Wes Roberts

Wes Roberts, M.Sc., P.Eng., MBA is a professional mining engineer with over 35 years of experience specializing in the economic evaluation and development of mineral deposits. Wes is a Director of Empress Royalty, Sparton Resources, Golden Share and Canadian Gold Miner. Over his career, he has gained extensive experience in mineral exploration, mining operations, project […]

Vicente Lobo

Vicente Lobo is trained as a mining engineer and has over 30 years of experience in executive roles at major Brazilian natural resource companies, including as COO of Bunge Fertilizantes and COO of Vale Fertilizantes. He also served as Secretary of Geology, Mining and Mineral Transformation at Brazil’s Ministry of Mines and Energy, where he […]

Frederico Marques

Frederico is a Brazilian lawyer and the head of the Canadian operations of the Brazilian law firm Cescon, Barrieu, Flesch & Barreto Advogados in Toronto. Previously, he was partner and foreign consultant at McCarthy Tétrault LLP, also in Toronto. He has acted as in-house counsel at Vale S/A, Brasil Telecom S/A and Odebrecht S/A. He […]

Dana Perlman

Dana M. Perlman currently sits on the Board of Directors at O’Reilly Automotive and chairs its Corporate Governance and Nominating Committee. Most recently, she was Chief Strategy Officer and Treasurer at PVH Corp. (NYSE: PVH), and before that, Dana held several positions at Barclays Capital, including Director of the Retail Investment Banking Department, as well […]

Calvyn Gardner

Before founding Sigma Lithium, Calvyn spent over 20 years holding executive positions at junior and major global mining companies. He was co-founder and managing partner of Hardac Investments, a private equity firm focused on investing in junior mining companies in Africa. Hardac’s major co-investors included Lazare Kaplan International in New York (one of DeBeers’ largest […]

Marcelo Paiva

Marcelo is a co-founder and Managing Partner at A10 Investimentos. He has over 20 years of experience in asset management and investment banking at leading institutions in New York, London and Sao Paulo. Before founding A10 Investimentos, Marcelo was Portfolio Manager at the Mittal Family Office in Sao Paulo, working with private equity, equity and […]

Gary Litwack

Gary is a Canadian lawyer and Counsel at McCarthy Tétrault LLP in Toronto, Canada. He received his LL.B. from the University of Ottawa, his LL.M. from Osgoode Hall Law School in 1992, and was called to the Ontario State Bar in 1990. He is a member of the Canadian Bar Association and the Law Society […]

Ana Cabral Gardner

Ana is a co-founder and Managing Partner at A10 Investimentos, in addition to having an executive and board position at Sigma Lithium. She has over 24 years of experience as a senior banker at global investment banks in New York, London and São Paulo. Ana is a former Head of Latin America Capital Markets at […]