FUSION aims at the development of an innovative approach, methodology and integration mechanism for the semantic integration of a heterogeneous set of business applications (ERP and CRM applications from different technology providers), platforms and languages within SMEs. FUSION aims at the integration of research activities carried out in the Enlarged Europe in the areas of Business Process Management, Semantic Web and Web Services. FUSION aims at the validation of research results by developing proof-of-concept pilots in collaborative commerce across semantically-enriched supply chains and value networks across the Enlarged Europe. In particular, the FUSION approach, methodology and integration mechanism will facilitate three trans-national cases, each of which has operations spanning the Enlarged Europe.