Perenti Limited announced the appointment of Ms Diane Smith-Gander AO and Ms Andrea Sutton as Non-Executive Directors, both of whom will join the Board with effect from 16 October 2023. Diane Smith-Gander AO and Andrea Sutton were both Non-Executive Directors of DDH1 Limited ("DDH1") and join the Perenti Board following the implementation of the DDH1 scheme of arrangement on 6 October 2023. Diane Smith-Gander, AO BEc, MBA, FAICD, FGIA, Hon.Dec, FAIM, GAICD Prior to becoming a full-time company director in 2009, Diane enjoyed a successful executive career with Westpac Banking Corporation (ASX:WBC), primarily in banking operations, technology solutions and change management roles.

Diane was also a Partner of McKinsey & Company. Diane has extensive Australian and international experience in banking and finance, technology, and strategic and management consulting. Diane is also the Chair of Zip Co Limited (ASX:ZIP), the Committee for Economic Development of Australia and HBF Health Limited.

Diane chaired previously listed contractor Broadspectrum and served on the Wesfarmers board for more than a decade. She is also a past director of cooperative CBH and privately held North Queensland Airports. Diane was awarded an Officer of the Order of Australia (AO) for her distinguished service to business, women's engagement in executive roles, gender equality and the community in 2019.

She is a Fellow of both the Australian Institute of Company Directors and the Governance Institute of Australia, and is a past President of Chief Executive Women. Andrea Sutton BEng Chemical (Hons), GradDipEcon, GAICD Andrea brings over 20 years of operational, technical and corporate experience within the mining industry. Andrea's prior roles include Non-Executive Director of Energy Resources of Australia and Managing Director and Chief Executive of Energy Resources of Australia.

Within Rio Tinto, Andrea has been the Head of Health, Safety, Environment and Security, Managing Director with the Support Strategy Review team, General Manager - Operations at the Bengalla mine, and General Manager - Infrastructure within Rio Tinto's Iron Ore business. Andrea is a member of the Australasian Institute of Mining and Metallurgy, Engineers Australia, the Australian Institute of Company Directors and Chief Executive Women. Andrea is a board member of the Australian Nuclear Science and Technology Organization (ANSTO), and a Non-Executive Director of Red 5 Limited (ASX:RED), Iluka Resources Limited (ASX:ILU), and Commonwealth company Australian Naval Infrastructure Pty Ltd. (ANI).