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Changes in Officers6564MIDAC HOLDINGS CO.,LTD.Information and Communications, Services and Others

Notice Regarding Organizational Restructuring and Personnel Changes

Effective 1 April 2026, the Administration Department will be split into the Accounting Department and the General Affairs Department, while the Business Development and Sales Office and the Collection and Transportation Division will be abolished. In addition, the directors’ areas of responsibility and the heads of each department will change, but there will be no change in the President and no retirements of directors.

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Who is moving to which position

Incoming appointee

5 items
Scheduled Appointment Date1 April 2026
Kato Keiko (加藤 恵子)
Previous positionRepresentative Director and President; Head of Safety Management Office
New positionRepresentative Director and President
Kumagai Hiroyuki (熊谷 裕之)
Previous positionSenior Managing Director; Head of Business Development and Sales Office
New positionSenior Managing Director
Yamada Atsushi (山田 篤志)
Previous positionGeneral Manager, Administration Department
New positionGeneral Manager of the Accounting Department
Tsukamoto Katsumi (塚本 勝己)
Previous positionDeputy General Manager, Administration Department
New positionGeneral Manager of the General Affairs Department
Monsai Kazumitsu (門齋 一充)
Previous positionGroup Manager, Industrial Waste Collection and Transportation Group, Collection and Transportation Department, 株式会社ミダック
New positionHead of Safety Management Office
Reason for change

In response to major changes in the business environment, the Company will split the Administration Department and establish the Accounting Department and the General Affairs Department in order to build a more agile organizational management structure. To achieve more efficient control and management, the Company will transfer the functions related to the development of facilities, such as final disposal sites and incineration facilities, to the Business Operations Division, and will abolish the Business Development and Sales Office at the same time. In addition, to improve the efficiency of collection and transportation operations and build a more agile organizational management structure, the Company will transfer the functions overseeing collection and transportation operations to the Business Operations Division and will abolish the Collection and Transportation Division at the same time.

Details of organizational changes

The Administration Department will be split, and the Accounting Department and the General Affairs Department will be established. The Business Development and Sales Office will be abolished, and its facility development functions will be transferred to the Business Operations Division. The Collection and Transportation Division will be abolished, and its functions overseeing collection and transportation operations will be transferred to the Business Operations Division.

Who is moving to which position
ItemDetails
Scheduled Appointment Date1 April 2026
Name of appointeeKato Keiko (加藤 恵子), Kumagai Hiroyuki (熊谷 裕之), Yamada Atsushi (山田 篤志), Tsukamoto Katsumi (塚本 勝己), Monsai Kazumitsu (門齋 一充)
Appointee's new positionRepresentative Director and President, Senior Managing Director, General Manager of the Accounting Department, General Manager of the General Affairs Department, Head of Safety Management Office
Appointee's previous positionRepresentative Director and President; Head of Safety Management Office, Senior Managing Director; Head of Business Development and Sales Office, General Manager, Administration Department, Deputy General Manager, Administration Department, Group Manager, Industrial Waste Collection and Transportation Group, Collection and Transportation Department, 株式会社ミダック
Reason for changeIn response to major changes in the business environment, the Company will split the Administration Department and establish the Accounting Department and the General Affairs Department in order to build a more agile organizational management structure. To achieve more efficient control and management, the Company will transfer the functions related to the development of facilities, such as final disposal sites and incineration facilities, to the Business Operations Division, and will abolish the Business Development and Sales Office at the same time. In addition, to improve the efficiency of collection and transportation operations and build a more agile organizational management structure, the Company will transfer the functions overseeing collection and transportation operations to the Business Operations Division and will abolish the Collection and Transportation Division at the same time.
Details of organizational changesThe Administration Department will be split, and the Accounting Department and the General Affairs Department will be established. The Business Development and Sales Office will be abolished, and its facility development functions will be transferred to the Business Operations Division. The Collection and Transportation Division will be abolished, and its functions overseeing collection and transportation operations will be transferred to the Business Operations Division.
Items this document does not state (15)
Resolution dateDate of departureAppointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeName of departing officerFormer position of departing officerNew position of departing officerReason for departureWhether the incumbent will remain in officeReasons for appointmentNumber of directors after the changeFiling as an independent officerChange in Corporate Governance StructureSubject to Approval by the General Meeting of Shareholders

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The changes are intended to establish a more agile organizational management structure in response to changes in the business environment, achieve more efficient control and management, and improve the efficiency of collection and transportation operations.

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Notice Regarding Organizational Restructuring and Personnel Changes | MIDAC HOLDINGS CO.,LTD. (6564) timely disclosure | Komori