Twofour54 Intaj, the media technologies arm of Twofour54, has announced that it has signed a joint venture deal with the world's leading advertising technology specialist, Adstream. The joint venture means that Twofour54 Intaj will now become the exclusive provider of Adstream services in the Middle East, making it the one-stop-shop for advertisers, agencies, production agents, publishers and broadcasters that want to take advantage of Adstream's leading digital solutions and services.