Since 1991, Mr Lewinsky has conducted a private investment banking and corporate and government advisory practice.
This follows 10 years investment banking and stockbroking experience both in Australia and internationally.
Over the past 20 years he has been a member and Chair of a number of Boards and governance committees, and advised the Victorian, and other State governments on a range of governance and audit and risk sector re-structuring and industry reform issues.
Mr Lewinsky, holds many various Director positions at Tasmanian Water & Sewage Corporation, TAL Superannuation Ltd, Emmy Monash Aged Care, Dalsey Pty Ltd, View Sea Pty Ltd.
He is Chair of the Holmesglen Institute, Chair of the Audit & Risk Committee -Department Environment Land Water and Planning (DELWP), and President of Board, Australian Centre for the Moving Image (ACMI).