Seb Rennie

As a Chief Investment Officer with 20+ years’ media experience, Rennie is focussed on driving industry change, best practice and business growth. He has worked in and with a number of the largest and most influential media agencies, media owners, advertisers and tech vendors in Australia and Canada.

Rennie has spent the past three years in GroupM Canada as Chief Investment Officer. During this time he has driven market-leading innovation including the introduction of new Investment management technologies, and the launch, roll out and growth of GroupM’s addressable TV business Finecast and Out of Home business Kinetic.

He returned to Australia as GroupM Chief Investment Officer in June to lead GroupM’s Investment & Partnerships function, lead innovation, maximize the performance of the group’s media agencies and deliver clients best in class media solutions and value in line with GroupM’s Responsible Investment framework.

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