The Psychological Contract is an important emerging area of human resource researchers and practitioners. Increasing recognition of the importance of human resources in enhancing Organizational performance, coupled with wider concerns about reputation and competitions have made the issue of Psychological Contract of highly relevant to researchers and those managing Organizations. Hence, the objective of the study is to analyse the effects of the psychological contract factors operationalized in terms of transactional, rational and employee performance in a private sector organisation in Cameroon. A structured questionnaire adapted and validated for this study was used to ascertain the responses of the respondents. A self-administered questionnaire was used to collect the data from twenty-five (25) samples. The analysis was conducted using SPSS, the major findings of the study indicated that Transactional Psychological contract has a strong positive significant relationship with turnover intention of employee in private organisation Also, the Relational were significantly related to employee performance in the said private organisation there by implying that a beach in the psychological contract has a significant effect on the performance of employee in an organisation. The owner/managers, regulatory agencies, government and other stakeholders will benefit from the findings, and recommendations suggested.