Aug 2025
Established Kitakami Branch Office
Apr 2025
Made “Sept Inc.” a wholly owned subsidiary
Apr 2023
Moved the head office to Shibaura, Minato-ku, Tokyo (msb Tamachi Tamachi Station Tower N)
May 2022
Established Tochigi Branch Office
Apr 2022
Made “N.K. Co., Ltd.” a wholly owned subsidiary
Transition to the Standard Market of the Tokyo Stock Exchange
Oct 2017
Merged the Subsidiary “Draft In Co., Ltd.”
Sep 2015
Had a business tie-up with “SPACE SOLVER Co., Ltd.” investing in Quest
Feb 2015
Had a business tie-up with “Scala,Inc.(old company name:Fusion Partners, Co.)” investing in Quest
Apr 2013
Changed branch office name from “Nagoya Branch Office” to “Chubu Branch Office” and “Sendai Branch Office” to “Tohoku Branch Office”
Nov 2012
Had a business tie-up with “UNIRITA Inc.(old company name:BSP Corporation)” investing in Quest
Apr 2009
Took over system development business from JIPS Corporation
Aug 2007
Made “Draft In Co., Ltd.” a wholly owned subsidiary
Mar 2007
Increased capital to 491.03 million yen
Dec 2005
Had a business tie-up with “SCSK Corporation (old company name: Sumitomo Computer Systems Corporation)” investing in Quest
Jul 2004
Upgraded ISMS certification standard to ver. 2.0
Nov 2003
Moved the head office to Shibaura, Minato-ku, Tokyo (Daiwa Shibaura Building)
Mar 2003
Acquired ISMS certification standard ver. 1.0 (Hosting service and system development; Management and operation of intra-networks and servers)
Oct 2002
Became listed on the JASDAQ market
Sep 2001
Obtained Privacy Mark accreditation
Dec 2000
Increased capital to 250 million yen
Apr 1999
Merged and acquired the subsidiary “Quest Sendai Co., Ltd.”
Dec 1998
Established Mita Branch Office as a site for system development
Mar 1998
Established Nagoya Branch Office
Jan 1997
Established Oita Business Office (Kyushu Branch)
May 1992
Changed subsidiary company name from “System technology Co., Ltd.” to “Quest Sendai Co., Ltd.”
Apr 1990
Increased capital to 110 million yen
Apr 1988
Changed company name to “Quest Co., Ltd.” and branched out to pursue new business opportunities
May 1982
Established “System technology Co., Ltd.” as a subsidiary in Sendai
Sep 1980
Increased capital to 50 million yen
Apr 1980
Moved the head office to Minato-ku, Tokyo
Apr 1967
Started system development business and infrastructure services
May 1965
Founded as “Keihin Keisan Center Co., Ltd.” in Nihonbashi, Tokyo; started data entry business