Abstract
The paper examines the performance sustainability of pension fund managers in a developing country such as Nigeria context using survey questionnaires in the collection of data with descriptive statistics and independent samples t-test in the analysis of the data. The opinion of the respondents to the survey questions provides evidence of the existence of several barriers hindering the performance sustainability strategy of pension fund managers these include: a lack of sufficient skills, inadequate innovation, and a lack of adequate processes, etc. However, the respondents also believed that governance and operation, planning, and management are key indicators that sustain the performance of pension fund managers. The study suggests that pension fund managers should develop skills, processes, and innovative solutions to overcome the performance barrier of pension fund managers.