Nowadays many organizations wishing to survive and maintain their competitive position, have implemented knowledge management. But the implementation of knowledge management requires that different factors in the organization like behavior, structure, and technology have certain characteristics. In the absence of these features in factors, the effective implementation of knowledge management will be prevented. This study, among many different models of factors, examines three key factors as information technology, organizational structure and organizational and the impacts of each dimension on effectiveness of knowledge management is separately examined. According to the literature of the subject, 21 items and a conceptual model that show the relationship between 10 variables involvement of culture, adaptatability culture, consistency culture, mission culture, formalization, centralization, complexity, the communication flow, technology support, and knowledge management effectiveness, was created. After determining the sample size and population, questionnaires were randomly distributed. Finally, after analyzing the data, the status of each of the dimensions, were maintained and the culture of Khorasan Regional Electricity Company was drawn based on Denison model. Data analysis also showed that culture, structure, and technology play important role in the effectiveness of knowledge management in Khorasan Regional Electricity Company. Hence, the analysis of factors in terms of properties necessary for the implementation of knowledge management, is an important step which can provide strong foundation for future efforts in this regard. Key words: Involvement culture, adaptatability culture, consistency culture, mission culture, formalization, centralization, complexity, communication flow, technology support, knowledge management effectiveness.