
Cerolini & Ferrari Abogados assists clients across financial services, tourism and retail on consumer protection rules relating to advertising, marketing, pricing, and payment methods. The practice helps companies mitigate potential disputes through comprehensive training to reduce the risk of class actions and develop robust defence strategies when consumer associations initiate preliminary measures or legal proceedings. Practice head Matias Ferrari represents companies named in lawsuits and class actions for alleged contractual and consumer law breaches. Additional support is provided by senior associates Cecilia Massone, Cynthia Purgart and Lorena Quiroz, all of whom are experienced in consumer lawsuits.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- 'The team stands out for its knowledge in the field and ability to convey it clearly. In the face of doubts and queries, they respond in a simple and efficient way.'
- 'Matías Ferrari's knowledge and ability to transmit it make him stand out. It is didactic and accessible to the client.'
- 'They stand out for their dedication, empathy, and high degree of specialisation and professionalism, especially from Matías Ferrari and Cecilia Massone.'
- 'The firm's working model is very efficient. They allow a dynamic and close interaction which facilitates daily work.'
- 'Highly professional, allowing you to trust their advice, which is very efficient and assertive.'
- 'Matias Ferrari has in-depth knowledge and experience in this field, always keeping up to date with regulations and case law.'
Key clients
- <p>Costa Cruises</p>
- <p>Coppel</p>
- <p>Empresa Distribuidora y Comercializadora Norte (Edenor)</p>
- <p>Prevención Salud</p>
- <p>Banco Santander Argentina</p>
- <p>Claro Pay (OPM Argentina)</p>
- <p>Rheem</p>
- <p>Frávega</p>
- <p>Supervielle</p>
- <p>Alau Tecnología (Ualá)</p>
- <p>CML Mandatos</p>
- <p>JPMorgan Chase Bank – Buenos Aires</p>
Work highlights
Representing Costa Cruceros in a class action filed by a consumer association named Proconsumer, alleging breaches in the provision of cruise services on the Costa Fortuna ship and claiming alleged damages suffered by its passengers.
Representing Empresa Distribuidora y Comercializadora Norte in a legal dispute initiated by multiple consumer associations, who claim that Edenor and other public utility companies failed to comply with Resolution 267/2024 by including unrelated charges, such as local taxes, in electricity invoices.
Conducted a series of training sessions and provided advice to different companies, such as Alau Tecnología (Ualá) and Claro Pay (OPM Argentina), to prevent and address consumer class actions due to the regulatory and procedural challenges involved.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Matías Ferrari
Other key lawyers
Cecilia Massone; Cynthia Purgart; Lorena Quiroz
