8x8 competitors

Lip-Bu Tan (born November 12, 1959) is a Malaysian-born American executive and entrepreneur presently the CEO of Cadence Design Systems and Chairman of Walden International, a venture capital firm.

Mr. Locoh-Donou has nearly two decades of enterprise technology experience, building a wide range of product teams, and operations around the world. He is well known for his ability to envision where industries are going and inspire organizations to identify and execute on future growth opportunities - especially in the areas of cloud, software, analytics, and security. In April 2017, Mr. Locoh-Donou was hired as the President and Chief Executive Officer of F5 Networks, where he has refocused the company on Applications Services Software (including Security) for Multi-Cloud environments. He is also the only management member of the F5 Board of Directors. Prior to joining F5, Mr. Locoh-Donou held successive leadership positions at Ciena Corporation (from 2002 to March 2017), a network strategy and technology company, including Chief Operating Officer; Senior Vice President, Global Products Group; Vice President and General Manager, EMEA; Vice President International Sales; and Vice President and Marketing. Prior to joining Ciena, Mr. Locoh-Donou held research and development roles with Photonetics, a French opto-electronics company. Mr. Locoh-Donou is also the co-founder and Chairman of Cajou Espoir, a cashew-processing facility that employs several hundred people in rural Togo, 80 percent of whom are women.

Ken Xie is an American billionaire businessman who founded Systems Integration Solutions (SIS), NetScreen, and Fortinet. He is CEO of Fortinet, a cybersecurity firm based in Silicon Valley. Xie was previously the CEO of NetScreen, which was acquired by Juniper Networks for $4 billion in 2004. He built the first ASIC-based firewall/VPN appliance in 1996.

Patrick Paul Gelsinger (born 1961) is an American business executive and engineer, currently serving as CEO of Intel.

Vlad Shmunis founded RingCentral in 1999 and launched RingCentral's cloud business phone service in 2003. He developed the service based on the need he saw among businesses for an alternative to inflexible and expensive hardware-based phone systems. Since founding RingCentral, Shmunis has led the company in reimagining business communications. Today, the company empowers hundreds of thousands of businesses and their employees to work with unparalleled freedom and in imaginative new ways, via a wide variety of mobile and fixed line devices in traditional as well as dispersed work environments. Shmunis has more than 25 years of industry and management experience. Prior to launching RingCentral, he founded and served as the CEO of Ring Zero Systems, a desktop software communications company. After shipping more than 25 million copies of its Windows software through partnerships with leading PC manufacturers, Ring Zero Systems was acquired by Motorola. Shmunis was named the Ernst & Young Entrepreneur Of The Year® 2011 Northern California Award finalist. He holds bachelor’s and master’s degrees in computer science from San Francisco State University, and is a named inventor in a number of U.S. patents.

Aart J. de Geus is a co-founder of Synopsys, Inc., a provider of electronic design automation software and related services for semiconductor design companies, and currently serves as its Chairman of the Board of Directors and Co-Chief Executive Officer. Since 1986, Dr. de Geus has held various positions at Synopsys, including President, Senior Vice President of Engineering and Senior Vice President of Marketing, and has served as a member of its board of directors. From 1982 to 1986, Dr. de Geus was employed by the General Electric Company, a global infrastructure, finance and media company, where he was the Manager of the Advanced Computer-Aided Engineering Group. Dr. de Geus joined the Applied Materials board of directors in 2007.

Rory P. Read is an American business executive. He is the CEO of Vonage, a position he assumed on July 1, 2020. He previously served as EVP Chief Operating Executive at Dell as well as President and CEO of Virtustream. He was formerly the Chief Integration Officer at Dell, with responsibility for planning the integration of Dell and EMC. From August 2011 to October 2014 he served as president and chief executive officer of AMD. He has also worked for IBM and Lenovo.

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.