Companies can only thrive in this quickly changing technological age by means of digital transformation. This study examines how digital transformation and leadership interact with an eye towards how Big Data can enable a company to migrate to a tech-driven environment be managed. Companies looking for Big Data’s benefits will need visionary executives to steer them over the challenges of merging new technologies with tried-through systems. Those who want to thrive in the digital age must use among other basic tools and techniques change management, strategy matching, and vision casting. Moreover shown are problems with data governance, talent acquisition, and company cultural shift. By means of case studies and industry examples offering insights on best practices and typical mistakes in handling digital transformation, this paper offers a comprehensive framework for leaders trying to maximise the possibilities of Big Data and guarantee a seamless transition to a technology-driven business model.