ABSTRACT The purpose of the study was to investigate the effect of the different leadership styles on the performance of workers at Coca Cola Company Uganda limited, Namanve, Mukono branch. The study was based on three specific objectives; to examine the effect of leadership style used in Coca Cola Company Uganda Mukono branch, to establish the effect of leadership styles on employee performance at Coca Cola Company and to examine the relationship between leadership style and employee performance in Coca Cola Company Uganda limited. It was based on a descriptive survey design basing on the use of qualitative and quantitative approaches that leadership style and employee performance in Coca Cola Company Uganda limited. Simple random sampling and purposive sampling techniques were used in the study. Questionnaires were used to collect primary and secondary sources of data from 60 out of 75 respondents, using simple random sampling. Data analysis was done using SPSS’s frequencies. Finally the report looked at the study results and gave the discussion of each finding. Therefore, here, data analysis, procedures and response rate are focused on. Then the findings according to objective one revealed that, there are strong authorities exercised by managers in leadership styles which have a positive effect on the organizational performance in Coca Cola Company Uganda limited, Mukono branch with 73% of respondents who strongly agreed and departments perform with no leadership style barriers the emergent leadership style a hierarchical between the boss and subordinate or occurs between two individuals of equal status with 71% of respondents who strongly agreed. According objective two, there was negative effect of leadership styles on employee performance indicates that member’s performance was limited by poor leadership of supervisor in the organization with the response of 68% and there is in efficiency in team work within the department which cannot help the organization to achieve its goals and has greatly decreased overtime with the respondents of 59% who strongly disagreed. According to objective three, the relationship between leadership style and employee perfonuance had a positive effect that employees communicate properly with their employers that staff had the findings over 73% levels of agreement on the areas provided; there was an affect at the performance Coca Cola Company Mukono branch in Meeting deadlines with 58% who strongly agreed. Conclusion, having gone through this topic it will be reasonable to conclude that Leaders, as the key decision-makers, determine the acquisition, development, and deployment of organizational resources, the conversion of these resources into valuable products and services, and the delivery of value to organizational stakeholders. Recommendation, there is a need to examine how a firm grows towards success and how it achieves its goals and targets. I therefore welcome you to have a humble time in reading this work. There are new and knowledge building findings in the work, a lot of inspirations.