The purpose of this study is to examine the effects of quality of work life (QWL) and job satisfaction on work performance, with organizational commitment as an intermediate variable, in the Powerhouse Industry in Riau Islands Province, Indonesia. The research design used is a combination of verification and descriptive research, while the research method used is through a survey approach. The study sample was 255 employees from 5 companies in Riau Islands Province. The sampling technique is done by simple random sampling (SRS). The method of analysis uses descriptive statistical proportions, as well as the Structural Equational Modelling method using LISREL computer software version 8.8. The results of the study stated that all results of the hypothesis test based on empirical data are proven. There is only one hypothesis test result that is not proven, namely employee job satisfaction which has no effect on employee performance in the case of the powerhouse industry in the Riau island province, Indonesia. That is, the company management must immediately accommodate the aspirations of the employees, hold a dialogue to improve the quality of work life. Because, if this condition continues, in the long run, it will be risky to the company.