Burgundy Diamond Mines Limited announced that Mr. Peter Ravenscroft has resigned as managing director, effective immediately. In addition, the board has resolved that Mr. Michael O'Keeffe, non-executive director, appointed in June 2017, will be appointed as executive chairman. Mr. O'Keeffe was the Managing Director of Glencore Australia Limited from 1995 to 2004 and Executive Chairman of Riversdale Mining Limited prior to that company being acquired by Rio Tinto PLC in 2011.

Mr. O'Keeffe is currently the executive chairman and former chief executive officer of Champion Iron Limited.