Meet the ACAC Innovation Team

Andy GreigAndrew C Greig

Andy Greig is the founder of ACAC Innovation and its Senior Director.


He retired in 2015 after a career in international construction particularly in the mining sector. He worked for Bechtel Group for 34 years; led its global mining business for 13 years; was managing director for its Australian operations; and was group HR Manager in his last assignment. Andy has worked and lived all over the world and was a Senior Vice President and Director of Bechtel Group, Inc.


Andy is a business graduate of Monash University and a Fellow of the Australian Academy of Technology, Science and Engineering.


He has a passion for innovation, development and growth of people, and health and safety in the workplace – and in life.

Leisa HamiltonLeisa D Hamilton

Leisa is the manager of ACAC Innovation’s Newstead Incubator; and provides support to the innovators and entrepreneurs we host.


An administrative professional, Leisa had 18 years in senior administrative roles in Bechtel; and prior experience in the fields of accounting and travel.


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The ACAC Innovation Team can help turn your idea in reality.