This study aims to analyze "The Effect of Supervision, Discipline and Occupational Safety & Health (K3) on Employee Performance of PT. Citra Agro Sejati, Simpang Kanan Subdistrict, Rokan Hilir Regency ”with 44 respondents in the processing division. Data analysis used multiple linear regression analysis method with the help of SPSS (Statistical Package of Social Science) version 20. Based…