Paul Lloyd, Darryl Harris and Matthew Egan resigned and were replaced by Graham McGarry, Geoff Greenhill and Marcus Michael.
Derek Fisher has resigned as managing director and chief executive officer of Moly Mines.
Chief operating officer Collis Thorp has been appointed as acting CEO while the company searches for a replacement.
Base metal producer KBL Mining has appointed its chief geologist Anthony Johnston as CEO.
Michael Palmer has been appointed as CEO of MIL Resources, replacing Tony Williamson who resigned due to his relocation to Cairns.
Former Avalon Minerals MD Andrew Munckton has resigned from the board of the company.
Extract Resources director Alistair Clayton has joined the board of Uranex as a non-executive director.
Ausgold executive director Simon Trevisan will revert to a non-executive role after the appointment of Dr Andrew Tunks as CEO.
Former BHP Billiton vice president business development coal Noel Halgreen has been appointed as non-executive chairman of Bligh Resources, replacing Rob Benussi who continues as MD corporate.
Nickel hopeful ENK has appointed mining engineer Dean Stuart as COO.
Ron Chamberlain has been appointed as chief financial officer of Gunson Resources.
The board of African Iron has been restructured following the company’s takeover by Exxaro Resources.
Dr Ian Burston has resigned as chairman and John Moore OA has resigned as a director.
Joe Ariti will remain on the board in the short-term to assist new directors Tony Martin, Brian van Rooyen, Peter Ernst Venter and Leon Groenewald.
Former CBH Resources MD Bob Besley has been appointed as a non-executive director of Queensland Mining Corporation.
Callabonna Uranium has made a number of changes to its board.
Former Mineral Deposits MD Jeff Williams has joined the board as a non-executive director.
Peter Nightingale has resigned as chairman due to other commitments and has been replaced by Phillip Harman who was chairman of MKY Resources before its merger with Callabonna.
VDM Group has appointed former Consolidated Minerals CFO David Coyne as CFO.
Still on suppliers, Every Day Mine Services has appointed Bob Hughes as executive director and Andrew Drake as CEO, following a merger with Hughes Drilling Services.
Both will join the board of the company, which will continue on under the Hughes name.
Dave Reeves has resigned as a non-executive director of Southern Crown Resources to focus on his role as MD of Ferrex.
Finally, Dr Ahmet Kerim Sener has resigned as a non-executive director of Genesis Resources.