[Translation]
NOTICE: The following report is an English Translation of the Japanese-language original. In the event of any discrepancy between this translated document and the Japanese original, the original shall prevail.
February 7, 2025
To whom it may concern,
Company name: SUMCO Corporation
Representative: Mayuki Hashimoto, Representative Director CEO & Chairman of the Board (Code: 3436, TSE Prime Market) Contact: Takayuki Komori,
General Manager of Public Relations & IR Department (Tel:+81-3-5444-3915)
Announcement regarding Changes in Personnel Affairs
The Company hereby announces that the board of directors resolved at its meeting held today to make the following changes in the personnel affairs.
I. Personnel Affairs of Directors
(To be referred to General Meeting of Shareholders scheduled for March 27, 2025)
1. Candidates for director (excluding directors who are Audit and Supervisory Committee Members)
Mayuki Hashimoto, Toshihiro Awa, Jiro Ryuta, Shinichi Kubozoe, Takeo Katoh, Akane Kato
(6 candidates for reappointment)
2. New appointment
Anita Killian | Director |
(Audit and Supervisory Committee Members) |
II. Personnel Affairs of Executive Officers
(On the date of General Meeting of Shareholders scheduled for March 27,2025)
<New> | <Current> | |
・Takashi Atami | (Retirement) | Senior Managing Executive Officer |
・Yasuharu Sasaki | (Retirement) | Managing Executive Officer |
・Noboru Soga | (Retirement) | Executive Officer |
・Takehiko Hosoi | Managing Executive Officer | Executive Officer |
・Haruo Hiraoka | Executive Officer | |
・Ginji Yada | Executive Officer | |
・Yasuyuki Hashimoto | Executive Officer |
- Personnel Affairs of Directors of Subsidiaries and Affiliated Companies
(On the date of General Meeting of Shareholders scheduled for March 27,2025)
SUMCO Technology Corp.
<New> | <Current> | |
・Kazuhiro Ikezawa | (Retirement) | Representative Director, President |
・Fumihiko Yoshida | Representative Director, President | Managing Executive Officer of |
(additional post) | SUMCO Corporation |

