Keywords:Human Resource Management, Knowledge Sharing, Performance Appraisals, Compensation, Training. HRM is considered as a backbone for successful organizations and knowledge sharing plays a vital role for an organization to success globally. The purpose of the study is to understand the factors that contribute to knowledge sharing in an organization. This study explains how the effective training, fair compensation and performance appraisal affects the knowledge sharing. The impact of trust on relationship of HR practices and knowledge sharing is also examined. The study empirically analyzes the relationship between HR practices and the knowledge sharing and the strong effect of trust. The correlations, simple and multiple regression tests apply to data. Findings provide evidence of a positive and significant relationship between the HR practices and knowledge sharing in the presence of trust. An organization that wants to enhance the creation, innovation and development of knowledge sharing in organization must pay attention to its HRM practices and on trust worthy environment.