OMG Agency OMD Named Media Network of the Year, with sister-shop PHD claiming second placeGroup revealed first-mover partnerships with leading retail, programmatic buying and social platforms that will connect upper funnel investment to sales  NEW YORK, June 28, 2024 /PRNewswire/ -- Omnicom Media Group (OMG), the media services division of Omnicom (NYSE: OMC) emerged from the 2024 Cannes Lions International Festival of Creativity as the most honored media holding company, earning the highest combined total ...