Finexio announced it has partnered with Cass Information Systems, Inc. to provide sophisticated financial exchange services to Finexio and its clients. These services, which are supported by Cass subsidiary Cass Commercial Bank, include funds management, transaction processing, ACH and check processing, and financing solutions. This partnership leverages Cass' 110 years in business and 60-year history in B2B payments, as well as its annual processing volume of $50 billion.