Main Capital-backed Onventis, a cloud provider, completed the acquisition of WorkFlowWise, a cloud-based provider for workflow automation, invoicing and expense management. Financial terms were not disclosed. "We were immediately impressed by their smart invoicing solutions, their customer references and the deep process know-how they have developed over the years. The combination of our product portfolios will significantly improve our e-procurement offering especially in the fast growing market for fully automated invoicing solutions," Frank Schmidt, Onventis CEO.