Timothy G. Biltz

Part of AT&T, Inc., Vanguard Cellular Systems, Inc. owns, operates and constructs wireless cellular telephone systems. The company is based in Greensboro, NC. The company was founded by Chuck Timothy Hagel. The CEO is Haynes G. Griffin. Vanguard Cellular Systems was acquired by AT&T Corp. /Old/ on May 03, 1999 for $999.96 million.

SpectraSite Communications, Inc. was previously engaged in providing of outsourced antenna sites to the wireless communications industry in the United States. SpectraSite's business included the ownership, licensing and leasing of antenna sites on towers and the management of rooftops and in-building telecommunications access on commercial real estate. SpectraSite's customers included were wireless carriers including Nextel, Cingular, Sprint PCS, AT&T Wireless, T-Mobile and Verizon Wireless. THe company was based in Cary, NC.

iPCS, Inc. provided wireless telecommunications services. The firm provided wireless voice and data products and services under the Sprint brand throughout the territory licensed to it by Sprint PCS. The company was founded in 2000 and was headquartered in Schaumburg, IL.

Horizon PCS, Inc. sells wireless mobility communications, network products and services under the Sprint brand in portions of Illinois, Michigan, Pennsylvania, Indiana, Iowa, Ohio and Tennessee. The territory includes key markets such as Grand Rapids (MI), Fort Wayne (IN), Tri-Cities (TN), Quad Cities (IA/IL), Scranton (PA) and Saginaw-Bay City (MI). On March 17, 2005, it entered into an Agreement and Plan of Merger with iPCS, Inc. and that which took place on July 1, 2005

Cleveland Unlimited, Inc. provides wireless communication services. The firm owns and operates Revol Wireless, a simple mobile phone service that offers unlimited wireless service for one flat monthly rate without requiring long-term contracts or deposits. It is a different kind of wireless company, a refreshing unconventional alternative from traditional communications companies. The company was founded in 2005 and is headquartered in Independence, OH.

NTELOS Holdings Corp. engages in providing digital wireless communications services. It offers wireless voice and digital data products to retail and business customers. The company was founded in 1897 and is headquartered in Waynesboro, VA.

Founded in 2006, Yap pioneered the world's first fully automated speech-to-text platform for service providers. The Company's award-winning voice recognition technologies provide a solid foundation for their customers' innovative analytics, messaging, search and voicemail applications. Yap's 100 percent machine-powered conversion system is a cost-effective solution that is fast, consistent, scalable and secure. The Company is headquartered in Charlotte and is financed by SunBridge Partners and Harbert Venture Partners.

TireSwing Systems, Inc. operates as a marketing solutions company. It includes marketing tools for firms and website building tool for small and medium-sized businesses. The company was founded in 2002 and is headquartered in New Smyrna Beach, FL.

Lumos Networks Corp. engages in the provision of fiber network services. It focuses on the enterprise, healthcare, residential and small business, and communications sectors. It offers Ethernet, multiprotocol label switching, dark fiber, advanced data center services, and voice and cloud solutions. The company was founded on August 8, 2011 and is headquartered in Waynesboro, VA.