Corporate History

Corporate History

Year Sumisho Computer Systems Corporation CSK Corporation
1968   Oct.Computer Services Corporation established in Okawacho, Higashi-ku (now Kitahama, Chuo-ku), Osaka-shi, Osaka
1969 Oct.Sumisho Computer Service Corporation established in Kitahama, Higashi-ku (now Kitahama, Chuo-ku), Osaka-shi, Osaka  
1982   Jun.Listed in the Second Section of the Tokyo Stock Exchange
1985   Mar.Shifted to the First Section of the Tokyo Stock Exchange
1987 Oct.Established Sumisho Computer Service (USA), Inc. (now SCSK USA Inc.)  Jan.Company name changed to CSK Corporation
1988 Feb.Tokyo Center No. 1 opened (now netXDC Tokyo Center 1)  
1989 Feb.Shifted to the Second Section of the Tokyo Stock Exchange  
1990 MayEstablished Sumisho Computer Service (Europe) Ltd. (now SCSK Europe Ltd.)  
1991 Sep.Listed on the First Section of the Tokyo Stock Exchange
 
 
1992 Jan.Tokyo Center No. 2 opened (now netXDC Tokyo Center 2)
Oct.Company name changed to Sumisho Computer Systems Corporation 
 
2002   Oct.Data Center opened in Inzai, Chiba (now netXDC Chiba Center)
2005 Aug.Merged with Sumisho Electronics Co., Ltd. Oct.Shifted to a holding company structure
Company name was changed to CSK Holdings Corporation
2006   Dec.Acquired data center facilities in Sanda, Hyogo (now netXDC Sanda Center)
 
 
2007 Feb. Established Sumisho Computer Systems (Shanghai) Ltd. (now SCSK Shanghai Limited)Nov.Established Sumisho Computer Systems (Asia Pacific) Pte. Ltd. (now SCSK Asia Pacific Pte. Ltd.)   
2010   Oct.Shifted from a pure holding company to an operating holding company Several Group companies merged with CSK Holdings Corporation, the surviving company name was changed to CSK Corporation

2011 Oct.Sumisho Computer Systems Corporation merged with CSK Corporation, with SCS as the surviving company and the new company named SCSK Corporation
2012 Jun.Main business headquarter changed to Toyosu, Koto-ku, Tokyo
2015 Apr.netXDC Chiba Center 2 Opened in Inzai, Chiba