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César ZUMARRAGA is a partner at Tobar ZVS and head of the Natural Resources, Energy and Infrastructure Unit (REI). He has a wide range of experience in national and international transactions, principally focusing on the energy, natural resources and infrastructure industries. Mr. ZUMARRAGA is member of the International Bar Association (IBA), Rocky Mountain Mineral Law Foundation RMMLF and of the PDAC (Prospector and Developers Association of Canada).

Due to his work, Mr. ZUMARRAGA has been consistently ranked by publications such as The Latin Lawyer, Who´s Who Legal Mining among others.

Chambers Global and Chambers Latin America ranked César ZUMARRAGA as tier one leading mining practitioner in Ecuador and emphasize: “Market observers praise César Zumárraga for his market-leading mining practice, with one enthusing: "He is able to handle the details of every transaction and exhibits a vast knowledge of the matters." They also endorse him for "being very active and always taking on responsibility." A different interviewee describes him as "a first-class lawyer who has a reputation that precedes him." César Zumárraga continues to boast a stellar practice advising clients with farm-in and joint venture agreements.”

Who´s Who Legal says: “César Zumárraga enjoys a stellar reputation in the international mining market thanks to his expert handling of complex cross-border mining transactions".

The Legal 500 states: “Cesar Zumarraga possesses ample experience in national and international transactions, mainly focused on the energy, natural resources and infrastructure industries. He has represented Canadian, North American and European companies in the development of investment projects, especially through state concessions in Ecuador”.

He is author of the Ecuadorian chapter for Mining of the Getting the Deal Trough, which works with many of the best lawyers and law firms in the world to bring together a unique legal information resource, written by experts on each subject area, in every significant jurisdiction.

César ZUMARRAGA acted as the Executive Assistant of the State Attorney General from 1992 to 1996.

Mr. ZUMARRAGA is also an arbitrator of the Arbitration Centre of the Quito Chamber of Commerce.

Practice areas: Natural Resources, Energy and Infrastructure

Languages: Spanish and English.


César Zumárraga