Sumitomo Electric Industries : Notice of Changes in Representative Directors and Executive Officers (179 KB)

To whom it may concern

May 12, 2026

Company name: Sumitomo Electric Industries, Ltd.

Representative: Osamu Inoue, President and COO

(Code No: 5802, Tokyo, Nagoya, and Fukuoka Stock Exchanges)

Contact details: Maki Tanaka,

General Manager, Public Relations Department TEL: +81-06-6220-4119

Notice of Changes in Representative Directors and Executive Officers

Sumitomo Electric Industries, Ltd. announces that its Board of Directors resolved at the meeting held on May 12, 2026, to propose the following changes in executive personnel. The changes on June 26, 2026 are scheduled to be officially approved at the 156th Ordinary General Meeting of Shareholders and the subsequent meeting of the Board of Directors to be held on June 26, 2026.

Details

1. Changes in Directors (June 26, 2026: Scheduled date of the Ordinary General Meeting of Shareholders)

   (1) Resignation of Directors

   Current position	Name	Position after resignation
   Director (Outside Director)	Katsuaki Watanabe	-

2. Changes in Audit & Supervisory Board Members (June 26, 2026: Scheduled date of the Ordinary General Meeting of Shareholders)

   1. Resignation of Audit & Supervisory Board Members

      Current position	Name	Position after resignation
      Audit & Supervisory Board Member (Outside Audit & Supervisory Board Member)	Ikuo Yoshikawa	-

   2. New Appointment of Audit & Supervisory Board Members

   New position	Name	Current position
   Audit & Supervisory Board Member (Outside Audit & Supervisory Board Member)	Yuji Morita	Former President of Board of Audit of Japan

3. Change of Executive Officers (June 5, 2026)

   (1) Resignation of Executive Officers

   Current position	Name	Position after resignation
   Managing Executive Officer	Kiyonori Yokoi	Senior Officer, To be appointed as Senior Managing Director of The Japanese Electric Wire & Cable Makers' Association

4. Change of Executive Officers (June 26, 2026: Scheduled date of the Ordinary General Meeting of Shareholders)

1. Resignation of Executive Officers

   Current position	Name	Position after resignation
   Managing Executive Officer	Tokiji Aoyama	Senior Managing Director of SUMIDEN SHOJI Co., LTD
   Managing Executive Officer	Kazuhira Harada	Senior Officer, President of SUMITOMO ELECTRIC U.K. POWER CABLES LTD.
   Senior Executive Officer	Yuichi Sano	-

2. Promotion of Executive Officers

   New position	Name	Current position
   Managing Executive Officer	Masayuki Ikeuchi	Executive Officer, General Manager of Planning & Administrative Division, Electric Wire & Cable, Energy Business Unit,
   Managing Executive Officer	Kazuyoshi Nakai	Executive Officer, President of Sumitomo Electric Wiring Systems, Inc.
   Managing Executive Officer	Hiroshi Tatsuta	Executive Officer, General Manager of Flexible Printed Circuits Division

3. Change of Position of Executive Officers

   New position	Name	Current position
   Executive Officer	Masaharu Nakamura	Executive Officer, General Manager of Sales Division（Central Japan）

4. New Appointment of Executive Officers