 It has also been considered as a candidate for addressing the OMG SIMF (Semantic Information Model Federation) Request for Proposal, as is explicitly recognized as the foundations for the “Data Modeling Guide (DMG) For An Enterprise Logical Data Model (ELDM)” initiative.Finally, some of the foundational theories underlying OntoUML have also influenced other popular conceptual modeling languages such as ORM 2.0.In 2006, Guizzardi co-founded the Ontology & Conceptual Modeling Research Group (NEMO) located at the Federal University of Espírito Santo (UFES) in Vitória city, state of Espírito Santo, Brazil.