The increasing emphasis on workplace diversity, equity, and inclusion (DEI) has become a key factor in shaping modern organizational success. As businesses operate in an increasingly globalized and multicultural environment, fostering a diverse, equitable, and inclusive workforce is essential not only for compliance with social and legal standards but also for enhancing innovation, performance, and employee satisfaction. This research explores the evolving role of DEI in the modern workplace, examining its significance, challenges, and the strategies employed by organizations to effectively manage diverse, equitable, and inclusive environments. The study reviewed existing literature on DEI frameworks and practices, identified key themes such as leadership commitment, management practices, bias mitigation, and cultural competence. Additionally, it highlights the impact of DEI initiatives on organizational outcomes, including job satisfaction, productivity, and retention. Through qualitative and quantitative analysis, the research investigated how organizations can address barriers to DEI, such as unconscious bias, structural inequities, and resistance to change. By providing insights into best practices for managing DEI, the research aims to offer actionable recommendations for fostering inclusive workplaces where all employees could thrive. The findings underscore the importance of a holistic and sustained approach to DEI that aligns with both organizational goals and societal progress.