This research paper explores the impact of cloud computing on productivity and efficiency in business operations, focusing on the case study of BHP, a leading mining company. It examines the benefits of cloud computing, including increased efficiency, cost savings, and improved collaboration, while also addressing potential drawbacks such as security concerns and vendor lock-in. The paper analyzes the different layers of cloud computing, including IaaS, PaaS, and SaaS, and discusses how these layers contribute to the overall impact of cloud computing on business operations. The research concludes that cloud computing offers significant advantages for businesses, but it is crucial to carefully consider the potential risks and implement appropriate security measures.