Ericsson is one of Sweden's largest companies, is a provider of telecommunications equipment and data communication systems, and related services, covering a range of technologies, including especially mobile networks. Ericsson is currently the world's largest mobile telecommunications equipment vendor with a market share of 35%. Directly and through subsidiaries, Ericsson also has a major role in mobile devices and cable TV and IPTV systems. Ericsson was also the inventor of Bluetooth. Founded in 1876 as a telegraph equipment repair shop by Lars Magnus Ericsson, it was incorporated on August 18, 1918. Headquartered in Kista, Stockholm Municipality, since 2003, Ericsson is considered part of the so-called "Wireless Valley". Since the mid-1990s, Ericsson's extensive presence in Stockholm has helped transform the city into one of Europe's hubs of information technology (IT) research.
Contributions by Took-bag, Svidlem, and Evaandersson.