Peter, the son of former Emmy Monash president and Honorary Chief Executive Officer, the late Marianne Lewinsky, joined the board in 2003. 

He has operated a private investment banking and corporate advisory practice since 1991. This follows 10 years in investment banking and stockbroking, in Australia and internationally.

Peter sits on the Boards of several publicly-listed companies and government agencies and has chaired a number of government committees. Peter is also involved in wider-community affairs.