Tony Thakur

CENX, Inc. provides telecommunication services. It offers data and visualization, real-time operations, interoperability, and professional services. The company was founded by Nan Chen and Ronald Gavillet in 2009 and is headquartered in Ottawa, Canada.

tw telecom, Inc. is a provider of managed network services, specializing in business Ethernet, data networking, converged, IP VPN, Internet access, voice, including VoIP, and network security services to enterprise organizations, including public sector entities, and carriers throughout the U.S., including their global locations. It also provides a broad range of traditional services, including a dedicated network service portfolio with private line, special access and private transport services, voice services and secure Internet access. tw telecom was founded in 1993 and is headquartered in Littleton, CO.

Part of Verizon Communications, Inc., MCI Communications Corp. is an American telecommunications company. The company is based in Washington. MCI Communications was acquired by MCI, Inc. on September 15, 1998 for $42,459.16 million.

Global Capacity Group, Inc. operates as a telecommunications virtual network operator. Its products include business Internet, Ethernet services & access, wavelengths, wide area networking and interconnect. The firm's solutions include cloud connectivity, application delivery, branch office connectivity, carrier off-net access, retail and healthcare networking solutions. The company was founded by Patrick C. Shutt in 2006 and is headquartered in Waltham, MA.