Facundo Viel Temperley > Marval O’Farrell Mairal > Buenos Aires, Argentina > Lawyer Profile

Marval O’Farrell Mairal stands out for the depth of its expertise in complex consumer claims and class actions, assisting clients before various consumer protections agencies and designing legal strategies to defend against allegations of infringements to consumer protection regimes. The firm is also a go-to option on consumer liability matters across a range of sectors, most notably in the tobacco industry, where it maintains the largest tobacco product liability practice in Argentina. Other notable areas of work include outlining compliant recall and retrofit strategies, providing advice on labelling requirements and assistance with adapting products, services and sales plans. The practice is led by the experienced triumvirate of Leandro Castelli (product liability claims and complex litigation); Fernando Montes De Oca (automotive industry litigation) and Facundo Viel Temperley  (procedural law; class actions; and civil, commercial, consumer and product liability cases). A cohort of experienced senior associates, including Alejo Gascón, Lorena Cozzarin and Gabriela Dibble, lead the second line.

Consistently called on to handle large, complex, sensitive disputes, Marval O’Farrell Mairal advises domestic and international clients on high-value cases across all types of litigation and arbitration. The practice litigates before all levels of the courts in Argentina and regularly serves as counsel in ad hoc and institutional arbitrations in commercial, investor-state and bilateral treaty matters. The team also undertakes constitutional and administrative matters, as well as bankruptcy litigation. Practice head Ricardo Ostrower handles complex and politically sensitive litigation and arbitrations, and leads a formidable roster of senior talent that includes: Julio César Rivera (h), whose practice spans commercial litigation, international and domestic commercial arbitration, insolvency and constitutional law; Santiago Soria, an experienced energy and natural resources disputes lawyer; family law and inheritance disputes specialist Rodrigo García; and Elias Bestani, best known for his expertise in insurance, reinsurance, maritime and aviation disputes. Consumer law specialist Facundo Viel Temperley, who has expertise in consumer and product liability disputes; and arbitration and litigation practitioner Fernando Alemany, who was raised to the partnership in August 2022, are noted too. The practice can also call on the vast experience of honorary partner and litigation veteran Julio César Rivera. Since publication, senior associate Martín Vainstein has been raised to the partnership – effective as of December 2023.