Isidora Goyenechea 2800, las Condes Piso 42 755-0647 Santiago, Chile
Tel:(+56 2)29282200, Fax:(+56 2)29282200, E-mail:

Tomás de la Maza

Associate Carey Isidora Goyenechea 2800, piso 43, Las Condes, Santiago, Chile.
tel.+56 2 2928 2211


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Member of Carey’s Natural Resources and Environment Group. His practice is focused on water law, mining law, natural resources transactions and litigation, corporate and commercial law.


  • Law, Universidad Católica de Chile.
  • Master of Environmental Law, University of Sydney (2013).


Lecturer in seminars and conferences in the field of natural resources law.

Activities and Memberships

  • Teaching Assistant of Law, Market and Economics, Universidad Católica (2001 – 2003).
  • Foreign Associate, Energy and Resources group, Clayton Utz, Brisbane, Australia (2014).
  • Collaborator of AUSCHAM (Chile – Australia Chamber of Commerce) (Since 2010).


Chile (2008).


Spanish and English.

Recent Representative Experience

  • IFM Investors in the sale process of Pacific Hydro Chile and Tinguiririca Energía, including the preparation of due diligence, white papers and transaction documents, and liaison with bidders.
  • Kinross on the corporate restructuring of its mining assets, on the strategies referring to relocation of easements, and on the legal implications related to the possible exploitation of new orebodies close to Copiapó.
  • Barrick Gold Corporation in the sale process of the 50% of  Compañía Minera Zaldívar and advise on water rights and permits matters.
  •  Hidroeléctrica La Higuera and Hidroeléctrica La Confluencia on water rights and permits matters.
  • Origin Energy in the analysis and report of water rights for the acquisition of the Cuervo, Blanco and Cóndor hydro power plants projects.
  • Lachlan Star in the purchase process of Dayton gold mine at Andacollo, and subsequent operation expansions.
  • Hidroeléctrica Chacayes in the due diligence for a USD340 million refinancing.