Gilfillan is the Chief Executive of the Port Authority of NSW and a former President and Chair of the International Association of Ports and Harbours.

Gilfillan commented: "I look forward to working with the management team at Ports Australia to realise the current projects the organisation is working on and plan for the future of the sector."

Ports Australia Chief Executive, Mike Gallacher, commented:"As Deputy Chair and with his experience throughout the sector […] Grant has been a valuable resource for the organisation, I am looking forward to him exercising that experience further in his role as chair.

"This organisation has plenty to offer both our membership and wider Australia and we are working hard to realise this potential."

Before this, Gilfillan served as Director of Operations for P&O Ports, Australia and New Zealand and as Managing Director of CSX World Terminals in Australia.