This story was originally published on CFO Dive. To receive daily news and insights, subscribe to our free daily CFO Dive newsletter. Dive Brief: Dropbox has appointed Ross Tennenbaum, president of tax compliance software firm Avalara, to become its new CFO, effective Dec. 16, according to a Wednesday announcement. Tennenbaum will succeed Tim Regan who has decided to resign after more than five years as CFO and nine years with the company overall, the cloud-based file hosting service provider said in a ...