This article sets out to assess the feasibility of implementation strategies in Enterprise Resource Planning (ERP) systems. The methodological approach takes into consideration both technical and organizational aspects involved in ERP implementation. The methodology aims at supporting IS management to reduce risks and handle the implementation process in a holistic and integrated way, highlighting the critical interaction between technical and organizational issues. It provides useful information for companies, and can be considered as an assessment instrument capable of predicting and managing the risk in implementing ERP systems in firms all over the world.