Abstract: Methods and systems are provided for modeling business information and providing navigation between business information models. An exemplary method for modeling business information uses integrated model data, and includes the steps of storing a first business information model and second business information model written in description notations, and assigning the second business information model to an object, wherein the object is represented by a symbol in the first business information model. An exemplary method for providing navigation between business information models includes displaying a graphical representation of an object in a first business information model, and providing an interface for navigating to display a second business information model, where the step of providing the interface includes providing the interface with the graphical representation of the object.