Global Business Services (GBS) refers to a centralized operational model within an internal business organization where shared services are consolidated and provided to multiple business units or functions across different geographical locations. GBS aims to streamline and optimize common business processes such as finance, HR, IT, procurement, and customer service by leveraging standardized practices, technology, and economies of scale.

It involves centralizing resources, expertise, and systems to deliver services efficiently, improve quality, and drive cost savings. GBS enables collaboration, standardization, and harmonization of processes, enhancing operational effectiveness and enabling the organization to better support its global operations.