Everything in life has changed as a result of globalization, including business. In the era of economic globalization, firms are now more competitive than ever. This suggests that every business needs to adapt in order to anticipate economic uncertainty. For businesses to maximize the performance of their human resources and prepare them for competitiveness, they require effective and efficient management. As a result, businesses must understand the factors that influence employee performance. The article aims to analyze company culture, work environment and leadership skills which are mediated by motivation so that they can influence employee performance. This research uses a population of fast-food restaurant employees in the city of Batam with 3 (four) fast food restaurant samples to represent them, including McDonald's, KFC, J.CO, Chatime, Marugame Udon. The number of questionnaire samples analyzed were 373 respondents. Data processing in this study uses the Partial Least Square (PLS) program using the path analysis method. The results of the research show that: First, company culture, work environment, leadership skills have a significant effect on motivation. Second, motivation is proven to have a significant positive effect on employee performance. Finally, the role of the motivation mediator variable in mediating the influence of the independent variables corporate culture, work environment, leadership skills on the dependent variable employee performance was proven to be significant