KEN R. THORSEN
Senior Technical Director
Ken Thorsen commenced his extensive career in the mining industry in 1970 with Australian Selection Trust in Western Australia. During his three year period there he was responsible for the discovery of the Leinster Mine in 1971 (Ni Cu) and managed the project through to preliminary feasibility study. In 1980 he joined Teck Exploration Ltd as District Manager, for Ontario, Quebec and Manitoba, and was instrumental in the discovery of the Estrades massive sulphide deposit in Quebec. In 1994, Mr. Thorsen was promoted to senior positions in Teck Corporation and in 1998 became President of Teck Exploration Ltd., in charge of exploration and administration of exploration in 17 countries. Mr. Thorsen has served as a Director of a number of junior mining companies, notably Capstone Mining and Newstrike Capital, as well as Oroco. Mr. Thorsen has received a BSc in Geological Engineering and is a retired P. Eng (Ont and B.C).
JOHN C. THORNTON
Senior Consulting Mining Engineer
John Thornton’s career as a principal consulting mining engineer spans over four decades, working in all aspects of mine planning and management, mine construction and commissioning of numerous world class mining projects. Highlights of John’s career include over a decade spent with Amax, Inc. as head of Operations Research and Amax Technical Services group. At Amax John was responsible for ore resource and mine design, operations research, and major project management services and oversight. From 1991 until 2005, John was Vice President and Chief Consulting Mining Engineer for Mintec, Inc. then the largest supplier of geological and mining software in the world. During this time John oversaw and was responsible for work on numerous major projects, including geology and mine modeling, annual production plans and schedule for operations for the Cyprus Miami (Globe, Arizona) Mine, and, as Chief Consulting Mining Engineer for Musto International, was responsible for all aspects of planning and commissioning of the Bajo de la Alumbrera Copper/Gold Mine in Argentina and the development of a 200,000 TPY SX-EW copper operation at Tenke Fungurume in Zaire (now the Democratic Republic of the Congo). In 2005, John became the Chief Operating Officer of Gammon Lake Resources Inc., responsible for developing both the open pit and underground mines, and oversight of the construction activities at the Ocampo Project in Chihuahua, Mexico, leading to the commissioning of that mine in 2007. John was educated at NYU, Krumb Scholl of Mines and the Colorado School of Mines.
PAUL J. MCGUIGAN
Senior Geological Consultant
Paul McGuigan, a Professional Geoscientist, has 42 years of international experience in economic geology and mineral exploration management, spanning grassroots exploration through to mine feasibility studies and mining operations. Early in his career, he was employed by IBM Canada Ltd., Geological Survey of Canada, Pechiney Ugine Kuhlmann, Imperial Oil, and Esso Minerals Canada. For the last thirty years, Mr. McGuigan has led several consulting and junior mining companies, operating in West Africa, the Middle East, SW Pacific and all of North and South America. His geological expertise includes iron oxide-copper-gold (IOCG), volcanogenic massive sulphides, epithermal gold, porphyry Cu-Au, and residual & alluvial gold, platinum and diamond deposits. He has held directorship positions in several publicly listed mining companies and is experienced with corporate governance, multi-party negotiations, public disclosure, compliance and fund-raising for mineral exploration and mine development projects.
Mark Stevens is a highly experienced exploration, evaluation and resource geologist who was formerly the V.P. Exploration for Augusta Resources, whose primary asset was the world class Rosemont Copper Project in southern Arizona. He was most recently V.P. Exploration for Brio Gold with production and exploration in Brazil. Prior to his time with Augusta Resources and the Rosemont project, Mr. Stevens was a Principal Geologist with the international mining consulting firm of Pincock, Allen & Holt.
JOSE ANTONIO MANTANTE MARTINEZ
A member of the Asociacion de Ingenieros Geologos de Mexico since 1990, and has 20 years of experience in the Mexican mining industry working in exploration, production, and feasibility studies for Luismin, Goldfields, Santa Fe Pacific Gold, Teck Corporation, and Goldcorp. Credited as co-discoverer of the San Nicolas deposit, Mr. Montante oversees Oroco’s exploration efforts in Mexico.