LONDON--(BUSINESS WIRE)--WEX Inc. (NYSE: WEX), a leading provider of corporate payment solutions, today announced that WEX Europe has entered into an international agreement with Voxel Group, a global leading supplier of electronic transactions systems to the hospitality and travel industries. The long-term relationship established by the agreement is based on the integration of WEX's virtual payments solution into the Voxel-owned baVel electronic billing platform that communicates directly wit