The firm’s partners have over 70 years of combined experience in the mining industry in Latin America. Furthermore, their different disciplines and backgrounds, offer a unique outlook in mining professional services.

Nivaldo Rojas

Mr. Rojas founded the company in 1998. He has a degree in Mining Engineering from the University of Atacama, Chile. Previously, Mr. Rojas worked for BHP Minerals (now BHP Billiton) as Country Manager. He had a key role in the discovery of ore deposits such as the Escondida Mine in Chile, Agua Rica, Taca Taca and Diablillos in Argentina. In 1995 Mr. Rojas received the “Excellency in Exploration Award” from BHP, and in 2007 the award to the professional career from Panorama Minero.

He is a member of the AusIMM, the Chilean Institute of Mining Engineers,  and a founding member of GEMERA.

Javier Rojas

Mr. Rojas has experience in Design and Technology, applied to improving the delivery of professional services. He graduated in Graphic Design at Champagnat University, Mendoza, Argentina, and holds postgraduate degrees in Multimedia and Corporate Image, and a MSC in Project Management from the Swiss Business School.

In 2011 he completed the Postgraduate Program of Mining Management at the Austral University, Buenos Aires.

Prior to joining Rojas in 2000, he worked in several web design start-ups.

Nelson Rojas

Mr. Rojas has experience in logistics coordination and environmental studies for exploration and prospecting. He was part of the founding group of Rojas, in 1998. He holds a degree in Business Management from ADEN, Mendoza, and also has studies in Geology at the National University of Salta, Argentina.

Previously, he worked for BHP Minerals at tenement management, GIS and safety.


The firm collaborates with several local and international firms and professionals, including the following:

Paola Rojas, Synergy Resource Capital. Sydney, Australia
Rafael Argañaraz Ontivero, Argañaraz & Asociados. Salta, Argentina
Mario Alfaro, Senior Geologist & Qualified Person. Santiago, Chile