This research focuses on the significance of workforce planning and development for Pret A Manager, a famous international sandwich store and franchise chain based in London, UK. The study aims to identify the impact of workforce planning and development on the enhancement and profitability of the organisation. It discusses the aspects, significance, benefits, and challenges of workforce planning and development. The research also aims to identify the current requirements of the organisation and apply the applications of workforce planning to improve the effectiveness of the organisation. The study is significant as it can help improve employee retention, maintain a high potential workforce, and meet the future requirements of the company.