Contemporary concepts such as Business Pro cess Re-engineering and Process Innovation emphasize the importance of process-oriented management concepts as a businesses paradigm. Large scaled multimillion-dollar implementations of Enterpri se Systems explicitly and implicitly state the importance of process modeling and its contribution to the success of these project. While there has been much research and publications on alterna tive process modeling techniques and tools, little attention has focused on post-hoc evaluation of actual process modeling activities or on deriving comprehensive guidelines on ‘how-to’ conduct process modeling effectively. This study aims at addressing this gap. A comprehensive a priori pro cess modeling success model has been derived and this paper reports on the results obtained from a detailed case study at a leading Australian logistics service provider, which was conducted with the aim of testing and re-specifying the model
