Level 3 Communications

Black Lotus Communications is an availability security innovator that pioneered the first commercially viable DDoS mitigation solutions. These advanced solutions enable service providers and enterprises to protect their networks against DDoS attacks and to offer DDoS protection as a service. Breakthrough developments at Black Lotus include the world's first DDoS protected hosting network, the first IPv6 DDoS mitigation environment, and the first highly effective application layer attack mitigation strategy.

TW Telecom is a prominent provider of telecommunication services in the United States, specializing in managed data, Internet, and voice networking solutions for enterprises and large organizations. As one of the largest providers of Business Ethernet in the country, it connects over 20,000 commercial buildings to its extensive national fiber network. The company offers a range of services, including Ethernet and transport data networking, internet access, and voice services such as local and long-distance calling and VoIP. Additionally, TW Telecom emphasizes network security, ensuring that its clients benefit from predictable and secure networking options that are scalable to meet their evolving business needs. Its commitment to superior customer experience is characterized by a responsive and collaborative approach to service delivery.

IP Networks is a telecommunications company that offers data, internet, and applications services to commercial enterprises, government agencies and service providers.

Global Crossing is a telecommunications carrier that offers a variety of communication solutions to wholesale and business customers. The company provides data, voice, and collaboration services, operating primarily in North America, Europe, Latin America, and parts of the Asia/Pacific region. Its operations are structured into three segments: services primarily for customers in the United Kingdom, services focused on the Latin American market, and a broader range of offerings in North America and other regions. Global Crossing's telecommunications services include virtual private networks, leased lines, audio and video conferencing, long-distance telephone services, and VoIP solutions, enabling clients to access diverse data and voice products tailored to their needs.

Savvis - Content Delivery Network (CDN) services business provides global data networking.

Provider of data transport services. The company's network includes approximately 2,000 route miles serving 14 major metro markets, with lit fiber connectivity to approximately 215 buildings.

ICG Communications is a nationwide communications company that provides data and voice services to internet service providers (ISPs), telecommunication carriers, and corporate customers. The Company is a competitive local exchange carrier (CLEC) certified in most states, holding interconnection agreements with every major local exchange carrier. ICG's facilities support three primary product offerings: dial-up services, point-to-point broadband services, and corporate services. As of December 2002, the Company had approximately 806,000 ISP customer ports providing primary rate interface (PRI) and remote access services (RAS). ICG Communications was founded in 1986 and is headquartered in Englewood, Colorado. As of May 31, 2006, ICG Communications, Inc. operates as a subsidiary of Level 3 Communications, Inc.

Edgewater Networks Inc. specializes in manufacturing managed services platforms for the delivery of IP-based voice, video, and data services tailored for service providers, small businesses, and large enterprises. Its offerings include the EdgeView Service Control Center, which addresses network impairments affecting VoIP call quality, and Intelligent Edge solutions that facilitate VoIP and video interoperability, active line testing, call monitoring, and quality management. The Network Edge Orchestration platform integrates these solutions for enhanced performance. Additionally, the company provides QuickConnect interoperability certification services and professional services for network planning and operation. With over 600,000 deployed sites globally, Edgewater Networks is recognized for simplifying customer premises configurations and accelerating deployment timelines. Founded in 2002, the company is headquartered in Santa Clara, California, and operates as a subsidiary of Ribbon Communications Inc.

Genuity, later sold to GTE.

Spectrum Corporation is a leader in Unified Contact Center Reporting (UCCR). UCCR is a process of extracting real-time and historical data from contact center applications, transforming that raw data into information and publishing that information in useable reports for all levels of the contact center. The reports are seen on dashboards, LCD screens, desktops, wallboards, web based reports, email and smartphones. Incorporated in 1971, Houston, Texas-based Spectrum has consistently been an innovative leader offering a “total solution” that maximizes performance and increases efficiency in companies worldwide, including many Fortune 500 companies.

Telseon, Inc. is a provider of Internet infrastructure services operating over optical networks in major metropolitan areas. The company specializes in data transport services, offering a range of solutions including optical network services, IP infrastructure, and various connection types such as point-to-point, point-to-multipoint, and multipoint-to-multipoint. Additionally, Telseon provides bandwidth enhancement services and other Ethernet services, catering to the needs of businesses seeking reliable and efficient data transmission solutions.

e-Net is a real estate marketing company that distributes websites, mobile technologies, and voice response systems.