Dexios is a small business specialized in advisory and consulting services to corporate IS Departments, complex information system architectures, or corporate messaging and collaboration systems. Initially based on a widely recognized expertise on IBM Collaboration Technologies (Notes, Domino, Sametime, Quickr...), the business is now widened to provide Software Engineering Services, Application Development and Maintenance Services (internet, intranet, extranet), and IT Training thanks to an international software engineers and developers network. We also provide high level advisory, business analysis and program/project management services in the following fields : Dematerialization, Legal Archiving, Identity & Access Management (IAM), IT Infrastructure design and build.