Dr Warris is a petroleum geologist with over 40 years technical and managerial experience in the petroleum exploration industry both internationally and in Australia.
Since 2003, Bevan has been an executive director of Empire Oil & Gas NL. He was a director of both, West Oil NL (1996-2001) and SOCDET Management Limited, and the manager of the Sydney Oil Company Drilling and Exploration Trust (1994-1996). He was general manager of Barrack Energy Limited, which discovered the Mount Horner Oil Field and the Beharra Springs Gas Field in the onshore Perth Basin (1986-1990).
Bevan was chief executive and managing director of Pancontinental Petroleum Limited, which during 1980-84 discovered two gas fields in the Amadeus Basin and four oil fields in the Eromanga Basin. He was involved in the discovery of the North Herald-South Pepper Oil fields in the offshore Carnarvon Basin.