Luca is Managing Director of Transfield Holdings and many of its subsidiary companies, as well as a Director of Sydney Harbour Tunnel Ltd.

Luca holds a Bachelor of Architecture (UNSW), a Graduate Diploma in Urban Estate Management (UTS) and a Honorary Doctorate of Letters from Western Sydney University. He also held a number of positions on not-for-profit boards and committees, including Chairman of the University Art Committees at the University of Technology, Sydney (UTS) and Western Sydney University.

Luca also chaired the Biennale of Sydney from 2000 to 2014.

Luca was made a member of the Order of Australia in 2009 for service to the arts and to the community through a range of philanthropic endeavours and executive roles.


Chris has over 25 years of combined legal and commercial experience within the Transfield Holdings Group.

Chris directly supported the negotiation and implementation of many of its key commercial deals and infrastructure, property and development projects, including Collinsville and Townsville Power Stations, the listing of Transfield Services Limited, the acquisition and listing of Charter Hall Limited, the acquisition, joint venture and subsequent recapitalization with Thales of the Australia defence business ADI Limited, the formation and operation of Perisher Blue Ski Fields and the AUD $650 million joint venture with Mirvac of Walsh Bay Redevelopment Project.

Read more ...


Iain Walker holds a Masters in Public Policy from the University of Sydney and a Bachelor of Business (Marketing) from UTS.

His career has spanned commercial roles in professional sport at the PGA Tour and Golf Australia, and time in the technology industry at Microsoft Australia.

He is the Executive Director of The newDemocracy Foundation which seeks to create a role for everyday people in how we do democracy.

This experience sees Iain’s main focus within Prisma being to find disruptive innovations which address broad public policy problems in public housing or urban planning, as well as the challenge of developing better public discussion tools.