Symbian Ltd. was a software development and licensing company, known for the Symbian OS, a smartphone operating system, and other related technologies. Its headquarters were in Southwark, London, England, with additional offices in the United Kingdom, China, India, Japan, Korea, and the United States.
It was established on 24 June 1998 as a partnership between Ericsson, Nokia, Motorola, and Psion to exploit the convergence between PDAs and mobile phones. Ten years to the day after it was established, on 24 June 2008, Nokia announced that they intended to acquire the shares that they did not already own, at a cost of €264 million. On the same day the Symbian Foundation was announced, with the aim to "provide royalty-free software and accelerate innovation", and the pledged contribution of the Symbian OS and user interfaces.
The acquisition of Symbian Ltd. by Nokia was completed on 2 December 2008, at which point all Symbian employees became Nokia employees. Transference of relevant Symbian Software Ltd. leases, trademarks and domain names from Nokia to the Symbian Foundation was completed in April 2009.
On 18 July 2009, Nokia's Symbian professional services department, which was not transferred to the Symbian Foundation, was sold to the Accenture consulting company.
Read more about Symbian Ltd.: Symbian OS, Shareholding, Licensees, Key People