Founded in November 2004 by Andy Bechtolsheim, Ken Duda, and David Cheriton, and launched commercially in 2008, Arista Networks, Inc. is a leading American networking technology company headquartered in Santa Clara, California, U.S.A. The company is historically recognized for its software-driven approach to cloud networking and for developing Arista EOS®, a network operating system that supports its switching, routing, security, observability, and cloud automation platforms. Arista serves large AI and cloud data center environments as well as campus and routing markets, and has built a substantial global customer base with more than 10,000 cloud customers worldwide. As of December 31, 2025, the company employed approximately 5,115 full-time employees worldwide. For the year ended December 31, 2025, Arista reported total revenue of USD 9.01 billion, underscoring its position as one of the world’s most important providers of high-performance data-driven networking solutions.
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Updated 2026-03-20