TP Group is the largest telecommunications group in Central Europe, operating in all segments of the Polish telephony and communications industry. The Group owns the largest technical infrastructure in Poland, with operations in fixed-line voice, data and mobile networks, radio communication and satellite transmission.TP Group's goal is to deliver outstanding customer satisfaction and attractive shareholder remuneration by being the first choice provider of telecommunication, media and entertainment services, through state-of-the-art and cost-effective technologies.

U.S. National Telecom, Inc. does not have significant operations. It intends to seek, investigate, and acquire an interest in business opportunities in the real estate and the telecommunications sector except radio. The company was formerly known as Yi Wan Group, Inc. and changed its name to U.S. National Telecom, Inc. in September 2007. U.S. National Telecom was founded in 1999 and is headquartered in Denver, Colorado.

Purple Communications, Inc., together with its subsidiaries, provides video and text relay services, and professional interpreting for deaf, hard-of-hearing, and speech-impaired persons primarily in the United States. The company offers Internet protocol text relay services that enable deaf or hard of hearing callers to use an Internet-connected computer or wireless handheld device to place calls, which are connected to a relay operator under the ‘IP-Relay’ and ‘i711’ brands. It also provides video relay services, which enable a deaf caller to make a call by communicating with a sign language interpreter over a live video connection primarily under the ‘Purple Language Services’ and ‘i711’ brands. In addition, Purple Communications offers infrastructure and interpreting services for video relay services; and community interpreting services in situations where relay services may not be available or ideal. The company was formerly known as GoAmerica, Inc. and changed its name to Purple Communications, Inc. in February 2009. Purple Communications was founded in 1996 and is headquartered in Novato, California.

Bright lights and big cities are not necessarily for CenturyTel. The company (which does business as CenturyLink) mainly provides local telephone services in rural areas, as well as network access to other carriers and businesses. It also offers long-distance and Internet access. CenturyTel serves about 7 million local voice lines and provides Internet access to about 2 million subscribers in 33 US states. The company's core service areas include Alabama, Arkansas, Missouri, Washington, and Wisconsin. Additionally, it provides paid television service to residential customers through a deal with DIRECTV. CenturyTel's other services include commercial printing, database management, and direct mail advertising.

Optelecom-NKF, Inc. develops video network solutions for traffic monitoring and security of airports, seaports, casinos, prisons, utilities, public transit, city centers, hospitals, and corporate campuses. It offers video over Internet protocol (IP) solutions under the Siqura name comprising codecs/servers for high-quality video compression; boxed, fixed dome, mini-dome, and high-speed dome cameras; single and multi-server video management systems, operator solutions, development kit for integration with third-party software applications, and versatile management and configuration tools; network video recording; and video network equipment, such as gigabit Ethernet switches, fast Ethernet switches, and models with built-in video encoders. Optelecom-NKF, Inc. also provides video over fiber optics comprising MC Series for safety, security, and transportation applications; and 9000 Series for government and transportation applications. In addition, Optelecom-NKF offers interferometric fiber optic gyro coils; optical devices; and precision wound coils for applications in optical fiber dispensers used in remote vehicle control systems to precision optical fiber coils for communications systems. Optelecom-NKF sells its products through direct sales, commercial integrators, and resellers in the United States and internationally. Optelecom-NKF, Inc. was formerly known as Optelecom, Inc. and changed its name to Optelecom- NKF, Inc. in April 2005 as a result of acquisition of NKF Electronics B.V. Optelecom-NKF, Inc. was founded in 1972 and is headquartered in Germantown, Maryland.

Colt is Europe’s information delivery platform, enabling its customers to share, process and store their vital business information,provides major organisations, midsize businesses and wholesale customers with a powerful resource that combines network and IT infrastructure with expertise in IT managed services, networking and communication solutions and operates a 13-country, 25,000km network that includes metropolitan area networks in 34 major European cities with direct fibre connections into 16,000 buildings and 19 Colt data centres.

iBiquity Digital wants to spread the news about digital radio. iBiquity Digital company licenses in-band on-channel (IBOC) technology, branded as HD Radio, that allows AM or FM radio stations to transmit digital signals on the back of their normal analog signals. Customers include broadcast companies and more than 1,000 radio stations nationwide. The company also licenses HD Radio technology to home and car stereo receiver manufacuters including Boston Acoustics and Sanyo. iBiquity Digital has offices in Columbia, Maryland; Basking Ridge, New Jersey; and Pontiac, Michigan.

8x8, Inc. develops and markets telecommunications services for Internet protocol (IP), telephony, and video applications, as well as provides Web-based conferencing and unified communications services. The company offers the 8x8 VoIP voice and video digital phone service, 8x8 Virtual Office hosted private branch exchange (PBX) service, 8x8 Complete Contact Center service, 8x8 Trunking service, 8x8 Hosted Key System service, 8x8 MobileTalk service, 8x8 Virtual Meeting Web conferencing service, and the 8x8 Virtual Office Pro unified communications solution. The 8x8 Virtual Office suite of business phone services offers high definition audio-enhanced communications services that eliminate the need for traditional telecommunications services and business phone systems. The 8x8 Virtual Office solution replaces an on-premise PBX telephone system with a hosted, Internet-based business phone service that is delivered over a managed or unmanaged Internet connection. The company also sells pre-programmed IP telephones with speakerphones and a display screen in conjunction with its Virtual Office service plans, which enable its business customers to access additional Virtual Office features through on-screen phone menus. Its 8x8 Virtual Office Pro unified communications solution bundles the 8x8 Virtual Office hosted PBX phone service with other businesses software communications services, such as Web conferencing, call recording and archiving, Internet fax, chat, voicemail, presence management, and a mobile iPhone/iPad extension. 8x8, Inc. also offers 8x8 Managed Hosting and Cloud-Based Computing solutions to business customers through its subsidiary, Central Host, Inc. The company markets its services under the 8x8 brand in the United States and internationally. As of March 31, 2010, it had approximately 20,000 business customers who use its services as their primary business telephone system. 8x8, Inc. was founded in 1987 and is headquartered in Sunnyvale, California.

Megapulse makes long-range navigation (Loran) equipment for military, government, and commercial customers, specializing in low-frequency Loran-C. Its transmitters send radio signals that can be used to measure position, velocity, time, and orientation, as well as broadcast data. Megapulse sells many of its products under the Accufix brand. The US Coast Guard is a customer, as are the governments of the UK, Ireland, Dubai, China, South Korea, and India, among others. Megapulse was founded in 1970 by Paul Johannessen, who sold the controlling interest in the company to Racal Electronics in 1982. The officers of Megapulse -- which is run by Johannessen's son, Erik -- bought the company back in 1987.

Holding company TIM Participações operates through TIM Celular and Tele Nordeste Celular (TND). The two companies offer cellular phone service in three southern states of Brazil and in six northeastern states. TIM Participações operates in the Brazilian states of Paraná and Santa Catarina and in the cities of Pelotas, Capão do Leão, Morro Redondo, and Turuçu in the state of Rio Grande do Sul. The company makes sales to retail and business customers through retail locations and points-of-sale operated by other dealers and resellers. TIM Brasil Serviços e Participações S.A. (owned by Telecom Italia) controls 81% of the company.

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