Fujitsu Siemens Computers GmbH was a Japanese and German vendor of information technology. The company was founded in 1999 as a 50/50 joint venture between Fujitsu of Japan and Siemens of Germany. On April 1, 2009, the company became Fujitsu Technology Solutions as a result of Fujitsu buying out Siemens' share of the company.

Fujitsu Limited is a Japanese multinational information and communications technology equipment and services corporation, established in 1935 and headquartered in Kawasaki, Kanagawa. It is the world's sixth-largest IT services provider by annual revenue, and the largest in Japan, in 2021.