View Post Ad Biz | Agencies | Brands | People CenturyLink Selects Arnold as Its Lead Creative Agency By Erik Oster on Nov. 12, 2014 - 12:45 PM CenturyLink has named Arnold as its lead creative agency, following a review. We originally received tips about the appointment two weeks ago. At the time, no one commented on the lead, but today the agency confirmed the news to A ...