Siân Tierney is a seasoned public affairs professional currently serving as the Public Affairs Lead at The Jockey Club since February 2022. Previously, Siân held multiple roles at The Conservative Party, including Head of Incumbency Campaigning, Deputy Head of Incumbency, and Deputy Head of Local Government and Membership from May 2017 to February 2022. Prior to that, Siân worked as a Communications Manager at the Cabinet Office from May 2016 to April 2017 and held various positions at The Conservative Party from January 2013 to May 2016, contributing to organizational and local government efforts. Siân's educational background includes attendance at Bexley Grammar School.