Upon retiring from state parliament in 1999, Stockdale proceeded to accept positions within the Macquarie Bank Ltd, as Executive Chairman, Asset & Infrastructure Group, as well as the Chairmanship of Axon Instruments Inc.
After resigning from state politics in 1999, Stockdale took on roles within Macquarie Bank Ltd. He was appointed to the Executive Chairman role for the Asset & Infrastructure Group and became the Chair of Axon Instruments Inc.