Guillermo Arthur Errázuriz

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.

Daniela Horvitz Lennon is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Daniela, 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 Daniela is held by other top lawyers in the same geographic and legal practice area.

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...

Verónica Waissbluth Weinstein is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Verónica Waissbluth, who practices law in Santiago, Chile, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Verónica Waissbluth is held by other top lawyers in the same geographic and legal practice area.

María Soledad Diharasarri L. is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. María Soledad, who practices law in Santiago, Chile, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which María Soledad is held by other top lawyers in the same geographic and legal practice area.

Enrique García is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law. Enrique, 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 Enrique is held by other top lawyers in the same geographic and legal practice area.

Ignacio Mujica Torres is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Ignacio, 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 Ignacio is held by other top lawyers in the same geographic and legal practice area.

Rufino Martínez is a top attorney recognized by Best Lawyers in the practice area(s) of Technology Law. Rufino, 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 Rufino 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.

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...