Thomson Reuters has acquired tax automation company SafeSend in an all-cash transaction valued at $600 million. Founded in 2008, Ann Arbor, Michigan-based SafeSend serves a cloud-based platform designed to streamline the processing and sharing of sensitive financial documents. This includes tools for delivering tax returns, gathering e-signatures, collecting payments, automating workflows, meeting compliance obligations, and more. SafeSend, which has some 235 employees, previously raised an undi...