John is a former Director of Southern Geoscience Consultants (SGC), which he established in 1985, and is a former Director of
Aerodata Holdings and Conquest Mines NL (unlisted). John has over 4 decades experience as a geophysicist in the exploration
industry with government agencies, exploration companies, and consulting companies and has worked in many countries. He has
had significant involvement in discoveries of El Sherana West (uranium), Prieska (copper/lead/zinc), Red October, Ulysses (gold).