Michael A. Tempora

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 Mobility LLC provides wireless voice and data communications services and products. The firm provides local, long-distance, and roaming services using cellular and personal communications services. It offers corporate wireless solutions and on-demand video streaming; reseller; post-paid, prepaid, and enterprise voice; and data services. The company was founded in 2000 and is headquartered in Atlanta, GA.

AT & T is the global leader in providing local, long distance, Internet, and transaction-based voice and data services. AT&T provides unparalleled quality and reliability in communications services