Matt Gierhart to head OgilvyAction social

November 1, 2021 7:17 pm0 comments

OgilvyAction, the brand activation arm of the Ogilvy Group and experts in consumer activation marketing, has appointed Matt Gierhart as its head of social, a newly created role. Over the last four years, Matt has managed his own boutique social agency, The New Celebrity, run from London and New York […]

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