, who is known for his work on complex litigations, class actions and insolvencies. Rafael Marcelo Lobos, who is recognised for his experience in handling disputes in financial services, energy and agribusiness, provides further partner-level support. The practice also boasts a strong roster of associate-level talent that includes Pilar Lodewyckx Hardy, Fernando Kreser, Rocío Alejandra Labán, Sofía Deferrari, Victoria Rabasa and Yanina Salemme Duprat.

Bomchil is best known for its international arbitration work in Argentina and also regularly acts as lead counsel across a broad range of regulatory, commercial, civil and contentious administrative matters. International and local clients from a variety of sectors frequently call on the firm to advise on disputes in the areas of tariff controls, state market intervention and public contract terminations. María Inés Corrá is widely recognised for her international arbitration and electricity expertise and co-leads a large team of practice heads that also includes the complex litigation and class action-focused Martín Girotti, Francisco Gutiérrez, a key name for investment and commercial arbitrations, Federico Campolieti, who handles international arbitration, commercial litigator Melisa Romero and Santiago Lucas Peña, who was raised to the partnership in 2024 and handles international arbitration, regulatory and administrative law work. Clara Goenaga, who has worked successfully on consumer claims related to manufacturing defects and breach of contracts, leads the second line.

Bruchou & Funes de Rioja is well known for the strength of its arbitration practice and is frequently called on for advice in complex international arbitration proceedings under ICC, ICSID and UNCITRAL rules, as well as the recognition and enforcement of international arbitration decisions before Argentine courts. The practice also provides comprehensive coverage across tribunals and administrative and judicial court proceedings, handling a broad range of contractual, bankruptcy and environmental insurance claim engagements. Criminal cases, company law disputes and tort matters are also taken on. Former commercial court official Martín Beretervide leads the practice and is recognised for his work across bankruptcy, international arbitration and corporate litigation. Former judge and former practice head Carlos M. Rotman remains an immense presence, offering sophisticated insight into arbitration and litigation matters gleaned during a career spanning more than four decades. Other key partners include experienced commercial and investment treaty arbitration lawyer Ignacio Minorini Lima, banking and finance expert Matías López Figueroa and disputes and bankruptcy specialist Francisco Camauer, who joined the team in 2023. A large group of associates – led by seniors Victoria Nadal and Martin Freier – provide extensive second line support.

Abeledo Gottheil Abogados has extensive commercial and investment arbitration experience, supporting local and international clients before ICC and ICSID tribunals. Energy and oil and gas matters are particular areas of strength. The practice is also active in domestic litigation, advising on contractual disputes, class actions, torts, shareholder conflicts, mortgage foreclosures and complex evictions. The team is co-led by experienced oil and gas and infrastructure litigation expert Hernán Martín Oriolo, veteran litigation practitioner Rodrigo Blas Hernández and Luis Erize, who handles disputes in the electricity and oil and gas sectors. The firm’s senior bench also includes corporate and shareholder litigation lawyer Leonardo Pablo Cippitelli, Federico Osvaldo Valiño, who advises on business torts and has been active in the automotive industry, and Javier Fernando Gelis, who litigates on a wide range of antitrust and competition issues pertaining to M&A deals. Associate Florencia Buczak assists on complex litigation and arbitration cases.

Allende & Brea handles complex litigation and commercial arbitration matters and is well known for its track record in class action suits, with insurance and financial services disputes a particular area of specialism. The team is also called on to advise on environmental claims, shareholder and commercial conflicts and antitrust and IP-related litigation. Practice co-heads David Gurfinkel and Cristian Fox both have backgrounds in the judiciary; Gurfinkel is noted for his expertise in commercial litigation and arbitration, while Fox serves as an arbitrator in commercial disputes and regularly assists commercial judges in sensitive, complex shareholder conflicts. Senior associate Daiana Mascheroni leads the practice’s second line, which has been strengthened with the hire of Lucía Yaryura Tobías, who was previously with the National Ombudsman’s Office.

Baker McKenzie focuses on commercial dispute resolution and white-collar crime defence and represents clients in civil, commercial, environmental and public law disputes before the Argentine federal, national and local courts. The practice handles a wide range of complex litigation matters, including distributor and service provider claims, consumer and environmental class actions and public law litigation. The practice is also called on for support in domestic and international arbitrations and insolvency and bankruptcy cases, with preventive and post-litigation review services another area of expertise. On the white-collar crime front, the team advises defendants in complex, high-stakes cases and internal investigations. Practice head Luis Dates is well-reviewed by clients and handles a mix of multidisciplinary litigation and arbitration work. Partner Santiago Maqueda focuses on regulatory assessments, complex litigation and arbitrations, while Fernando Goldaracena leads the firm’s white-collar crime offering. Franco Masuchi and Nicolas Servente are the key contacts at the associate level, focusing on civil, commercial and administrative law and white-collar crime respectively.

Martínez de Hoz & Rueda stands out for its exceptional expertise in investment arbitration as well as domestic and international commercial arbitration. The practice handles cases under all main arbitration rules, including ICC, AAA/ICDR, LCIA, ICSID and UNCITRAL, and is known for its work on complex, multi-party mandates spanning different industries, including construction and financial services, with energy a stand-out area of expertise. The team is well-placed to take on matters that involve parallel proceedings in more than one jurisdiction and assists clients with the annulment and enforcement of arbitral awards. José Martínez De Hoz is an exceptional energy lawyer who has built a formidable investment and commercial arbitration practice. He co-leads the team with Francisco Amallo, an established international and commercial arbitration practitioner. Jimena Vega Olmos, who focuses on investment law arbitration, provides additional partner-level support.

Mitrani Caballero & Ruiz Moreno Abogados handles institutional and ad hoc arbitration proceedings as well as lawsuits before all levels of the Argentine court system. The practice litigates on civil, commercial, labour, IP, regulatory and tax matters and also handles class actions and conflict prevention work. The practice is co-led by experienced litigator Cristian Krüger, who is known for his contractual disputes expertise, and versatile corporate lawyer Carlos Eliçabe, who has a solid civil and commercial litigation practice. The team also draws on the vast experience of Horacio Ruiz Moreno, who is regularly sought out to act as counsel in ICSID and ICC arbitrations and advises clients on public, bankruptcy and commercial law matters before domestic courts. Julieta Concetti, Gonzalo Castagnini and Yamila di Martino are the primary contacts at the associate level.

O'Farrell covers litigation, arbitration, media and extrajudicial matters and has particular expertise in the energy, healthcare and automotive sectors. The practice’s work on class actions, damages claims and automotive product liability matters is especially prominent. Francisco Astolfi specialises in complex litigation and leads the practice, which is closely aligned with the firm’s public law department and draws on the expertise of Agustina Fanelli Evans, a public law specialist. Federico Daurat, Dolores Soler and Juan Matienzo provide second-line support.

Pérez Alati, Grondona, Benites & Arntsen works on complex commercial and public law disputes, representing clients across all levels of the domestic court system. The practice has experience handling class actions and mass litigation spanning multiple jurisdictions and also advises on investment and commercial arbitrations. The practice is headed by Lautaro Ferro (arbitration and complex litigation), Luis Incera (litigation, insolvency, bankruptcy and family law) and Arnaldo Cisilino (litigation, class actions, data protection and privacy). Partner Guillermo Quiñoa covers litigation and arbitration work, with construction and real estate being core areas of his practice. Counsels Nicolas del Hoyo (product liability and banking and finance litigation), and Pía Politi (technology and media litigation and data privacy matters) provide the senior team with further support.

Salaverri, Burgio & Wetzler Malbran handles a comprehensive range of dispute resolution mandates, including litigation at all levels of the Argentine court system, domestic and international arbitration and alternative dispute resolution. A cohesive team of veteran partners means the group has experience in both judicial and private practice settings. The practice is led by formidable litigation veterans Damian Burgio and German Wetzler Malbran, with Santiago Garcia Mira providing expertise across the areas of administrative law, regulation and energy law. A dynamic bench of young partners includes Matías Rivera, who covers litigation, arbitration and commercial law work, and Santiago Freyre, who was raised to the partnership in 2024 and is known for his expertise in institutional and ad hoc arbitrations.

Barreiro, Oliva, De Luca, Jaca, Nicastro takes on a range of dispute resolution work, supporting clients across the technology, telecoms, construction, energy and financial services sectors, in litigations, arbitrations, precautionary judicial measures, local judicial proceedings, administrative proceedings and settlement agreements. Complex, cross-border disputes involving the security and liability of e-commerce platforms, as well as antitrust issues impacting international electronic payment operations, are two areas of particular expertise. Juan Pablo De Luca, a former court clerk and versatile commercial litigator and arbitration lawyer, co-leads the team alongside Ricardo Barreiro Deymonnaz, who specialises in infrastructure and construction disputes, and Guido Barbarosch, who has joined the firm as a partner from Richards, Cardinal, Tützer, Zabala & Zaefferer and is known for his expertise in arbitrations and disputes arising from bankruptcies.

Beretta Godoy represents clients in trials, arbitrations, alternative dispute resolution proceedings and litigation at all levels of the domestic court system. The firm’s track record in mining, energy and natural resources sees it called on for advice on bilateral investment treaties and international and domestic commercial arbitrations. The team is co-led by Federico Godoy, who handles power, energy, toll road and mining disputes, and Juan Sonoda, who advises on disputes arising from foreign investment and international business transactions, particularly in the energy and natural resources sectors.

Brons & Salas handles disputes arising from environmental issues, corporate disputes, shareholder conflicts, distribution contracts, tax matters and contentious customs issues. The practice advises clients at all stages of the dispute process, including mediation and negotiations, with energy, construction and power purchase agreements in the renewable energy sector being areas of particular expertise. Veteran litigator Pablo Brusco covers corporate activity, contract disputes, product liability, contentious consumer matters and tort. He co-leads the practice alongside former federal court clerk and administrative law expert Sebastián Alvarez and Joaquin Vallebella, who is the first port of call on international and domestic commercial arbitration and litigation.

Insurance is a key focus area for Bulló Abogados, which is frequently called on by insurers and reinsurers for support in product liability, class action and medical malpractice matters. The practice is led by Gastón Gómez Buquerín, Diego Alonsoand Gustavo Torassa.

Cerolini & Ferrari Abogados draws on its wider expertise in the consumer sector to advise clients in a number of class action matters and is also known for its work on complex litigation, arbitrations, torts and administrative proceedings. The team is led by experienced litigator Matias Ferrari, who focuses his practice on advising banks, fintechs and other companies in complex civil and commercial lawsuits, contractual disputes and class actions. Senior associates Cecilia Massone and Lorena Quiroz provide second-line support.

DLA Piper Argentina represents local and international clients in civil, commercial and administrative litigation at all court levels and is also called for support in domestic and international arbitrations. The practice also handles class actions and the enforcement of foreign judgements and awards in Argentina and is particularly well known for the depth of its expertise in shareholder litigation. Experienced litigator Alberto Rubio, who also covers labour law and restructuring matters, leads the team. Recently promoted counsel Florencia Fabio, who works on complex litigation and arbitration, and associate María Florencia Labarile, a commercial litigation, labour law and bankruptcy specialist, provide second-line support.

ECIJA Argentina supports clients in a range of contentious matters before federal and local courts and also takes on administrative proceedings involving provincial and local agencies. Civil, commercial, tax and labour litigation are all handled, with the practice also active in the areas of pre-emptive schemes of settlement, debt restructuring and asset recovery. Angeles Bernachea, who covers commercial litigation, co-leads the practice alongside Santiago Viglierchio, who advises on a variety of corporate disputes as well as consumer protection antitrust and debt negotiation matters.

Estudio Ymaz Abogados is best known for its expertise in handling sensitive public sector disputes, particularly in the areas of infrastructure, construction and concessions. The team works across all levels of courts and is regularly sought out for support on public concession contractual disputes. Martín Ymaz Videla, a veteran litigator and arbitration lawyer with more than two decades of experience, leads the practice. Associate Pablo Schlottahuer is the other key contact and supports clients in major litigation cases, as well as coordinating the practice’s caseload.

The litigation practice at Estudio Bunge handles a mix of national and international disputes and represents clients before federal and provincial courts, as well as arbitral courts in Argentina and abroad. Notable areas of expertise include contractual breaches in the field of public works and services, damage claims, manufacturer’s responsibility, medical malpractice, tort liability and company disputes; with the firm also called on to defend the Argentine state in civil and commercial contentious matters. The practice is led by Diego Bunge, who is well known for his expertise across arbitrations and commercial litigation. Other key partner names include Donaldo Smith Sanchez, best known for advising insurers in judicial disputes, arbitrations and litigations; Nicolás Repila, an arbitration and judicial disputes lawyer; and Juan Cornejo, who covers civil and commercial litigation, arbitration, bankruptcy and insolvency matters.

Investment and commercial arbitration are key focus areas for Hope, Duggan & Silva, which also handles disputes emanating from liquidation, tax and labour issues. The versatile Hugo Vivot leads the team with further support provided by experienced partners Juan Duggan and Jose Bo.

Lorente & Lopez Abogados is best known for handling disputes emerging from bankruptcy and restructuring situations and regularly works on contentious reorganisations and insolvencies, as well as creditor disputes in side proceedings. Respected insolvency law veteran Javier Armando Lorente leads on disputes-related work alongside corporate reorganisations expert Ariel Di Bártolo and dispute resolution and insolvency lawyer Mariana Russo.

Naveira Truffat Martínez Abogados (NTMA)‘s track record as a specialist restructuring firm sees the practice focus on bankruptcy-related litigation. Commercial litigation lawyer Daniel Truffat co-leads the team alongside Oscar Martínez, who covers disputes and corporate advisory work. Experienced bankruptcy lawyer Valentin Martinez backs up the leadership team on contentious and non-contentious corporate, bankruptcy and reorganisation proceedings.

Nicholson y Cano Abogados is best known for handling large-scale litigation and managing big portfolios of of claims, notably in the automotive and consumer sectors. Antitrust, insurance matters, bankruptcy and creditors’ rights are particular areas of focus for the team, which represents clients in complex lawsuits, class actions, civil and commercial litigation, administrative proceedings and alternative dispute resolution fora. The practice is co-led by experienced litigation and arbitration lawyer Luis Bullrich; Juan Santiago Mollard, whose practice covers litigation, arbitration and Chapter 11 matters; class action expert Juan Manuel Sampietro; and Gonzalo Esses, who takes on complex litigation work arising from civil liability, contracts, family conflicts, environmental matters, construction issues and finance.

Noetinger & Armando‘s strong track record sees the firm regularly sought out to advise on industrial and IP disputes, with general dispute resolution and litigation work also taken on, with aviation, financial services and retail busy areas. Industrial and IP disputes expert Miguel Armando leads the team alongside consumer rights litigation and class action lawyer Juan Pringles, who coordinates the team’s contentious administrative matters and judicial proceedings.

Public law expertise coupled with extensive experience in power, infrastructure and energy matters see Pozo Gowland Abogados regularly called on to support clients from these sectors in administrative, judicial and arbitration proceedings. Ramón Zubiaurre handles a variety of arbitration and litigation work, with energy a strong point, and co-leads the group with Gustavo Campobassi, whose practice covers civil, commercial, labour and administrative litigation matters.

Richards, Cardinal, Tützer, Zabala & Zaefferer handles a diverse mix of litigation and arbitration work, including international arbitration and litigation in class actions, enforcement actions, contract disputes and insolvencies. The team works with clients across a range of sectors and adopts a multi-disciplinary approach to dispute resolution that includes freezing orders and injunctions. The practice is co-led by Víctor San Miguel, Calixto Zabala and Sebastian Borthwick, who all have extensive experience in taking on arbitrations and leading clients through civil and commercial litigation processes.

Tanoira Cassagne Abogados advises on a wide range of disputes before national and international courts and arbitration tribunals and is also called on to support clients in out-of-court negotiations, on the development of dispute prevention structures and with the enforcement of arbitral awards and judgements. The team also covers class actions, contractual disputes and restructuring matters. The practice is co-led by Santiago Javier Monti, whose expertise spans class actions and national and international arbitration, and Rafael Algorta, who covers restructuring and arbitrations. Juan Martín de la Vega is the primary contact at the associate level.

Tavarone, Rovelli, Salim & Miani represents clients in domestic and international arbitrations, class actions, insolvency proceedings and general commercial litigation. The team works before all levels of judicial and arbitration courts and also takes on administrative cases at the national, provincial and municipal levels. The team is co-led by Mariano Rovelli, a seasoned arbitration lawyer and shareholder litigation expert, and Eugenia Pracchia, who focuses on commercial litigation as well as the regulatory aspects of capital markets, foreign exchange and anti-money laundering matters. At the associate level, Martina Schmidt and Santiago Nieto cover a mix of civil and commercial litigation, shareholder disputes and bankruptcies and restructurings.

Specialist cross-border litigation involving countries with common law and civil law systems is a key area of focus for Wiener Soto Caparrós, which handles a mix of work including international arbitration, business torts, intellectual property, distribution and agency disputes and tax and antitrust litigation. Employment litigation and collective bargaining are also covered, with the firm offering risk exposure assessments to foreign shareholders. Gonzalo Soto leads the practice and covers a variety of matters spanning international arbitration, contract breaches, trade mark disputes and business tort claims.

Zang, Bergel & Viñes Abogados is regularly sought out for advice on disputes emerging from restructurings and its core real estate practice and handles commercial litigation in the areas of tax, foreign exchange, labour contracts, damages, IP and banking. The team is led by Rodrigo Bustingorry, who covers judicial processes, arbitrations, conflict prevention and mediation. He is supported by former commercial court judge Carlos Ferrario, an expert in contractual and bankruptcy disputes. Evangelina Zobra Barrera (civil, business and family matters) and Sabrina Malenky (commercial and civil law) are the main contacts at the associate level.