ISHIGAKI COMPANY, LTD.

Company Summary, Corporate History

Company Summary, Corporate History

Company Summary

Company Name ISHIGAKI COMPANY, LTD.
Address 1-6-5 Marunouchi, Chiyoda-ku, Tokyo 100-0005, Japan
TEL. +81-3-6848-7900　FAX. +81-3-6848-7901
Business Areas Manufacture and sale of filters, separators, pumps and other related equipment.
Design and execution of water supply and sewage equipment and pumps.
Incorporation April 1960 (Established in April 1958)
Officers
President Makoto Ishigaki
Vice President Shinichiro Ishigaki
Managing Director Wataru Ishigaki
Director Manabu Yamashita
Director Atsuo Yoshii
Director Tadao Yoshikawa
Director Hiroyuki Mino
Director Tomoki Yoshida
Director Kouichi Hiraishi
Director Shinji Baba
Director Atsushi Kushida
Director Shinji Ichihara
Director Tsuyoshi Kato
Auditor Hiroaki Futagawa
No. of Employees 523 (group total of 1,026) (Sep, 2025)
Financial Year End of June
Industrial Property Patent: 262(Sep, 2025)

Corporate History

Apr. 1958   Founded as ISHIGAKI SEISAKUSHO at Shikoku Island in Japan
Apr. 1960   Vacuum Filter developed Renamed ISHIGAKI MECHANICAL INDUSTRY CO., LTD.
Dec. 1965   Tokyo Sales Office (currently Head Office) opened
Aug. 1972   LASTA ISD type Filter Press developed
Oct. 1973   ISHIGAKI MAINTENANCE CO., LTD. established
Jul. 1976   Technology export of LASTA FILTER to Ingersoll-Rand USA
Aug. 1979   Technology import of Pump technology from Ingersoll-Rand USA
Jun. 1987   Technology export of Super Wakishimizu to Union, South Korea
Dec. 1990   Screw Press, ISGK developed
Aug. 1996   Certificate of approval for ISO9001 obtained
Oct. 1996   Company name changed to, ISHIGAKI COMPANY, LTD.
Sep. 1998   ISHIGAKI representative office established in USA
Jun. 2000   Technology export of Screw Press to NETZSCH, Germany
Jul. 2001   ISO14001 obtained
May. 2004   ISHIGAKI ENVIRONMENTAL MACHINE (SUZHOU) CO., LTD. established
Oct. 2004   ISHIGAKI Europe GmbH established
Aug. 2006   ISHIGAKI OCEANIA PTY LTD established
Apr.2010   ISHIGAKI ENVIRONMENTAL MACHINE (SUZHOU) CO., LTD. SHANGHAI BRANCH established
Dec. 2012   Ishigaki USA Ltd. established
Oct, 2023   Ishigaki Global Supply LTD. established

Subsidiaries and Affiliate Companies

ISHIGAKI MAINTENANCE CO., LTD

Commissioned operation and management business for water and sewage treatment facilities, post-sale service, installation of each kind of equipment, remodeling, overhaul construction, and others

1-6-5 Marunouchi, Chiyoda-ku, Tokyo 100-0005, Japan
TEL. +81-3-6848-7851　FAX. +81-3-6848-7905
Website：　http://www.ishigaki-mnt.co.jp/

NAGASAKI ISHIGAKI CO., LTD.

Commissioned operation and management business for water and sewage treatment facilities, post-sale service, installation of each kind of equipment, remodeling, overhaul construction, and others

37, Katsuyamamachi, Nagasaki, Nagasaki 850-0028, Japan
TEL. + 81-95-818-3221　FAX. + 81-95-818-3230
Website：　http://www.ishigaki-mnt.co.jp/nagasaki/

ISHIGAKI ENVIRONMENTAL MACHINE (SUZHOU) CO., LTD.

Manufacturing of Environmental Protection Equipment

No.211, Yangpu Road, Industrial Park III Area, Suzhou, Jiangsu 215024, China
TEL. +86-512-6283-2377　FAX. +86-512-6283-2351

ISHIGAKI ENVIRONMENTAL MACHINE (SUZHOU) CO., LTD. SHANGHAI BRANCH

Sales in the Chinese Market

Room 2916, Building B, Far East International Plaza, No.317, Xianxia Road, Changning District, Shanghai 200051, China
TEL. +86-21-5282-9977　FAX. +86-21-6265-5098

Ishigaki USA Ltd.

Procurement and Sales in the American Market

280 Heritage Ave #J, Portsmouth NH 03801, USA
TEL. +1-603-433-3334　FAX. +1-603-433-3348
Website：　http://ishigakiusa.us/

ISHIGAKI Europe GmbH

Sales in the European Market

FlughafenStr. 118, 90411 Nürnberg, Germany
TEL. +49-911-374-9525　FAX. +49-911-374-9527
Website:　https://ishigaki.de/de/

ISHIGAKI OCEANIA PTY LTD

Sales in the Oceanian Market

Unit 1, 34 Truganina Road, Malaga, WA6090 Australia
TEL. +61-8-9248-4465　FAX. +61-8-9248-4479
Website:　http://www.ishigaki.com.au

Ishigaki Global Supply LTD.

Parts manufacturing, procurement and sales

Bangkok Free Trade Zone, 999/94 Moo.15, Bangsaothong, Samutprakan 10570, Thailand
TEL. +66-2-170-6730