Shannon joined Westpac in November 2021 as a group executive and leads Westpac’s legal function globally. She is the executive sponsor of the Respect Employee Advocacy Group, focused on domestic and family violence related issues.

Shannon’s legal career commenced at the Commonwealth Attorney General’s Department in Canberra. She then joined Mallesons Stephen Jaques (now King & Wood Mallesons) where she practiced in litigation, mergers & acquisitions and capital markets for 25 years, in Canberra, London and Sydney, including as head of the Sydney office. On retirement from KWM, Shannon joined global corporate law firm Jones Day as a senior partner in the mergers & acquisitions, private equity, and financial markets practice areas, based in Sydney.

Shannon is an executive member of the Business Law Executive Section of the Law Council of Australia (LCA) and chaired the Corporations Committee of the LCA until 2021. She is a member of the Advisory Committee to the Australian Law Reform Commission’s Review of the Legislative Framework for Corporations and Financial Services Regulation. Shannon has experience as a non-executive director, including as Deputy Chair of Forward Ability Support, and is a member of the AICD Law Committee, a member of Chief Executive Women Australia, and a Fellow of the Governance Institute of Australia.