Sebastian Vitzthum

sap b2b e-invoiocing cloud computing sap ag cloud edi e-commerce erp events finance financial services business intelligence business objects analytics social media sap cloud e-invoicing compliance event singapore sap business network cloud b2b rds collaboration fun advertising marketing lovedata sustainability social sap acquisition crossgate b2b erp ict roland berger crossgate #ukisug b electronic invoicing vat value added tax epostbrief innovation e-invoicing electronic commerce crossgate ag supply chain logistics it business