Stef Koutroumanidis has over 9 years experience within data analytics and creative advertising agencies. 

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Currently a Senior Director, Research & Insights at We Are Social, working across multiple global brands including Activision Blizzard, Audi, Starbucks and Adidas. Previously within the data intelligence team at Omnicom Media Group both at OMD EMEA and Fuse International. Previous stints at Marble Global and McCann Athens within creative copywriting.