This study aims to determine the influence of competence, authority and commitment on employee performance, both simultaneously and partially, at PERUMDAM Tirta Kampar Bangkinang. The population in this research consisted of 120 employees, with a sample of 92 respondents determined using the slovin formula. Data were collected through questionnaires, interviews and documentation. The data analysis was carried out using multiple linear regression with the help of SPSS version 26. The results showed that simultaneously, competence, authority and commitment have a significant effect on employee performance. Partially, each independent variable also has a significant effect on employee performance. The contribution of competence, authority and commitment to employee performance was 59.7%, while the remaining 40.3% was influenced by other variables not examined in this study
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