Cloud computing has revolutionized the way businesses and individuals store, process, and access their data. As the demand for cloud services continues to grow, the need for efficient and secure cloud computing systems becomes increasingly vital. This paper introduces the concept of consolidating cloud computing systems by utilizing secure and energy-efficient virtual machines. The consolidation of cloud computing systems involves the optimization of resources, such as servers and storage, to maximize efficiency and minimize costs. By consolidating virtual machines onto fewer physical servers, resource utilization can be improved, resulting in reduced energy consumption and increased cost savings. Additionally, the consolidation approach enhances the overall security of the cloud computing environment, as it enables better monitoring and control of virtual machine instances. To ensure the security of virtual machines, various techniques can be implemented, such as encryption, access control mechanisms, and intrusion detection systems. These measures protect sensitive data and prevent unauthorized access, mitigating potential risks and vulnerabilities associated with cloud computing systems. Energy efficiency is another critical aspect addressed in this paper. By optimizing resource allocation and workload distribution, energy consumption can be minimized, leading to reduced carbon footprint and operational costs. The proposed system aims to strike a balance between energy efficiency and performance, ensuring that cloud computing resources are utilized effectively without compromising user experience. Overall, this paper presents a comprehensive approach to consolidate cloud computing systems, integrating secure and energy-efficient virtual machines. The proposed system not only enhances the security and reliability of cloud services but also contributes to environmental sustainability. The results of this research demonstrate the potential of consolidating cloud computing systems to revolutionize the way cloud services are provisioned, offering businesses and individuals secure and energy-efficient solutions for their computing needs..