Charlie has led more than 90 expeditions across the Kokoda Trail over the past 26 years.

He previously served in the Australian Army for 21 years. During this time he saw active service in Vietnam; was assigned to the joint Australian, New Zealand and British (ANZUK) Force in Singapore/ Malaysia from 1970-72, and as an exchange instructor in Airborne Logistics with the United States Army from 1977-78. He is a graduate of the Army Command and Staff College.