IBM (International Business Machines) Corporation is a company providing information technology products and services. It operates through 5 segments: Cloud and Cognitive Software, Global Business Services, Global Technology Services, Systems, and Global Financing. The Cloud and Cognitive Software segment includes Watson, a cognitive computing platform, data and analytics solutions, and transaction processing software. The Global Business Services segment offers business consulting services, delivery system integration, application management, maintenance, support services, and business process outsourcing services. The Global Technology Services segment provides cloud, project-based, outsourcing, and other services for enterprise IT infrastructure environments. The Systems segment offers servers and z/OS, an enterprise operating system for z systems. The Global Financing segment provides lease, installment payment plans, loan financing services, as well as remanufacturing and remarketing services.