ADTRAN 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. Russo has served as Calix’s president and chief executive officer since December 2002. As Calix’s president and chief executive officer, Mr. Russo brings substantial expertise and knowledge regarding our business strategy, markets and operations to Calix’s board of directors. He also brings to the Board an extensive background in the telecommunications and networking technology industries. From November 1999 to May 2002, Mr. Russo served as vice president of optical strategy and group vice president of optical networking of Cisco Systems, Inc. From April 1998 to October 1999, Mr. Russo served as president and chief executive officer of Cerent Corporation, which was acquired by Cisco. From April 1995 to April 1998, Mr. Russo served in various capacities, including as chief operating officer, at Xircom, Inc., which was acquired by Intel Corporation. Previously, Mr. Russo served as senior vice president and general manager for the hyperchannel networking group of Network Systems Corporation and as vice president and general manager of the data networking products division of AT&T Paradyne Corporation. Mr. Russo served on the board of directors of Vital Network Services, Inc., a privately-held company delivering network lifecycle services, and Xirrus, Inc., a privately-held company providing products that enable high-performance wireless networks. Mr. Russo attended Swarthmore College and previously served on its board of managers.

Mr. Meyercord serves as President and Chief Executive Officer of Extreme. He joined our Board of Directors as an independent director in October 2009 and has served as Chairman since March 2011. Prior to assuming an operating role at Extreme, Mr. Meyercord was Chief Executive Officer and Director at Critical Alert Systems, LLC, a software-driven, healthcare information technology company, that he co-founded in July of 2010. Previously, Mr. Meyercord served as CEO, President and Director of both Cavalier Telephone & TV, a privately held voice, video and data services company with an extensive fiber network; and Talk America, Inc., a publicly traded company that provided phone and internet services to consumers and small businesses throughout the U.S. Mr. Meyercord was also a Vice President in the investment banking division of Salomon Brothers (now Citigroup). He previously served on the board of Tollgrade Communications, Inc.

Bob Bashaw is a President at II-VI INC; President/CO-CEO/CO-COO at FINISAR CORP; and Director at Sherrard, German & Kelly, P.C.. He has worked as Secretary/Interim Gen Counsel at II-VI INC and Senior VP:Strategy & Dev at II-VI INC. Bob attended Pennsylvania State University and University of Pittsburgh.

Mike served as Chief Financial Officer and Corporate Executive Vice President of FIS, Fortune 500’s #1 financial technology company, from 2009 until 2013. As the President and Chief Operating Officer of Metavante Technologies, Inc., Mike led the successful completion of Metavante’s merger with FIS to create the world’s largest financial technology company. Mike was instrumental in building Metavante from a $93 million annual revenue company into the global leader of financial technology with over $6 billion of annual revenue. Previously, he served as Metavante’s CIO, CFO, head of product development, and head of corporate development, and he led the company’s successful carve-out from a bank holding company and IPO in 2007. During his tenure, Mike led a significant number of acquisitions, public offerings for equity sales and debt raising, and led teams to innovate and build technology. Mike is a Director of Endurance International Group Holdings, Inc. and has served on the Board of West Bend Mutual Insurance Company, for which he chairs the Audit Committee. Mike is a Certified Public Accountant and holds a Master Degree in Business Administration from Northwestern University’s Kellogg School of Business and a B.S. in Accounting and Computer Science from the University of Wisconsin.

Mary T. McDowell is an experienced technology leader who brings more than 30 years of industry expertise to her role as President and Chief Executive Officer, leading Mitel’s global strategy and business performance. Mary’s strong operating experience in both public and private companies and deep international background have given her an intimate understanding of how to drive successful transformations and revenue growth across mobile, enterprise, and consumer technology sectors. Most recently, Mary was CEO and member of the board for Polycom, Inc., a leader in enterprise communications and collaboration, where she led the company through a strategic transformation and successful sale to Plantronics in 2018. Previously, Mary served as Executive Partner at private equity firm Siris Capital, LLC., and Executive Vice President at Nokia, where she was in charge of the company’s $15 billion global feature phone business and oversaw Nokia’s developer and app store organization. She also held senior positions at Compaq Computer and Hewlett Packard. Mary currently serves as a board member for multinational software company Autodesk, Inc. and multinational events and publishing company, Informa, plc. She is also a member of the board for the Committee of 200, a nonprofit dedicated to the advancement of women in business. Mary holds a Computer Science degree from the Grainger College of Engineering at the University of Illinois.