Still not 100% sure but found this:
ARM Holdings
arm.com
Arm Holdings is a British multinational semiconductor and software design company, owned by SoftBank Group and its Vision Fund. Headquartered in Cambridge, United Kingdom, its primary business is in the design of Arm processors, although it also designs software development tools under the DS-5, RealView and Keil brands, as well as systems and platforms, system-on-a-chip infrastructure and software.More at Wikipedia
Founded:
Nov 27, 1990
Key people:
Masayoshi Son (Chairman), Simon Segars (CEO)
Revenue:
£968.3 million (2015)