Atom Energy Ltd Ross Louthean has resigned as director. Autodom Ltd Peter Torre has been appointed joint company secretary. Chalice Gold Mines Ltd Tim Goyder has been appointed executive chairman. Comet Ridge Ltd David Bradshaw has resigned as managing director. Jeff Schneider has been appointed executive chairman. Dragon Mining Ltd Markku Mäkelä has been appointed non-executive director. Dynasty Metals Australia Ltd ‘Dato’ Larry Hock Peng Low has been appointed non-executive director. Eden Energy Ltd Chief financial officer Aaron Gates has been appointed joint company secretary. Elk Petroleum Ltd Non-executive director Glenda McLoughlin has retired from the board. Fission Energy Ltd Aaron Gates has been appointed joint company secretary. Fortuna Minerals Ltd Russell Lynton-Brown has been appointed non-executive director. Greenland Minerals and Energy Ltd Simon Stafford-Michael has resigned. Guilford Investments Ltd Richard Cauchi and Peter Gountzos of CJL partners have been appointed joint and several administrators. Kariki Energy Ltd Laurie Brown has been appointed managing director following Craig Gumley’s resignation. Non-executive chairman Paul Fry will now assume executive chairman role. KarmelSonix Ltd Nadaisan Logaraj is not seeking re-election to the board. Korab Resources Ltd Steve Maccora has been appointed non-executive director. Liberty Resources Ltd David Calcei has resigned as company secretary to be replaced by Robert Hodby. Lumacom Ltd Michael Robson has been elected chairperson and Christopher Daws appointed non-executive director to fill vacancy left by the outgoing non-executive director Tim Ingram. West Australian Metals Ltd Managing director Gary Stokes has resigned. Matrix Minerals Ltd Richard Procter has resigned as non-executive director. Mobi Ltd Trevor Kelley has been appointed chief operating officer. Tasman Resources NL Aaron Gates has been appointed joint company secretary. Top End Uranium Ltd Non-executive director Glenister Lamont and executive chairman Andrew Haythorpe have retired.