AT&T Inc. is an American multinational conglomerate holding company, headquartered at Whitacre Tower in downtown Dallas, Texas. AT&T is the world's largest telecommunications company.
Cloud9 (C9) is an American esports organization. They field teams in League of Legends, Dota 2, Counter-Strike: Global Offensive, Hearthstone: Heroes of Warcraft, Super Smash Bros. Melee, Halo: The Master Chief Collection, Smite, and Heroes of the Storm.