Jamie Posnanski

Chief Executive Officer

Jamie was appointed MediaSense Group CEO in December 2024 having completed a 10-year tenure as Global Managing Director, Content & Managed Services at Accenture Song (formerly Interactive) where he played a major role in the meteoric growth of the business to over $12B by 2022. He joined the firm in 2012 following the acquisition of avVenta, the pioneering digital agency he co-founded in 2005.

With over 25 years of experience with large-scale marketing transformations for many of the world’s largest brands, Jamie is building upon a legacy of success and leading MediaSense into its next chapter of growth. Jamie’s experience helping brands navigate complex challenges within the fragmented marketing and technology landscape are ideally suited for the continued enrichment of MediaSense’s expanding offerings that unlock meaningful value for clients.