Corporate Information

History

1. 1705

   Business Started

2. 1887

   Founded in Osaka, Japan.

3. 1907

   Opened Tokyo Office.

4. 1912

   Formed as a limited partnership.

5. 1929

   Contracted and completed construction of Azuma Bridge (Tokyo) using Pneumatic Caisson Method first in its application in Japan.

6. 1931

   Incorporated, adopting its present name "The Zenitaka Corporation".

7. 1961

   Listed on the Second Market of Osaka Securities Exchange.

8. 1963

   Put Shield Work Method to practical use.

9. 1966

   Listed on the first Market of Osaka Securities Exchange.

10. 1974

    Established "The Zenitaka Corporation (U.S.A.)" in U.S.A.

    Established "Zenitaka Corporation Comercio E Representacoes Ltda" in Brasil.

11. 1984

    Established an affiliate company "Correa Zenitaka Inc." in the Philippines.

12. 1987

    Celebrated 100th anniversary of its founding of the company.

13. 1993

    Established Jakarta Representative Office in Indonesia.

14. 1997

    Established Philippine Representative Office.

    Obtained ISO9001 Certificate.

15. 1999

    Established Africa Representative Office(Kenya).

16. 2001

    Established Manila Branch.

    Obtained ISO14001 Certificate.

17. 2002

    Established Hanoi Representative Office in Vietnam.

    Obtained 4th Infrastructure Technology Development Award by "Soft Coring".

18. 2004

    Obtained the Certification of Construction Technology for "Soft Coring C+" by Public Works Research Center.

19. 2005

    Celebrated 300th anniversary of the establishment of business.

20. 2006

    Obtained the Certification of Construction Technology for "FAST (Free Access Shield Tunnel) Method" by Japan Institute of Construction Engineering.

21. 2007

    Celebrated 120th anniversary of its founding of the company.

    Put "Temporary Cofferdam supported by Truss Structure (TRID)" to practical use.

22. 2009

    Developed "Fc150N/mm2 Class High-Strength Concrete" and obtained the authorization by Minister of Land,Infrastructure and Transportation.

23. 2010

    Put Virtual Private Network to practical use at all project sites.

24. 2012

    Established Ho Chi Minh City Representative Office.

25. 2013

    Put「Direct start and Arrival Method using FRP SHHET Pile」to practical use.

26. 2014

    Established Myanmar branch.

27. 2015

    Celebrated 310^th anniversary of the establishment of business.

28. 2017

    Yoshio Kazuyoshi Zenitaka, chairman of the board, awarded "The Order of the Rising Sun, Gold and Silver Star" by The Emperor Heisei for long term contribution to Construction Industry.

29. 2018

    Developed the system for prompt evaluation of Net Zero Energy Building "ZEB" jointly.