SignUp is a Swedish software-as-a-service (SaaS) company and a global forerunner in financial process automation. ExFlow by SignUp Software is the premiere Accounts Payable Automation solution for Microsoft Dynamics 365 Finance and Operations, Business Central, AX and NAV. Founded in Sweden, with subsidiaries in the Netherlands, Australia, and Denmark, SignUp serves a global customer base of more than 1 200 customers.