This study aims to identify and analyze, 1. Effect of democratic leadership style on employee performance, 2. Effect of work environment on employee performance, 3. The influence of organizational culture on employee performance, 4. Influence of motivation on employee performance, 5. Effect of compensation to performance employees, 6. Effect of democratic leadership style, work environment, organizational culture, motivation and compensation to employee performance. The purpose of this study is to acquire knowledge and test theories about democratic leadership style, work environment, organizational culture, motivation, and compensation. This research was conducted in Indonesia precisely in Jakarta, Bogor, Depok, Tangerang, and Bekasi with total sample. Processing data using SEM techniques and applications smartPLS 3.0. The results of this study show the greatest influence of employee's performance is motivation and the least influence of employee performance is democratic leadership style.