Mónica Pérez

Paola is the head and Partner of the Environment and Natural Resources department of Ossandón Abogados. She focuses her practice on providing environmental consultancy on matters relating to administrative requests and defences before public and judicial authorities, environmental auditing reports, residual waste management, infraestructure, energy and water, among others. Previously, she worked as environmental advisor for the Mayor of the Metropolitan Region of Santiago, advising the...

Roberto Sepúlveda Olavarría is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Roberto, who practices law in Santiago, Chile, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roberto is held by other top lawyers in the same geographic and legal practice area.

Marcelo Sanfeliú Gerstner is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense and Litigation. Marcelo, who practices law in Santiago, Chile, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marcelo is held by other top lawyers in the same geographic and legal practice area.

Rodrigo Cataldo Rubio is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Rodrigo Cataldo, who practices law in Santiago, Chile, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rodrigo Cataldo is held by other top lawyers in the same geographic and legal practice area.

Roberto is the founding partner of our law firm. As senior partner, he gives legal, real estate and commercial assistance to both profit and non-profit entities, such as companies, educational foundations and institutes of public studies. He served as President and/or Director of the following companies and institutions: Vera and Giannini Impresores S.A.; Bosca Chile S.A.; Pizza Hut Chile; Constructora San Fernando S.A.; HK Human Capital S.A.; Ossandón Corredores Asociados S.A.; Santa ...

Hernán Corral is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Civil Rights Law. Hernán, who practices law in Santiago, Chile, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hernán is held by other top lawyers in the same geographic and legal practice area.

Miguel Aylwin Oyarzún is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation. Miguel, who practices law in Santiago, Chile, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Miguel is held by other top lawyers in the same geographic and legal practice area.

University Studies Universidad de Chile, School of Law, 1973. Montenegro Prize for the best graduate of his year, 1973. James B. Conant High School, Hoffman Estates, Illinois, United States of America, 1968-1969. Admitted to practice by the Supreme Court of Justice, 1975. Academic and Professional Activities Professor in Commercial Law, School of Law, Universidad de Chile, 1974. Author of Chilean and foreign publications. “Considerations about the principle of administrative legality&rd...

Josemaría Romero Evans is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Josemaría, who practices law in Santiago, Chile, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Josemaría is held by other top lawyers in the same geographic and legal practice area.

Abogado Litigante LLM in Trial (CWSL, USA, 2016). Especialista en Derecho Penal Económico y de la Empresa (U Castilla - La Mancha, España (2011). Asistente al I Programa Internacional para Abogados y Consejeros en Defensa de Derechos Fundamentales ante los Tribunales Internacionales (Siracusa, Italia, 2017 - 2018). Profesor de Derecho Penal Económico y Litigación Estratégica en Chile, Perú, Argentina, Ecuador y España. Presidente del Colegio de...