The teacher is the role model in the education unit and has a strategic role in improving the quality of education by developing an organizational culture, a comfortable work environment, and providing motivation and discipline. The research aimed to measure the impact of organizational culture, work environment, work motivation, and work discipline on the performance of school principals. Using a questionnaire on a Likert scale, 41 teachers from Batam City vocational high schools were surveyed. The results indicated that: (1) organizational culture had a partially significant effect on performance, with a Sig value of 0.346 > 0.05; (2) work environment had a partially significant effect, with a Sig value of 0.042 < 0.05; (3) work motivation had a partially significant effect, with a Sig value of 0.691 > 0.05; (4) work discipline had a partially significant effect, with a Sig value of 0.280 > 0.05; (5) the independent variables significantly influenced the dependent variable, with a Sig value of 0.000 < 0.05; (6) the independent variable accounted for 36.1% of the variance in the dependent variable, while 63.9% was influenced by other variables, with an adjusted R Square value of 0.361 or 36.1%. Therefore, it can be concluded that all variables studied significantly impacted the performance of school principals. The research employed quantitative methods to answer the research questions and achieve its objectives.