The Petroleum Exploration Society of Australia Limited is a non-profit association of individuals involved in the exploration of oil and gas. The purpose and objectives of PESA are: • To promote professional and technical aspects of the upstream petroleum industry throughout Australia by providing a medium for gathering individuals interested in oil and gas exploration. • To present views and discuss technical and professional matters relating to the upstream petroleum industry. • To foster and provide continuing education for the benefit of members. • To maintain a high standard of professional conduct on the part of its members.