Companies/JP/9616

株式会社共立メンテナンス · KYORITSU MAINTENANCE CO., LTD.

Executives 5Directors 10Avg age 64Avg tenure 13y

Haruhisa Ishizuka

Chairman

Age 78Since 2006-05-31

Executives5

Director of Finance/CFO

Age 64Since 2004-04-30

Sales & Marketing

Age 61Since 2023-09-30

Chief Administrative Officer

Corporate Officer/Principal

Age 55Since 2007-05-31

Chief Administrative Officer

Age 56Since 2016-03-31

Board of directors10

Haruhisa Ishizuka

Chairman

Age 78Since 2006-05-31

Director/Board Member

Age 64Since 2006-05-31

Takumi Ueda

Director/Board Member

Age 77Since 2000-05-31

Manabu Takaku

Director/Board Member

Age 51Since 2021-05-31

Maki Suzuki

Director/Board Member

Age 57Since 2011-05-31

Toshiaki Miyagi

Director/Board Member

Age 78Since 2015-05-31

Hiroshi Yokoyama

Director/Board Member

Age 64Since 2016-05-31

Director/Board Member

Age 56Since 2019-05-31

Shareholders5

Name	Stake	Shares
Ishizuka Family	9.3 %	8,485,600
Kyoritsu International Foundation	4.466 %	4,075,000
Amova Asset Management Co., Ltd.	2.665 %	2,432,100
Nomura Asset Management Co., Ltd.	2.545 %	2,322,600
Asset Management One Co., Ltd.	2.403 %	2,192,500

Catalog · 2026-07-09

Registry officers21

Name	Role	Since	Shares
Koji Nakamura	Director of Finance/CFO	2004-04-30	-
Rie Momose	Chief Administrative Officer	2016-03-31	-
Takayuki Musha	Chief Administrative Officer	—	-
Hideaki Inaoka	Sales & Marketing	2023-09-30	-
Yasuo Obara	Corporate Officer/Principal	2007-05-31	-
上田卓味	取締役（監査等委員）	2000-06-01	-
中村幸治	代表取締役社長	2004-05-01	-
久保成人	取締役	2016-06-01	-

Registry · as of 2026-07-09