Dropbox, Inc. announced that its chief financial officer Timothy Regan will step ?down after five years in the role and will be ?succeeded by Ross Tennenbaum, a senior executive at tax software company Avalara. Tennenbaum will join Dropbox as the company ramps up investment in artificial intelligence, including AI-powered tool Dropbox Dash, which connects apps such as Google Workspace and Slack to ?help manage files. His appointment ?as Dropbox CFO takes effect on December 16, 2025.
Tennenbaum is currently president at Avalara and ?previously served as its CFO. Regan, who joined Dropbox in 2016 as chief accounting officer, helped guide the company through its 2018 initial public offering before ?becoming CFO in 2020. He will stay on as a non-executive employee ?of the company through March 15, 2026.

















