Mediahub Worldwide | 41,398 followers on LinkedIn. Mediahub is an award-winning global media agency and part of IPG's Mediabrands. We're an agile, fast and modern agency built for brands who are disrupting the status quo and want a media agency partner to help them achieve brand velocity in times of great change and volatility. Creative at our core, we're powered by the Acxiom data spine and the intelligence power of Magna Global.