Graham McGonigal

American Cellular Corp. provides wireless communication services. The company was founded on February 26, 1998 and is headquartered in OK.

Vonage Holdings Corp. engages in the provision of communication services through cloud-connected devices. It operates through the Business and Consumer segments. The Business segment provides cloud-based Unified Communications as a Service (UCaaS) solutions, which consist of integrated voice, text, video, data, collaboration, and mobile applications over its scalable Session Initiation Protocol based Voice over Internet Protocol network. The Consumer segment offers UCaaS services and features, via a single identity. The company was founded by Jeffrey Adam Citron on May 1, 2000 and is headquartered in Holmdel, NJ.

AT&T Wireless Services, Inc. provided voice, data and video telecommunications services. It was acquired by Cingular Wireless LLC in October 26, 2004. The company was headquartered in Redmond, WA.

Cingular Wireless provided mobile voice and data communication services in the United States. It operated digital voice and data network in the nation under the name ALLOVER(SM) network. The company provided the wireless carrier to offer Rollover(SM), the wireless plan that lets customers keep their unused monthly minutes. Cingular Wireless was headquartered in Atlanta, GA.

Part of Ingram Micro Holding Corp., Cellular Services SA is a Brazilian company that provides distribution and integrated logistics services to the wireless communications industry. The private company is located in Brazil. Cellular Services was acquired by BrightPoint, Inc. on March 24, 1999.

Bell Laboratories provides research and development services. It provides communications technologies including transistors, digital networking, signal processing, lasers and fiber-optic communications systems, communication satellites, cellular telephony, electronic switching of calls, touch-tone dialing and modems. The company was founded in 1925 and is headquartered in Murray Hill, NJ.

Velocita Wireless LLC provides wireless data products and services. Its products include wireless email, messaging, machine-to-machine, automated vehicle location, and automation applications. The company was founded in 1988 and is headquartered in Woodbridge, NJ

MasTec Network Solutions LLC designs, supplies and supports technology solutions for the commercial and government verticals. It also provides site modification and site maintenance services, which include lawns and grounds care, generators maintenance, battery testing, site inventory, shelter inventory and site inspection services. The company was founded by Darrell Mays in July 2003 and is headquartered in Coral Gables, FL.