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Level 3 Communications is an international communications and information services company. The company operates one of the largest communications and Internet backbones in the world. The company is also one of the largest providers of wholesale dial-up service to Internet service providers in North America and is the primary provider of Internet connectivity for millions of broadband subscribers through its cable and digital subscriber line partners. Level 3 offers a wide range of communications services throughout its approximately 23,000-mile broadband fiber optic network, which includes Internet protocol services, broadband transport, collocation services, and managed modem and voice services. It trades on NASDAQ. Level 3 Communications is headquartered in Broomfield, Colo.
Subex, Inc. is the world s largest revenue assurance company. Its end-to-end product portfolio includes data integrity, wholesale and interconnect billing, international settlements, fraud management, mediation management, rating, event integrity and route optimization services for communications service providers. Subex can provide these products individually or as complete revenue assurance solutions using a common platform and any combination of products that a customer might need. Customers can choose to own and operate a system themselves or have Subex manage it on their behalf. Subex is a leading global provider of OSS solutions with a mission to empower communication service providers to achieve competitive advantage and deliver new service experiences to subscribers. In nearly 10 years, Subex has developed a client list that includes 32 of the world's 50 largest telecommunications service providers. The company has more than 150 installations in over 60 countries. Subex, Inc., located in Broomfield, Colo., is a subsidiary of Subex Limited, with headquarters in Bangalore, India.
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