Flex, which offers AI-based payment tools, credit, and more to mid-sized companies, raised a $60M Series B led by Portage, a source says at a ~$500M valuation Aditya Soni / Reuters : Reuters 2025-12-04 Aditya Soni Flex, Reuters, Aditya Soni, Portage Related Coverage Flex raises $60m Series B to scale AI private bank FinTech Global Is Flex The Private Bank Silicon Valley Always Wanted To Build? Forbes Flex lands $60M Series B to become the private bank for America's overlooked wealth creators Refresh Miami