This study aims to determine the effect of leadership, work motivation, work
ethic, and work discipline on the performance of employees of PT. Eka Timur
Raya Brebes a sample of 137 employees, using the Solvin formula, data obtained
from respondents with research instruments using questionnaires. The method
used in this study is the F test. The results show that the variables of leadership,
work motivation, work ethic and work discipline have an effect on employee
performance. Partial test results show that leadership has no effect on employee
performance, work motivation variable does not affect employee performance,
work ethic affects employee performance and work discipline affects employee
performance