This study aimed to determine the mediating role of leisure satisfaction between work domain (work overload and job involvement), family domain (family workload and family support) and work-life balance among teachers in Kuching. Fifty employees responded to the self-administered questionnaire in one of a primary school in Kuching area. Data was analyzed Pearson Correlation, Regression and Sobel Test. Results indicated that work overload and family workload are negative and significantly influence employee work-life balance while job involvement and family support are positive and significantly effect work-life balance. This research revealed work overload, job involvement, family workload, family support, and work-life balance are partially mediated by leisure satisfaction. Thus, it is recommended for organizations to organize variety of leisure activities as a strategy to assist employees to improve work-life balance. Keywords: Work overload; Job involvement; Family workload; Family support; Leisure satisfaction; Work-life balance