O’Farrell has been named Argentina Indirect Tax Law Firm of the Year at the 2026 ITR Americas Tax Awards, organized by International Tax Review (ITR), an internationally renowned publication covering tax matters. Through its annual rankings and awards, ITR recognizes leading law firms, professional services firms and individual practitioners in the tax sector. Its assessments take into account factors such as professional experience, the complexity of the matters handled, and feedback from clients and peers.
The award highlights the work of O’Farrell’s Tax team and reflects its experience, expertise and commitment to client service, as well as its ability to address complex legal and regulatory challenges.
The team is composed of partners Miguel Tesón, Guillermo Lalanne y María Celina Valls, together with Daniel Calzetta, Jalhil Damus Pastorio, Florencia Schmunk, Guadalupe Schettino, Rubén Velázquez y Agustín Oriolo.
This latest distinction adds to O’Farrell’s track record at the ITR Americas Tax Awards. In 2023 and 2024, the firm was named Argentina Tax Disputes Firm of the Year, receiving the award in two consecutive editions.
With this new recognition, O’Farrell further strengthens its track record and standing in the field of tax law, while celebrating the work and dedication of the professionals who make up its team


