Kellie holds a Bachelor of Law, Bachelor of Arts (Industrial Relations), Master of Applied Finance and is a graduate of the Harvard Advanced Management Programme. She is a graduate and fellow of the Australian Institute of Company Directors. Kellie has served on a number of boards since 2003 including Federal and State government trading enterprises and various not-for-profits. She has served as a non-executive director of the WA Forest Products Commission and IMX Resources Limited, a dual listed ASX and TSX mining company, including a period as Chair.
After commencing her career with Mallesons (now King & Wood Mallesons) as a corporate lawyer, she moved into investment banking and most recently held senior executive positions as Chief Risk Officer, Chief Operating Officer and Executive General Manager in organisations including AGL Limited, Origin Energy Limited, Emeco Holdings Limited and Aurizon Limited. Kellie was appointed a director in October 2022.