Today's enterprices require more information and communication in order to reduce costs under the current scarce resources, to shorten delivery time, to increase quality and product variety, in other words, are obligated to develop an integrated information system". Enterprise Resource Planning (ERP) systems help unleash the true potential of companies by integrating business and management processes. In this study, how and in what direction Enterprise Resource Planning Systems affect the decision of the upper and middle level managers of businesses together with the effects of ERP systems on strategic knowledge management to make enterprises more innovative and competitively advantaged, transtbnnable, and decisions based on ERP systems will be investigated. As a result of literature review study, the role and the impacts of these systems on strategic information management and decisionmaking will be investigated with both global and local business application examples. (c) 2013 The Authors. Published by Elsevier Ltd.