Nokia Siemens Networks used to be a joint-venture between Siemens from Germany Nokia from Finland that produced telecommunications infrastructure. Siemens were recently bought out by Nokia, making it a wholly owned subsidiary. The Siemens name had to go. But Nokia wanted to keep the acronym and renamed the company NSN, which is supposedly an abbreviation of Nokia Solutions and Networks.
The new corporate identity was unveiled on August 7, 2013.