By: Ryan Borba / Deborah Speer Steve MartinAgency veterans Steve Martin and Andy Somers have left APA, Pollstar has learned, with the exit reportedly amicable. Martin was APA co-head of worldwide music alongside Bruce Solar and Steve Lassiter, after being named partner in 2015. Martin, a well known music industry figure, sold his own Music Business Agency to William Morris in 1989 and, five years later, left to spearhead the fledgling New York office for the UK-based, Neil Warnock-founded The Agency Group, which became a concert industry powerhou...