AGC : Change in Assignments of Executive Officers

November 5, 2025

Corporate Name: AGC Inc. President & CEO: Yoshinori Hirai (Code Number: 5201; TSE Prime section)

Contact: Kazumi Tamaki, Executive Officer,

General Manager, Corporate Communications & Investor Relations

(Tel: [phone])

Change in Assignments of Executive Officers

Following the approval at the meeting of the Board of Directors held today, AGC (the company) hereby announces the following changes in the assignments of Executive Officers, as well as other personnel changes.

1. Changes in the assignment of an Executive Officer (Made as of January 1, 2026)

   [New Position]	[Name]	[Current Position]
   Senior Executive Vice President Assistant to CEO	Shinji Miyaji	[Senior Executive Vice President CFO, CCO]
   Executive Vice President CFO	Yoshio Takegawa	[Senior Executive Officer President of Automotive Company]
   Senior Executive Officer President of Chemicals Company GM of Business Foundation General Div., Chemicals Company	Tatsuo Momii	[Senior Executive Officer President of Chemicals Company]
   Senior Executive Officer President of Automotive Company	Hiroyuki Ohtani	[Executive Officer Regional President for Asia, Automotive Company]
   Senior Executive Officer President of Architectural Glass Asia Pacific Company	Shigeki Yoshiba	[Executive Officer President of Architectural Glass Asia Pacific Company]
   Executive Officer Assistant to CTO	Atsushi Ichikawa	[Executive Officer Senior Vice President, Architectural Glass Europe & Americas Company]
   Executive Officer GM of Digital & Innovation Management Div.	Seigo Iwakura	[Executive Officer GM of Procurement & Logistics Div.]
   Executive Officer GM of Essential Chemicals-SEA General Div., Chemicals Company President of AGC Vinythai Public Co., Ltd.	Yoshihisa Horibe	[Executive Officer GM of Essential Chemicals General Div., Chemicals Company]
   Executive Officer GM of Research & Development General Div., Chemicals Company	Jiro Nishino	[Executive Officer GM of Performance Chemicals General Div., Chemicals Company]

   The following persons will be newly appointed as Executive Officers:

   [New Position]	[Name]	[Current Position]
   Executive Officer GM of Legal Div. CCO	Masayuki Matsuyama	[GM of Legal Div.]
   Executive Officer Regional President for Asia, Automotive Company	Natsuyuki Ohnishi	[GM of Strategy & Planning Office, Automotive Company GM of Mobility Business Development Office, Automotive Company]
   Executive Officer GM of Integrated Chemicals General Div., Chemicals Company	Tomotaka Yoshikawa	[President of AGC Vinythai Public Co., Ltd.]
   Executive Officer GM of Internal Audit Div.	Chikako Ogawa	[GM of Internal Audit Div.]

2. Other changes in personnel that will be made as of January 1, 2026

[New Position]	[Name]	[Current Position]
GM of Digital Solution Div., Digital & Innovation Management Div.	Masahiko Tobari	[GM of Information Systems Div.]
Deputy GM of Integrated Chemicals General Div., Chemicals Company	Hidenaga Takashiba	[GM of Fine Chemicals General Div., Life Science Company]
GM of Planning Div., Technology General Div.	Kunio Watanabe	[GM of Research & Development General Div., Chemicals Company]
GM of Strategy & Planning Office, Automotive Company GM of Mobility General Div., Automotive Company	Hiroshi Muraoka	[GM of Mobility General Div., Automotive Company]
GM of Business Innovation Div., Digital & Innovation Management Div.	Rei Kitamura	[GM of Planning Div., Technology General Div.]
GM of Fine Chemicals General Div., Life Science Company	Tomoko Miyagawa	[Executive Vice President, Corporate Development, AGC Biologics Inc.]
GM of Procurement & Logistics Div.	Junya Sone	[Director of Procurement Office, Procurement & Logistics Div. ]

(Abbreviation) “GM”: General Manager

Executive Officers after the Changes (36 persons)

President Yoshinori Hirai	(CEO)
Senior Executive Vice President
Shinji Miyaji	(Assistant to CEO)
Executive Vice Presidents
Hideyuki Kurata	(CTO) (GM of Technology General Div.)
Nobuyuki Suzuki	(President of Electronics Company)
Yoshio Takegawa	(CFO)
Senior Executive Officers
Junichi Kobayashi	(GM of Human Resources Div.)
Tadashi Murano	(President of Life Science Company)
Davide Cappellino	(President of Architectural Glass Europe & Americas Company)
Shinya Mine	(GM of EHSQ General Div.) (GM of AGC Yokohama Technical Center)
Tatsuo Momii	(President of Chemicals Company) (GM of Business Foundation General Div., Chemicals Company)
Hiroaki Sano	(GM of Corporate Planning General Div.)
Hiroyuki Ohtani	(President of Automotive Company)
Shigeki Yoshiba	(President of Architectural Glass Asia Pacific Company)
Executive Officers
Jean-Marc Meunier	(Regional President for Europe, Automotive Company)
	(GM of Technology Office, Automotive Company)
Atsushi Ichikawa	(Assistant to CTO)
Masaru Ota	(President of AGC Ceramics Co., Ltd)
Takashi Narushima	(GM of Global OEM Management Office, Automotive Company)
Shunsuke Yokotsuka	(GM of Materials Integration Laboratories, Technology General Div.)
Seigo Iwakura	(GM of Digital & Innovation Management Div.)
Yoshihisa Horibe	(GM of Essential Chemicals-SEA General Div., Chemicals Company) (President of AGC Vinythai Public Co., Ltd.)
Mitsuru Furuta	(GM of Display Glass General Div., Electronics Company)
Yuriko Kaida	(GM of Innovative Technology Laboratories, Technology General Div.)
Hiroshi Wakatsuki	(GM of Business Development Div.)
Jiro Nishino	(GM of Research & Development General Div., Chemicals Company)
Kazumi Tamaki	(GM of Corporate Communications & Investor Relations)
Isao Naruge	(GM of Production Technology Div., Technology General Div.)
Eddy Sutanto	(President Director of P.T. Asahimas Chemical)
Utsugi Yuyama	(Chief Representative of AGC Group for China)
Takashi Kubo	(GM of Electronic Materials General Div., Electronics Company)
Itsuo Mochizuki	(GM of Strategy & Planning Div., Corporate Planning General Div.)
Tomoyuki Shiokawa	(GM of Finance & Control Div.)
Yuki Ihara	(GM of Sustainability Div., Corporate Planning General Div.)
Masayuki Matsuyama	(GM of Legal Div.) (CCO)
Natsuyuki Ohnishi	(Regional President for Asia, Automotive Company)
Tomotaka Yoshikawa	(GM of Integrated Chemicals General Div., Chemicals Company)
Chikako Ogawa	(GM of Internal Audit Div.)