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Mr. Nightingale has served as our President and Chief Operating Officer since June 2025. Mr. Nightingale has served as the Chief Executive Officer and member of the Board of Directors of Fastly, Inc., a cloud computing company, from September 2022 to June 2025. Prior to Fastly, Inc., Mr. Nightingale previously served as the Executive Vice President and General Manager of Enterprise Networking and Cloud at Cisco Systems, Inc. from March 2020 to September 2022. Mr. Nightingale served as the Senior Vice President and General Manager of Cisco Meraki, an IT solutions company owned by Cisco, from June 2016 to March 2020. Prior to that he held various roles as a Vice President at Cisco Meraki. Mr. Nightingale holds a Bachelor of Science in electrical engineering and computer science from Massachusetts Institute of Technology as well as a Masters in Engineering from Massachusetts Institute of Technology.

Ms. Breithaupt joined Arista Networks, Inc. in January 2024 and was appointed as the Company's Senior Vice President, Chief Financial Officer effective as of February 12, 2024. Ms. Breithaupt served as Senior Vice President and Chief Financial Officer of Aspen Technology, an industrial software company, from March 2021 to December 2023. Prior to Aspen Technology, Ms. Breithaupt spent seven years with Cisco Systems Inc., a networking technology company. She held multiple leadership positions at Cisco, most recently as Senior Vice President, Finance from January 2021 to March 2021, Vice President of Finance - Customer Experience/Services from August 2018 to January 2021, Vice President - Finance, Americas from October 2017 to August 2018 and Senior Director - Operational Finance from April 2014 to August 2015. Before Cisco, Ms. Breithaupt worked with General Electric Company, an industrial conglomerate, for 15 years, where she held progressive, executive global finance roles. Ms. Breithaupt has served as a member of the board of directors of Ambarella, Inc., a semiconductor design company, since February 2025. Ms. Breithaupt holds an Honors Business Administration degree from Wilfrid Laurier University (Canada).

Mr. Duda is one of our founders and has served in various roles with us from 2004 to present. Mr. Duda has served as a member of our board of directors since December 2023. Since September 2025, Mr. Duda has served as our President. Since September 2011, Mr. Duda has served as our Chief Technology Officer and Senior Vice President of Software Engineering. From April 1999 to October 2004, Mr. Duda served as chief technology officer of There, Inc., a virtual worlds company. From September 1996 to April 1999, Mr. Duda was leading the software development of the switch kernel for the Gigabit System Business Unit with Cisco Systems, Inc. Mr. Duda holds a B.S. and an M.S. in Computer Science and Electrical Engineering from the Massachusetts Institute of Technology and a Ph.D. in Computer Science from Stanford University.

Ms. Ullal has served as our Chief Executive Officer and a member of our board of directors since October 2008 and as our Chairperson of the Board since December 2023. Ms. Ullal served as our President from October 2008 to September 2025. From September 1993 to May 2008, Ms. Ullal served in various positions at Cisco Systems, Inc., with her last position as senior vice president of data center, switching and services group. Prior to that, Ms. Ullal was a vice president of marketing at Crescendo Communications, Inc., Cisco's first acquisition in 1993. She has also held various product and engineering positions at Ungermann-Bass, a computer networking company, Advanced Micro Devices, Inc., a semiconductor company, and Fairchild Semiconductor, a semiconductor company. Ms. Ullal has served as a member of the board of directors of Snowflake Inc., a cloud-based data warehousing company since June 2020, where she currently serves as Chair of the Compensation Committee. Ms. Ullal holds a B.S. in Engineering (Electrical) from San Francisco State University and an M.S. in Engineering Management from Santa Clara University. She is a 2013 recipient of the Santa Clara University School of Engineering Distinguished Engineering Alumni Award.

Mr. Scheinman has served as a member of our board of directors since October 2011. Since April 2011, Mr. Scheinman has been an angel investor. From January 1997 to April 2011, Mr. Scheinman served in various capacities with Cisco Systems, Inc., most recently as senior vice president, Cisco Media Solutions Group. Mr. Scheinman has served as a member of the board of directors of Zoom Video Communications, Inc., a cloud-based video communications company, since October 2011, where he is lead director, chair of the audit committee and a member of the compensation committee and SentinelOne, Inc., an autonomous AI endpoint security platform since September 2015, where he is lead independent director, chair of the nominating and corporate governance committee and a member of the compensation committee. He also currently serves on the board of directors of several private companies. Mr. Scheinman holds a B.A. in Politics from Brandeis University and a J.D. from the Duke University School of Law.

Mr. Chew has served as a member of our board of directors since July 2021. From June 2012 to October 2021, Mr. Chew served as executive vice president and chief financial officer of Dolby Laboratories, Inc., an audio, voice and imaging technology company. From April 2001 to September 2011, Mr. Chew served as senior vice president and chief financial officer of National Semiconductor Corporation, a designer and manufacturer of semiconductor components. Prior to joining National Semiconductor Corporation, Mr. Chew was a partner at KPMG LLP, an accounting firm. Since March 2020, Mr. Chew has served on the board of directors of Cadence Design Systems, Inc., a multinational computational software company, where he is chair of the audit committee, and since April 2024, Mr. Chew has served as a member of the board of directors and chair of the audit committee of Intuitive Surgical, Inc., a leading surgical robotics company. From September 2009 to April 2019, Mr. Chew served as a director of PG&E Corporation, an energy-based holding company, where he served as chair of both the public policy committee and the audit committee. Mr. Chew holds a B.S. in Accounting from the Leavey School of Business at Santa Clara University.

Ms. Wassenaar has served as a member of our board of directors since July 2022. From January 2019 to May 2022, Ms. Wassenaar served as chief executive officer and member of the board of directors for Puppet, Inc., an information technology company. From June 2017 to May 2025, Ms. Wassenaar served as a member of the board of directors of Forrester Research, Inc., a research company, where she was a member of the audit committee from June 2017 to May 2024 and a member of the compensation committee from May 2024 to May 2025. From November 2019 to June 2022, Ms. Wassenaar served as a member of the board of directors and audit committee of Anaplan, Inc., a cloud-based business planning software company. From June 2017 to September 2018, Ms. Wassenaar served as chief executive officer and member of the board of directors of Airware, Inc., an enterprise drone analytics company. From August 2014 to May 2017, Ms. Wassenaar served as chief information officer for New Relic Inc., an information technology company. Ms. Wassenaar has served as a member of the board of directors and audit committee of Braze, Inc., a marketing automation platform, since June 2024. Ms. Wassenaar has served as a member of the board of directors of JFrog, Inc., a software development company, since September 2022, where she is a member of the compensation committee and chair of the nomination and corporate governance committee. Ms. Wassenaar has served as a member of the board of directors and audit committee of Rubrik, Inc., a cloud data management company, since October 2021. She also currently serves on the board of directors of several private companies. Ms. Wassenaar holds a B.A. in Economics with a specialization in Computing from the University of California, Los Angeles, and an M.B.A. from UCLA Anderson School of Business.

Mr. Giancarlo has served as a member of our board of directors since April 2013. Mr. Giancarlo has been chief executive officer and a member of the board of directors of Pure Storage, Inc., a data storage solutions company, since August 2017, and Chairman of the board of directors of Pure Storage, Inc. since September 2018. From January 2008 to October 2015, Mr. Giancarlo served as a managing director of Silver Lake Partners, a private investment firm and served as a senior advisor to the firm until 2015. From May 1993 to December 2007, Mr. Giancarlo served in various positions with Cisco Systems, Inc., most recently as executive vice president and chief development officer. Mr. Giancarlo has also served on the board of directors of Zscaler, Inc., a cloud-based information security company, since November 2016. He previously served as a director of Accenture plc, from November 2008 to February 2019. Mr. Giancarlo holds a B.S. in Electrical Engineering from Brown University, an M.S. in Electrical Engineering from the University of California at Berkeley and an M.B.A. from Harvard University.

Ms. Battles has served as a member of our board of directors since July 2020. Ms. Battles has over 30 years of finance, strategy and operational leadership experience. From July 2020 to January 2022, Ms. Battles served as chief financial officer of Alpha Medical Group, a telemedicine provider, where she has also served as a member of the board of directors since January 2022. From November 2016 to March 2020, Ms. Battles served as chief financial officer of Quora, Inc., a knowledge platform. Ms. Battles also previously served as chief financial officer of Bracket Computing, a cloud computing company, and Host Analytics, Inc., a cloud-based enterprise performance management solutions company. She served as vice president of finance of IronPort Systems, an email and web security company (since acquired by Cisco Systems, Inc.), director of strategy and corporate development group of Hewlett-Packard Company, an information technology company, and as an associate at both McKinsey and Company and JPMorgan Chase and Company earlier in her career. Since December 2025, Ms. Battles has served as a member of the board of directors and chair of the audit committee of ThredUp Inc., an online consignment and thrift store. Ms. Battles also currently serves as an independent board member and audit committee chair of Genesys Cloud Services, Inc., a software company, and Qumulo, Inc., an enterprise-grade unstructured data platform company. Ms. Battles holds a B.S.E. in Operations Research / Systems Management from Princeton University and an M.B.A. from Harvard University.

Mr. Templeton has served as a member of our board of directors since June 2017. Mr. Templeton served as the chief executive officer and a member of the board of directors of DigitalOcean, Inc., a cloud computing company from June 2018 to August 2019. Previously, he served as the president and chief executive officer and a member of the board of directors of Citrix Systems, Inc., a global provider of virtualization, mobility management, networking and software as service solutions, from January 1998 until his retirement in October 2015. Since July 2023, Mr. Templeton has served on the board of directors of Nutanix, Inc., a hybrid multi-cloud virtual software company. Mr. Templeton served on the board of directors of Health Catalyst, Inc., a provider of data and analytics technology and services to healthcare organizations, from July 2020 to March 2024. Mr. Templeton served on the board of directors of Equifax, Inc., a consumer credit reporting agency, from February 2008 to November 2018 and Keysight Technologies, Inc., an electronics test and measurement equipment company, from November 2015 to July 2018. Mr. Templeton holds a B.A. in product design from North Carolina State University and an M.B.A. from the Darden School of Business at the University of Virginia.

Dr. Lavender has served as a member of our board of directors since March 2025. Dr. Lavender is the co-founder and has served as Chief Technology Officer of Confidential Core AI, Inc., a company that addresses data security and agentic safety challenges with AI technology, since August 2025. Dr. Lavender served as the Chief Technology Officer for Intel Corporation, a semiconductor manufacturing company from November 2023 to June 2025. Prior to becoming the Chief Technology Officer at Intel Corporation, Dr. Lavender was the Corporate Chief Technology Officer and Senior Vice President / General Manager of the Software and Advanced Technology Group of Intel Corporation from June 2021 to November 2023. From January 2018 to June 2021, Dr. Lavender, held senior positions, including Senior Vice President and Chief Technology Officer, at VMware, a software development company. Prior to VMware, Dr. Lavender held leadership positions at Citigroup, Cisco Systems and Sun Microsystems. Since September 2025, Dr. Lavender has served on the board of directors of Nutanix, Inc., a hybrid multi-cloud virtual software company. Dr. Lavender also serves as Visiting Industry Fellow in Computer Science at Cambridge University. Before Dr. Lavender's career in tech began, he was on the faculty of the University of Texas at Austin for 14 years, including three years as Associate Chairman for Academics. Dr. Lavender holds a B.S. in computer science (applied mathematics) from the University of Georgia, and an M.S. in computer science (software engineering) and a Ph.D. in computer science (networking and distributed systems) from Virginia Tech.