Subex Ltd. provides business support systems to communications service providers worldwide. Its product portfolio powers the revenue operations center and its solutions such as revenue assurance, fraud management, asset assurance, capacity management, data integrity management, credit risk management, cost management, route optimization and partner settlement. The company also offers a scalable Managed Services program. It operates through two segments: Telecom Software Products and Telecom Software Services. The company was founded Subash Menon in 1992 and is headquartered in Bangalore, India.