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Changes in Officers4971MEC COMPANY LTD.Materials and Chemicals

Notice Regarding a Change in Executive Officers

Effective 1 October 2026, the responsibilities of 5 executive officers will change. The positions and areas of responsibility of 2 directors will also change, but no change in the number of directors themselves has been indicated.

Worth reading
18Immaterial
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Direction
Neutral
Direction inferred from the company’s description.
Scale
5
people
Wording
Definitive
How definitive the wording is.

Who is moving to which position

Resolved 25 September 2026

Incoming appointee

5 items
Scheduled Appointment Date1 October 2026
Sumitomo Sadamitsu (住友 貞光)
Previous positionDirector, Senior Executive Officer; overall responsibility for subsidiary management; supervision of Production Division
New positionDirector, Senior Executive Officer, Head of Sales Division; overall responsibility for subsidiary management; supervision of Production Division and Marketing Planning Department
Taniguchi Tetsuya (谷口 哲也)
Previous positionDirector, Senior Executive Officer; supervision of Sales Division and Marketing Planning Department
New positionDirector, Senior Executive Officer, Special Assignment
Kadobayashi Atsuko (門林 安津子)
Previous positionManaging Executive Officer, Head of Production Division
New positionManaging Executive Officer, in charge of special assignments
Takagaki Shuichi (高垣 秀一)
Previous positionExecutive Officer, Head of Chemical Substances Regulatory Management Office
New positionExecutive Officer, Head of Production Division and Head of Chemical Substances Regulatory Management Office
Suzuki Kuniji (鈴木 邦治)
Previous positionExecutive Officer, responsible for Sales Division, and Head of Strategic Sales Department
New positionExecutive Officer, Acting Head of Sales Division and Head of Strategic Sales Department
Who is moving to which position
ItemDetails
Resolution date25 September 2026
Scheduled Appointment Date1 October 2026
Name of appointeeSumitomo Sadamitsu (住友 貞光), Taniguchi Tetsuya (谷口 哲也), Kadobayashi Atsuko (門林 安津子), Takagaki Shuichi (高垣 秀一), Suzuki Kuniji (鈴木 邦治)
Appointee's new positionDirector, Senior Executive Officer, Head of Sales Division; overall responsibility for subsidiary management; supervision of Production Division and Marketing Planning Department, Director, Senior Executive Officer, Special Assignment, Managing Executive Officer, in charge of special assignments, Executive Officer, Head of Production Division and Head of Chemical Substances Regulatory Management Office, Executive Officer, Acting Head of Sales Division and Head of Strategic Sales Department
Appointee's previous positionDirector, Senior Executive Officer; overall responsibility for subsidiary management; supervision of Production Division, Director, Senior Executive Officer; supervision of Sales Division and Marketing Planning Department, Managing Executive Officer, Head of Production Division, Executive Officer, Head of Chemical Substances Regulatory Management Office, Executive Officer, responsible for Sales Division, and Head of Strategic Sales Department
Items this document does not state (16)
Date 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 officeReason for changeReasons for appointmentNumber of directors after the changeFiling as an independent officerDetails of organizational changesChange 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 reason for the personnel change is not stated.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding a Change in Executive Officers | MEC COMPANY LTD. (4971) timely disclosure | Komori