Natalia Diuana Sánchez

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.

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

Matías Guzmán Ossa is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Matías, 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 Matías is held by other top lawyers in the same geographic and legal practice area.

Tomás Menchaca Olivares is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Competition / Antitrust Law. Tomás Menchaca, 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 Tomás Menchaca 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.

Leyla Hirmas is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Leyla, 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 Leyla is held by other top lawyers in the same geographic and legal practice area.

Rodrigo Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Rodrigo, 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 Rodrigo is held by other top lawyers in the same geographic and legal practice area.

Alexander Kliwadenko is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Alexander, has focused his professional practice on infrastructure, advising on engineering, construction, and services contracts in the industrial, public works, and concessions sectors. He previously worked at Ibarra Asociados as partner, and, in the public sector, served as Chief of the Legal Division of the Concessions Coordinator of Chile’s Ministry of Public Works. This r...

PROFESSIONAL BACKGROUND Law Degree, Supreme Court of Justice (1987). Law Degree, School of Law, Pontificia Universidad Católica de Chile, Santiago (1987). Master in Environmental Law, Universidad del Desarrollo (2016). Postgraduate degree in Environmental Law, Universidad del Desarrollo (2015). Master in Mining Law, Universidad de Atacama (2005). PROFESSIONAL EXPERIENCE Founder Claussen & Velasco law firm (2017). Legal Advisor, Universidad del Norte, Casa Central Antofagasta (1990)...

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...