Vonage competitors

John Stankey assumed the role of CEO in July 2020 after previously serving as president and chief operating officer. With more than $180 billion in 2019 revenues, AT&T is one of the world’s largest companies in technology, media and telecom. It has delivered 36 consecutive years of quarterly dividend growth. And between 2015 and 2019, AT&T invested more than $135 billion in its network, including capital investments and acquisitions of spectrum and operations. Over that same period, the company invested more in the U.S. than any other public company. John’s leadership drives AT&T to deliver on its purpose to create connections with each other, with what people need to thrive in their everyday lives, and with the stories and experiences that matter. AT&T’s market focus is as a broadband provider, a software-based entertainment provider, and a creator of content that drives engagement. The company is undergoing a significant transformation initiative to ensure all the company’s business units are well-positioned for continued success into the next decade and beyond. AT&T Communications is a global leader in communications with nearly 135 million U.S. mobile, broadband and pay-TV customers, as of Q1 2020, and nearly 3 million business customers, from the smallest companies to nearly all the Fortune 1000. WarnerMedia is a leading media and entertainment company that creates and distributes popular content from a diverse array of storytellers and journalists through its industry-leading consumer brands including HBO, HBO Max, Warner Bros., TNT, TBS, truTV, CNN, DC Entertainment, New Line, Cartoon Network, Adult Swim, Turner Classic Movies and others. WarnerMedia also includes Xandr, which is focused on creating a better solution for advertisers and publishers to reach specific audiences at scale in trusted, premium content environments. AT&T Latin America provides pay-TV services across 10 countries and territories in Latin America and the Caribbean and wireless services to consumers and businesses in Mexico. John joined AT&T in 1985 and has 35 years of accomplished leadership spanning nearly every area of AT&T’s business. He has served in a variety of roles including CEO of WarnerMedia; CEO of AT&T Entertainment Group; Chief Strategy Officer; Chief Technology Officer; CEO of AT&T Operations; and CEO of AT&T Business Solutions. John holds a B.B.A. in Finance from Loyola Marymount University and an M.B.A. from UCLA. In addition to serving on AT&T’s board of directors, he serves on the board of directors of UPS.

Mr. Samuel Jonas has been appointed as Chief Executive Officer, Chief Operating Officer of IDT Corp., effective December 31, 2013. Shmuel Jonas has served as Chief Operating Officer of the Company since June 2010. Shmuel Jonas joined the Company in June 2008 and served as a Vice President until June 2009, when he was elected to serve as the Company’s Vice President of Operations. Since 2004, Shmuel Jonas has also been the managing member of Arlington Suites, LLC, manager of a thirty million dollar mixed-use ground up development project in the Bronx, New York.

Rami Rahim is Chief Executive Officer of Juniper Networks and a member of the company's Board of Directors. Rahim was appointed CEO in November 2014. Rahim began his Juniper career in early 1997, as employee No. 32, and worked as an engineer on Juniper's first breakthrough product, the M40 core router. Rahim has progressed through a series of technical and leadership roles at Juniper, applying his engineering acumen to the design and development of Juniper's industry-leading product portfolio. He most recently served as Executive Vice President and General Manager of the Juniper Development and Innovation (JDI) organization, overseeing the company's entire product and technology portfolio. His responsibilities included driving strategy, development and business growth for routing, switching, security, silicon technology, and the Junos operating system. Other leadership positions held over the years include: Executive Vice President and General Manager of Platform Systems Division for routing and switching, Senior Vice President of the Edge and Aggregation Business Unit (EABU), and Vice President and General Manager of EABU. Rahim earned a Bachelor of Science degree in electrical engineering from the University of Toronto and a Master of Science degree in electrical engineering from Stanford University. He completed an intensive six-week executive program at Stanford University's Graduate School of Business. Rahim holds 17 U.S. Patents in networking technologies and is a member of IEEE.

Greg Brown (born 26 February 1943) is a former Australian rules footballer who played with Essendon in the VFL during the 1960s.

Mr. Stang has served as a director since July 2008 and served as Chairman of the Board from March 2013 to June 2019. Mr. Stang serves as Chair of our Compensation Committee and Corporate Governance/Nominating Committee. Mr. Stang currently serves as chairman, president and chief executive officer of Ooma, Inc., a cloud- based communications and connected services public company. He has held the position of Chairman since December 2014 and the positions of president, chief executive officer and director since January 2009. Prior to joining Ooma, Mr. Stang served as a director, chief executive officer and president of Reliant Technologies, Inc., a developer of medical technology solutions for aesthetic applications, from 2006 to 2008. Mr. Stang previously served as chief executive officer and president of Lexar Media, Inc., a provider of solid-state memory products from 2001 to 2006 and chairman from 2004 to 2006. From September 2013 until May 2017, he served on the board of Invensense, Inc. Mr. Stang also serves on the boards of private and nonprofit companies. Mr. Stang holds an A.B. in Economics from Stanford University and M.B.A. from the Harvard Business School.

Hans Vestberg (born 23 June 1965) is a Swedish businessman and CEO of Verizon Communications, where he has worked as executive vice president of the company's network and technology team, and as chief technology officer. Vestberg was previously the CEO of telecommunications company Ericsson, president of the Swedish Olympic Committee, and chairman of the Swedish Handball Federation.

Aneel Bhusri (born February 14, 1966) is an American business executive. He is the chief executive officer (CEO) of Workday. He is also a partner at Greylock Partners and was a member of Intel's board of directors between 2014 and 2019.