Company/IR/CSRCompany Profile

Basic Information

Address of head office 1-2-8 Shinsuna, Koto-ku, Tokyo 136-8631 (map)
Representative President Masaki Uchikura
Account closing date March 31 (once a year)
Foundation May 1, 1946
Capital 8,225,499,312 yen
Number of employees 1,023 (as of the end of March 2019)


Type Date of Registration, Approval Details
Construction License No.: (Toku-27) No. 3892 by Minister of Land, Infrastructure, Transport and Tourism April 17, 2015
  • General Civil Engineering
  • General Building
  • Scaffolding, Earthwork and Concrete
  • Electrical
  • Plumbing
  • Tile, Brick and Block
  • Machine and Equipment Installation
  • Water and Sewerage Facilities
  • Sanitation Facilities
Construction License No.: (Toku-27) No. 3892 by Minister of Land, Infrastructure, Transport and Tourism May 26, 2015
  • Well Drilling
Construction License No.: (Toku-28) No. 3892 by Minister of Land, Infrastructure, Transport and Tourism January 24, 2017
  • Steel Structure
1st-Class Authorized Architect’s Office Registration: Tokyo Governor Registration No. 60361 September 15, 2015
Registration for Construction Consulting Registration with the Minister of Transport, Ken-28 No. 2177 December 20, 2016 [Registered divisions] Waterworks and Industrial Water Facilities Division Sewage Treatment Division
Registered Water Quality Testing Body under Article 20 of the Waterworks Law Registration number: No. 130 March 31, 2016
Accredited Measurement Business Registration Number: Kanagawa Prefecture No. 173 March 15, 2005
ISO9001 (2015), JIS Q 9001 (2015) Plant Division: January 15, 1996 Functional Products Department: April 26, 1997
ISO9001 (2015), JIS Q 9001 (2015) Tsukuba Factory: March 9, 1996
ISO14001 (2015), JIS Q 14001 (2015) Tsukuba Factory: May 16, 1998
JIS Q 17025 (2005), ISO/IEC17025 (2005) December 14, 2012 [Registration Division] R&D Center [Accreditation Category (Targets for Testing)] Chemical Products and Water (ultrapure water, drinking water, raw water, tap water, and pharmaceutical production water) [Testing Technology] Gas chromatograph mass spectrometry ICP-MS TOC
Designated Investigation Institution under Soil Contamination Countermeasures Act, Designated No. Kan2003-3-1160 January 20, 2003
Secondhand Dealer License ※Obtained at head office, Hokkaido Branch, Tohoku Branch, Chubu Branch, Kansai Branch, Chugoku Branch, Kyushu branch

Organo Group

Offices Offices are listed on the Business organization in Japan.
Affiliates Affiliates are listed on the Overseas business organization.

Board of Directors, Audit and Supervisory Board Members

Chairman of the Board of Directors Yasuyuki Koie
Representative Director and President Masaki Uchikura
Director Hitoshi Hori
Haruki Myouga
Yasutoshi Nakayama
Nobuyoshi Suda
Masayuki Yamada
Outside Director Motoo Nagai
Keikou Terui
Kenji Hirai
Audit and Supervisory Board Member(Full-time) Masahiko Toyoda
Audit and Supervisory Board Member Masao Wada
Wataru Higuchi

Executive Officers

President and Executive Officer Masaki Uchikura
Managing Executive Officer Hitoshi Hori
Haruki Myouga
Kazuhisa Fukuda
Shin Asano
Makoto Tomizawa
Executive Officers Yasutoshi Nakayama
Nobuyoshi Suda
Toshiki Manabe
Katsumi Ohga
Tatsuya Kunieda
Ken Shimada
Tetsushi Honda
Fusayoshi Akimoto
Makoto Kukizaki