This report provides a critical reflection on the leadership of Tessa Clarke, co-founder of Olio, a food sharing mobile application. It discusses the background of the leader, the leadership theories used, and the leadership models implemented. The report highlights the effectiveness of Tessa Clarke as a business leader and her ability to influence and guide employees. It also explores the success of Olio in reducing food waste and connecting neighbors and local shops. Overall, Tessa Clarke's leadership practices have proven to be successful in the corporate business world.