Subex Limited is a holding company, which provides software products and related services to communications service providers across the world. The Company also provides implementation and customization, support services, managed services and sub-contracting services. Its segments include Software Products and Software Services. It provides business and operations support systems (B/OSS) solutions to telecom service providers. It offers the Revenue Operations Centre (ROC) solution suite for business and capex optimization, which has solutions for Revenue Analytics, such as ROC Revenue Assurance, ROC Fraud Management and ROC Credit Risk Management; for Cost Analytics, such as ROC Partner Settlement, ROC Route Optimisation and ROC Cost Management, and for Network Analytics, such as ROC Asset Assurance, ROC Data Integrity Management and ROC Capacity Management. It operates across the Americas; Europe, the Middle East and Africa (EMEA), and Asia-Pacific (APAC) and rest of the world.