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Patrick Gay


Patrick is a partner and focuses on competition law issues.



He also provides advice on international trade law matters, including World Trade Organization issues and Australian anti-dumping laws. 

Patrick’s clients value his strategic advice on competition issues arising from commercial transactions and his experience dealing with the ACCC in relation to merger clearances, investigations and enforcement. He has acted for numerous leading organisations including Air New Zealand, ASX Group, Sky Channel, Tabcorp and Westpac Banking Corporation. 

Patrick also recently acted as a legal affairs officer at the World Trade Organization in Geneva Switzerland and was previously an associate in the competition and international trade law departments of a major Canadian firm. He holds a Master of Public Administration from Dalhousie University Halifax, Nova Scotia. 

Patrick has advised on a wide range of competition issues. Representative matters include:

  • advising Tabcorp and Sky Channel in respect of the successful application for authorisation of arrangements with TVN, and pooling arrangements with other domestic totalisators
  • obtaining ACCC clearance for the Westpac-led consortium on its acquisition of the Cairns and Mackay airports in Queensland, Australia
  • advising the ASX on competition law issues, including obtaining ACCC clearance in respect of ASX’s acquisition of the Sydney Futures Exchange
  • providing merger clearance advice to Carter Holt Harvey
  • providing competition law advice to Air New Zealand on a wide variety of matters, including in respect of its successful application to the Australian Competition Tribunal for authorisation of its strategic alliance with Qantas
  • advising and representing various clients in respect of ACCC investigations regarding misuse of market power, alleged cartel behaviour and other alleged contraventions of the Trade Practices Act 1974


Patrick holds a Bachelor of Arts from McGill University, Montreal, and a Bachelor of Laws and a Master of Public Administration from Dalhousie University Halifax, Nova Scotia.