Strategists consider knowledge as a basic asset source through passing from source-oriented to knowledge-oriented approach in organizations, and the value of knowledge is evaluated based on how that knowledge is used in organization process, in order to produce goods and services. The purpose of this the study is to evaluate the impacts of aspects of knowledge-oriented leadership on innovative performance through considering mediating role of knowledge management practices in head quarter’s domain of energy consultant engineering of Khorasan. The methodology of this research is descriptive study. Also, the purpose of the study is an applied research. The study population consisted of all employees in head quarter’s domain of energy consultant engineering of Khorasan that includes 200 people. According to Morgan table, the sample size is 130 people that the questioners were randomly distributed among them. The questioner was used for data collection, and LISREL software was used for data analysis. The results of the study proved the impacts of aspects of knowledge-oriented leadership on innovative performance through considering mediating role of knowledge management practices in headquarters’ domain of energy consultant. In this context, the present study hypothesis was confirmed. KCI Citation Count: 0