The objective of the study was to establish the effect of work environment on employee engagement at L'Oreal East Africa. Specific objectives: to establish the effects of physical environment on employee engagement at L' Oreal East Africa, to assess the effect of organizational climate on employee engagement at L' Oreal East Africa, to examine the effects leadership style on employee engagement at L' Oreal East Africa. This study was based on two theories; two-factor theory and the affective events theory. The study adopted a descriptive research design. The target population for this study was employees of L' Oreal East Africa. Sampling frame was the list of all 150 employees, from where the respondents were selected. Therefore, using Krejcie and Morgan formula, the sample size was 109 out of 150 employees. The questionnaire was the selected instrument or tool for data collection for the study. The questionnaire was administered to the respondents. Quantitative data collected was analyzed using SPSS (Version, 23) and presented through percentages, means, standard deviations and frequencies. The information was displayed by use of bar charts, graphs and pie charts and in prose-form. Content analysis was used to test data that is qualitative in nature or aspect of the data collected from the open ended questions. Correlation analysis was conducted to establish the relationship between the independent and the dependent variable. Multiple regressions were done to establish the effect of work environment on employee engagement at L' Oreal East Africa. Data was presented using tables, and pie charts. The study found that at 95% confidence level, physical environment had significant positive relationship with employee engagement at L' Oreal East Africa; organizational climate had significant positive relationship with employee engagement at L' Oreal East Africa and that leadership style had significant positive relationship with employee engagement at L'Oreal East Africa. The study thus recommends that the management of L' Oreal East Africa should better the physical environment of the workplace by improving spatial layout and functionality of the surroundings this will ultimately help improve the employees experience and necessitate better performance; the company should ensure that the organizational climate allows a high degree of autonomy and nurtures relationships among peers, supervisors and subordinates which will result in more satisfied workers and managers of the organization to use leadership style that will have a positive effect on the morale of the employee.