Byron Koster Consultant

Byron is a corporate lawyer specialising in M&A and corporate law.

He has extensive experience in takeovers, schemes of arrangement, the sale and purchase of businesses, ASX listings, foreign investment, joint ventures, share buy backs and Corporations Act compliance.

Byron also advises on securities law, funds management and corporate governance.

Some of Byron’s major transactions include acting for Discovery Parks in its successful takeover bid for Aspen Parks Property Fund, acting for Challenger Infrastructure Fund in its sale of assets and winding-up, and acting for Vodafone in its $8 billion merger with Hutchison.

Byron was a member of the Takeovers Panel for 12 years during the period 2005 to 2017.



Challenger Infrastructure Fund

Acting on its sale of assets and winding up.

Discovery Parks

Acting for Discovery Parks on its successful hostile takeover bid for Aspen Parks Property Fund.

Vodafone Group

Acting in its $8 billion joint venture with Hutchison Telecommunications Australia.


Acting in its $700 million takeover bid for OAMPS.


Recognised in corporate/governance practice, equity capital markets and mergers and acquisitions law
Best Lawyers, since 2014
Recommended in corporate and mergers & acquisitions law
Asia Pacific Legal 500, 2018
Ranked as a leading lawyer in corporate and mergers & acquisitions law
Chambers Asia-Pacific, 2016
Byron Koster is praised for his excellent handling of complex contractual documentation, with one client observing that "from the contractual point of view, Byron was the critical person"
Chambers Asia-Pacific, 2015
The "excellent" Byron Koster is "technically strong" with "good commercial skills”
Asia Pacific Legal 500, 2014

Career & qualifications


  • Bachelor of Laws, University of Sydney
  • Master of Laws, University of NSW
  • Master of Arts, University of Sydney


  • Takeovers Panel (2005-2017)
  • NBL Tribunal (2015-2019)

Insights Read more insight

Mergers & Acquisitions Review 2013

Mergers & Acquisitions Review 2013




  • UNSW, Centre for Continuing Legal Education, Foreign Investment in Australia conference, “3 strikes – are there common themes in the 3 big FIRB rejections?”, October 2013
  • NSW Young Lawyers, Business Law one-day CLE seminar, “What is current market practice in share and asset sales?” March 2012.