Directors and Management

  • Alberto Salas

    Chairman Mr. Salas holds a degree in mining engineering from Universidad de Chile. He is a member of the boards of Cía. Minera Valle Central, CAP, ENAP, ENAEX S.A. and Amerigo Resources Ltd. He is also the president of the Universidad de Chile Mining Engineering Foundation, the Chilean Pacific Foundation, the Interamerican Mining Society and the Latin American Mining Organization. He is currently the chairman of INACAP and on the board of ABAC. More information
  • Patricio Contesse F.

    Vice-Chairman Member of Health, Safety and Environment Committee. Mr. Contesse is a lawyer graduated from the Pontificia Universidad Católica de Chile. He is also Vice-Chairman of the following Board of Directors: Sociedad de Inversiones Pampa Calichera S.A., Potasios de Chile S.A., Sociedad de Inversiones Oro Blanco S.A. and Norte Grande S.A. He is also member of the Board of Nitratos de Chile S.A. Previously, he served as board member of SQM since April 2013 until April 2015. Before, from 2008 until 2011, he was an associate at Barros & Errázuriz Abogados. More information
  • Darryl Stann

    Director Member of Directors' Committee - Mr. Stann is former SVP Finance and Chief Risk Officer of PotashCorp, where he had executive oversight for risk and key global finance and procurement functions. He was an integral member of the executive committee that consummated the combination of PotashCorp and Agrium to form Nutrien, the largest-ever merger of equals in the global fertilizer industry. In his role, he was also a member of the CEO's executive committee that set overall strategic direction at PotashCorp, defined business priorities and managed enterprise-level decisions. He served in numerous other key leadership positions with the company, spanning finance, business development, sales, marketing and supply chain. Prior to this, he worked in a senior capacity at Deloitte in Canada and Australia, providing financial advisory, consulting and assurance services to large multinational companies. Mr. Stann earned a Bachelor of Commerce degree with great distinction from the University of Saskatchewan, Canada. He also holds the designations of Chartered Professional Accountant (CPA, CA) in Canada and Certified Public Accountant in the US. From 2013 to 2018, Mr. Stann served on the board of the Canadian Chamber of Commerce and sat on its Finance and Audit Committee. More information
  • Gonzalo Guerrero Y.

    Director Member of Health, Safety and Environment Committee. Mr. Guerrero Yamamoto has a degree in law from Universidad de Chile and a Master’s in Business Law from Universidad Adolfo Ibáñez. He was Chief Counsel and alternate director for Integramédica S.A. for seven years, and also served on the boards of Sociedad de Inversiones Oro Blanco S.A., Vantrust Capital Corredores de Bolsa and Asfaltos Chilenos S.A. He is currently the executive director of Guerrero y Asociados and sits on the board of Sanasalud S.A., SMA Clínica Internacional S.A. (Perú) and Club Deportivo Palestino SADP. More information
  • Arnfinn Prugger

    Director Member of Health, Safety and Environment Committee. Mr. Prugger is Vice President, Technical Services of PotashCorp. He has been with the company for over 25 years and has a wide range of senior–level experience in mining and applied geophysics. More information
  • Hernán Büchi B.

    Director Member of Corporate Governance Committee and Health, Safety and Environment Committee. Mr. Büchi has a degree in civil engineering from Universidad de Chile. He served on SQM's board for several years until April 2016. He is currently on the boards of Quiñenco S.A. and S.A.C.I. Falabella, among other companies. He also chairs the board of Universidad del Desarrollo. More information
  • Laurence Golborne R

    Director Mr. Laurence Golborne, Industrial Civil Engineer from the Universidad Católica de Chile, is a member of the Board of Ripley Corp. S.A. and Aventura S.A. (Perú), a Board Adviser at Sociedad Inversiones Arrigoni S.A. and Metalúrgica Arrigoni S.A., and a President of Tavamay S.A. (Paraguay). Previously, Mr. Golborne was Chilean Minister of the State during 2010-2012, CEO of Cencosud S.A., Corporate Director of Finance at Gener S.A., among other roles in various companies. More information
  • Mark F. Fracchia

    Director Member of Corporate Governance Committee. Mark Fracchia was appointed President, PCS Potash in July 2014 and held that position until his retirement in January 2018. As President, Mr. Fracchia led the planning and execution of the strategic objectives for Potash, and for optimizing margins through safe, reliable, efficient and low-cost operations. He was also responsible for PotashCorp’s Safety, Health, Environment & Security strategy and programs; and for advancing the Corporation’s Diversity & Inclusion objectives in Potash. Mr. Fracchia was previously Vice President, Safety, Health & Environment, with oversight for PotashCorp’s safety and environmental strategy and performance, from 2011 to 2014. Mr. Fracchia has worked in a variety of capacities at the Company’s Potash operations, rising to the position of General Manager at Rocanville (2003-04), Lanigan (2004-07) and New Brunswick (2007-11). He began his career with Kalium Canada Ltd. (now Mosaic). He joined Potash Company of America at its Patience Lake mine in 1984, and was involved in its conversion to solution mining in 1988. He was Technical Superintendent when the company was purchased by PotashCorp in 1993. Mr. Fracchia has a degree in Chemical Engineering from the University of Saskatchewan. He is a member of the Association of Professional Engineers and Geoscientists in Saskatchewan and the Canadian Institute for Mining. More information