Mark A. Stachiw

Allegiance Telecom are a facilities-based national local exchange carrier that provides integrated telecommunications services to business, government and other institutional users in major metropolitan areas across the United States. We offer ‘‘one-stop shopping’’ for voice, data, and integrated communications services (including local, long distance, Internet, data colocation, web hosting and customer premises equipment sales and maintenance services), with convenient, integrated online billing, plus a single point of contact for sales and service. Our principal competitors are incumbent local exchange carriers (also known in the industry as ‘‘ILECs’’), as well as, long distance carriers, other integrated communications providers, and customer premises sales and maintenance business.

Paul, Hastings, Janofsky & Walker LLP provides legal solutions to financial institutions. Founded in Los Angeles, California in 1951, the firm operates in Asia, Europe, and the United States.

MetroPCS Wireless, Inc. provided wireless communication services. It developed phone networks using CDMA technology. The company was founded in 1994 and was headquartered in Dallas, TX.

MetroPCS Communications, Inc. provides facilities based wireless broadband mobile communications. Its products include voice services, data services, custom calling features and advanced handsets. The voice services allow customers to place voice calls and receive calls from any telephone in the world and its data services include text messaging services, multimedia messaging services, mobile Internet access, mobile instant messaging, location based services, social networking services, push e-mail, multimedia streaming and downloads. The custom calling features include caller ID, call waiting, three way calling and voicemail and the company also sells advanced handsets, including models that have cameras can browse the internet, play music, play streaming audio, display streaming videos and downloaded videos. The company was founded by Roger D. Linquist and Malcolm M. Lorang in 1994 and is headquartered in Richardson, TX.

MetroPCS, Inc. is a provider of wireless communications services. It provides flat rate services, which includes unlimited local and domestic long distance calls, digital photos transfer and text message services. It is located in Dallas, TX

American Messaging Services LLC provides paging and messaging services. Its services include traditional numeric and text messaging. It also provides numeric, text and two-way pagers, and paging software products. The company was founded by J. Roy Pottle in November 2005 and is headquartered in Lewisville, TX.