Wikipedia
Xirrus, Inc is a Wi-Fi technology company based in Thousand Oaks, California, US, that designs and sells wireless networking equipment based on the IEEE standards 802.11a, 802.11b, 802.11g, 802.11n and 802.11ac. The company has been independently selling these products since 2005.
Xirrus currently manufactures multiple radio Wi-Fi Arrays that combine a WLAN switch and APs into a single device. Each Array unit bundles the controller with 4, 8, 12, 16 or 24 access points, and a special sectored directional antenna, into a single package. The company also produces a low-cost two-radio access point with omnidirectional antennas.
Xirrus provides wireless infrastructure for general enterprise, education, public venues, healthcare, retail, government, hospitality, and manufacturing. As of 2013 Xirrus has over 4000 customers, with products and services sold internationally.
In 2010 Xirrus was ranked number 9 in Wall Street Journal's Next Big Thing list of the Top 50 Venture-Backed companies and jumped to the number 2 spot on the same list in 2011. Xirrus again occupied the number 2 spot on the list in 2012.