The four new members of the panel including Lee Dewhirst, Byron Koster, Andrew Lumsden and Robert McKenzie, take the total number of panel members to 41.
Mr Lee Dewhirst is a special counsel at Thomson Geer with more than 20 years of experience in corporate advisory work, banking and finance and has previously contributed to a number of major mergers, acquisitions and takeover projects.
Mr Koster is a partner at Johnson Winter & Slattery and specialises in large-scale public mergers and acquisition transactions, including advising on hostile takeover bids, structuring multi-billion dollar mergers and planning high profile acquisitions.
He was previously a member of the Takeovers Panel from 2004 to 2013.
Mr Lumsden is a partner at Corrs Chambers Westgarth and regularly advises Australian and overseas clients on contested and negotiated takeovers as well as corporate and securities law matters.
Previously he was also a member of the Takeovers Panel from 2002 to 2011.
Mr McKenzie is a partner at Jackson McDonald and a former partner at Clayton Utz.
He resolves corporate disputes, in hostile corporate meetings and in the sale, purchase and financing of businesses and assets, and structuring of projects in a diverse range of industry sectors.