COMvergence: Global New Business Barometer for H1 2020 Reveals Top Media Agency Winners
GroupM and its Three Largest Media Agency Networks Dominate in Latest Report France – September 22, 2020 According to the latest global media agency study “New Business Barometer for H1 2020” published by COMvergence, Mindshare came out as the top global media agency in new business results with a Total New Business Value of $1.1B […]