Director Profiles

Dr Chris Ringrose

BSc, PhD, MBA, MAIMM, MAICD (Managing Director) (Appointed 19 June 2003)

Dr Chris Ringrose has been an exploration geologist based mainly in Western Australia since he completed his geology degrees in Scotland in 1982. His career has included experience with EZ, Chevron and Aztec, and prior to joining Cullen, he was Exploration Manager with Troy Resources NL for nine years. Dr Ringrose has also completed an MBA at Deakin University and brings to the Company significant management, exploration and project evaluation experience gained both in Australia and overseas. Dr Ringrose has had no other directorships of listed companies in the last three years.


John Horsburgh

BSc, MSc, FAIMM (Non-Executive Director) (Appointed as Director 1 April 1999 and as Non-Executive Chairman, from 21 November 2017)

Mr John Horsburgh, a graduate of the Royal School of Mines, has over 45 years industry experience including 11 years with Solomon Pacific Resources NL. Prior to this he gained extensive experience in Australia and overseas with Getty Oil Development Co., Billiton and RTZ Group. Mr Horsburgh is Executive Chairman of AIM-listed public company Mariana Resources Limited.


Wayne John Kernaghan

BBus, ACA, FAICD, ACIS (Non-Executive Director and Company Secretary) (Appointed 11 November 1997)

Mr Wayne Kernaghan is a member of the Institute of Chartered Accountants in Australia with a number of years experience in various areas of the mining industry. He is also a Fellow of the Australian Institute of Company Directors. During the past three years Mr Kernaghan has held, and is currently a director and holds, the following listed company directorships:

  • Gulf Industrials Limited (from 30 June 2005 to present)
  • South American Ferro Metals Limited (from 26 June 2013 to 24 April 2015)