<![CDATA[The purpose of this research is to know the influence of supervision, work environment, training, learning organization on managerial effectiveness of private high school principal in East Jakarta. This research tries to answer the problem about managerial effectiveness of private high school principals with evidence of quality improvement of school services. The research on the effectiveness of managerial involving 105 private high school principals has been selected from the target population of 83 principals using a quantitative approach with path analysis method. Hypothesis testing research shows: (1) supervision has a positive effect on managerial effectiveness; (2) learning organization have positive effect toward managerial effetivity (3) work environment have positive effect toward managerial effectiveness; (4) job training has a positive effect on managerial effectiveness; (5) the positive impact on the learner organization (6) The positive effect on the learner organization (8) the positive effect on the learner organization (8) the supervision has a positive effect on the work environment; Therefore, to increase managerial effectiveness of private high school principals in East Jakarta. Need to improve supervision, work environment, training and learning organization. Keywords : Supervision, Work Enviornment, Training, Learning Organization, And Managerial Effectivitness]]>
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