Cobalt Blue Holdings Limited announced that Robert J McDonald has been appointed to its Board, effective from 1 January 2019. Rob McDonald is a seasoned mining industry executive who commenced his career with Rio Tinto before assuming senior roles in investment banking and private equity. His background in project development and optimisation, strategy and business development, transaction management and capital markets will serve to complement the existing Board's capabilities. He is an experienced board director, having held non-executive director roles, including chairman, with a number of listed mining companies, at different stages of evolution.