Irish pillar bank AIB has put its lead creative agency business out to pitch with the support of Agency Assessments International (AAI). The business has been held by creative agency Droga5 for nearly 20 years, a period during which it won multiple awards locally and internationally, including a Cannes Lions award.  AIB confirmed it has put its lead creative agency business out to tender, but it declined to comment on the process. The bank’s other ongoing relationship with Accenture Song, which Droga5 is part of, is not impacted. Its media services business, which Starcom provides, is also not impacted.  Lisa…