As close Add-In partner of Sparx Systems we are happy to learn, that SAP uses Enterprise Architect for its model based software development. The latest issue of the SAP community magazine for the german speaking countries E-3 reports, that model based development using Enterprise Architect is corteous in SAPs headquarter in Walldorf.  The full text is only available in german: http://www.sparxsystems.de/ressourcen/literatur/