The study aims to determine the effect of lean implementation on work effectiveness and efficiency and its impact on organizational performance moderated by the work environment and is conducted using a quantitative approach with employees from four manufacturing companies in Cikarang as research respondents. From the results of the research conducted, it can be seen that communication has a significant positive effect on work effectiveness and efficiency (0.179), and communication has a significant positive effect on organizational performance with sig. value of 0.268, coordination has a significant positive effect on work effectiveness and efficiency with sig. value of 0.194, coordination does not have an influence on organizational performance with sig. value of -0.154, work effectiveness and efficiency have a significant positive effect on organizational performance with sig. value of 0.654, planning has a significant positive effect on work effectiveness and efficiency (0.192), and planning has no effect on organizational performance with sig. value of -0.016, resource allocation has a significant positive effect on work effectiveness and efficiency (0.209), and resource allocation has no effect on organizational performance with sig. value of -0.014, Structure and Integration has a significant positive effect on work effectiveness and efficiency with sig. value of 0.325, Structure and Integration has a significant negative effect on organizational performance with sig. value of -0.137, the work environment has a significant positive effect on organizational performance with sig. value of 0.358, the work environment cannot moderate the effectiveness and efficiency of work on organizational performance with sig. value of 0.567.