SCSK

SCSK Corporation

Native name	株式会社SCSK
Romanized name	Kabushiki-gaisha Esu-Shī-Esu-Kei
Formerly	Sumitomo Computer Service Corporation (1969–2005) Sumitomo Computer System Corporation (2005–2011)
Company type	KK Subsidiary
Traded as	TYO: 9719
Industry	System integration Information security Computer software
Founded	1968
Founder	Isao Okawa
Headquarters	Tokyo, Japan
Revenue	¥323.9 billion
Total assets	¥21.1 billion
Number of employees	11,910 (2017)
Parent	Sumitomo Corporation
Subsidiaries	CRI Middleware
Website	www.scsk.jp

SCSK Corporation (株式会社SCSK, Kabushiki-gaisha Esu-Shī-Esu-Kei) is a Japanese information technology company headquartered in Tokyo, Japan, offering IT services and computer software. Outside of Japan, It is widely known for its acquisition of Sega in 1984, ended in the sale to Sammy in 2004, through which Sega Sammy Holdings was established.^[1]