The aim of the study is to determine following questions: Do the types of employment of the participants make a difference in perceptions of organizational justice? Do the socio-demographic features of the participants make a difference in perceptions of organizational justice? The universe of the study is 3055 employees, of which Sakarya University Training and Research Hospital. The sample of the study is 405 employees. As a data collection tool a question form for determining socio-demographic characteristics and the Organizational Justice Perception scale developed by Colquitt (2001) were used. In the analysis of the data, descriptive statistical methods, correlation analysis, independent samples t-test and ANOVA analyses were used. According to the findings of the study, the average of perception of organizational justice of civil servants is 3.296; contracted workers average is 2.823 of; subcontracted workers average is 2.996. According to another finding of the study, a significant difference was found between the perceptions of organizational justice of civil servants, contracted workers and subcontracted workers. In addition, the age, educational status, monthly average income and administrative duties of the employees are significantly different in terms of organizational justice perceptions. However, gender, marital status and professional experience do not make any significant difference.