Extreme Networks is an American networking company based in San Jose, California. Extreme Networks designs, develops, and manufactures wired and wireless network infrastructure equipment and develops the software for network management, policy, analytics, security and access controls. History Extreme Networks was established by co-founders Gordon Stitt, Herb Schneider, and Stephen Haddock in 1996 in California, United States, with its first offices located in Cupertino, which later moved to Santa Clara, and later to San Jose. Early investors included Norwest Venture Partners, AVI Capital Management, Trinity Ventures, and Kleiner Perkins Caufield & Byers. Gordon Stitt was a co-founder and served as chief executive officer until August 2006, when he retired and became chairman of the board of directors. The initial public offering in April 1999 was listed on the NASDAQ stock exchange as ticker "EXTR." In April 2013, Charles W. Berger (from ParAccel as it was acquired by Actian) replaced Oscar Rodriguez as CEO. In November 2014, Extreme Networks was named the first Official Wi-Fi solutions provider of the NFL. On April 19, 2015, Charles W. Berger resigned as CEO, and was replaced by Board Chairman Ed Meyercord. In September 2020, analyst firm Omdia named Extreme Networks the fast-growing vendor in cloud-managed networking. In November 2021, Extreme Networks was named a Leader in the 2021 Gartner Magic Quadrant for Wired and Wireless LAN Access Infrastructure for the fourth consecutive year by Gartner analysts. Acquisitions In October 1996, Extreme Networks acquired Mammoth Technology. Extreme Networks acquired Optranet in February 2001 and Webstacks in March 2001. Extreme had invested in both companies, which were purchased for about $73 million and $74 million respectively. On September 12, 2013, Extreme Networks announced it would acquire Enterasys Networks for about $180 million. On October 31, 2016, Extreme Networks announced that it completed the acquisition of Zebra Technologies' wireless LAN business for about $55 million. On March 7, 2017, Extreme Networks announced its intention to acquire Avaya's networking business in a transaction valued at $100 million. The acquisition officially closed on July 17, 2017. As part of this transaction, Extreme acquired customers, personnel, and technology assets from Avaya. The acquisition strengthens Extreme's position in the education, healthcare, and government markets with the addition of Avaya's award-winning Fabric technology for highly secure, simplified access, management, and control. The acquisition also strengthens Extreme's switching portfolio, including a new family of high-performance modular switches, software tools, and IoT technology. Extreme