London-based mining private-equity company Appian Capital Advisory has appointed Nelson Silva, a former director at Brazilian state-owned oil company Petrobras, to be its senior safety and social performance adviser, it said on Monday August 24.
Silva will take the role of assisting with environmental, health, safety and community issues on Appian's mining portfolio, the company added.Appian operates copper and nickel mines in Brazil, and has minority stakes in...