Board of Directors ＆ Executive Officers

Directors

Indicates an outside director as provided in Paragraph 2, Clause 15 of the Corporate Law

As of June 21, 2023

Representative Director, Chairman and CEO
Masato Takei
Masato Takei

Career summary

April 1977
Joined Nissho Iwai Corporation (currently Sojitz Corporation)
April 2003
Joined ALCONIX, Executive Officer and General Manager of Group 3 of ALCONIX
June 2006
Executive Officer and General Manager of Group 4 of ALCONIX
June 2009
Director, Managing Executive Officer and General Manager of Group 4 of ALCONIX
April 2010
Director, Managing Executive Officer and General Manager of Electronics & Advanced Materials Division of ALCONIX
June 2015
Director, Senior Managing Executive Officer and General Manager of Electronics & Advanced Materials Division of ALCONIX
June 2017
Director & Executive Vice President of ALCONIX
June 2018
President and CEO of ALCONIX
April 2022
Representative Director, Chairman and CEO of ALCONIX (current)
Representative Director, President and COO
Hiroshi Teshirogi
Hiroshi Teshirogi

Career summary

April 1981
Joined Nissho Iwai Corporation (currently Sojitz Corporation)
April 2003
Joined ALCONIX
June 2004
Executive Officer and General Manager of Group 1 of ALCONIX
April 2008
President and CEO of ALCONIX SANSHIN CORPORATION (currently ALCONIX・ MITAKA CORPORATION)
June 2009
Managing Executive Officer and General Manager of Group 1 of ALCONIX
June 2010
Managing Executive Officer and General Manager of Aluminum & Copper Products Division of ALCONIX
June 2014
Director, Managing Executive Officer and General Manager of Aluminum & Copper Products Division of ALCONIX
June 2017
Director, Senior Managing Executive Officer and General Manager of Corporate Planning Division of ALCONIX
April 2021
Director, Senior Managing Executive Officer, General Manager of Corporate Division, Manager of General Affairs & Human Resources Department and Information System Department of ALCONIX
April 2022
Director, President and COO of ALCONIX
June 2022
Representative Director, President and COO of ALCONIX (current)
Director, Managing Executive Officer and CSO
Takumi Suzuki
Takumi Suzuki

Career summary

April 1986
Joined Nissho Iwai Corporation (currently Sojitz Corporation)
June 2009
Joined ALCONIX
July 2013
General Manager of Corporate Planning Department of Corporate Planning Division of ALCONIX
June 2017
Executive Officer and General Manager of Corporate Planning Department of Corporate Planning Division of ALCONIX
June 2018
Executive Officer, Deputy General Manager of Corporate Planning Division and General Manager of Corporate Planning Department of ALCONIX
June 2019
Director, Executive Officer, Deputy General Manager of Corporate Planning Division and General Manager of Corporate Planning Department of ALCONIX
April 2021
Director, Managing Executive Officer, Manager of Corporate Division, Corporate Planning Department, Legal & Compliance Department and Risk Management Department, and General Manager of Corporate Planning Department of ALCONIX
August 2021
Representative Director of ALCONIX VENTURES CORPORATION (current)
April 2022
Director, Managing Executive Officer and CSO, General Manager of Corporate Division, Manager of Corporate Planning Department, Corporate Communications Department, General Affairs & Human Resources Department, Risk Management Department and Legal Department of ALCONIX
April 2023
Director, Managing Executive Officer and CSO, General Manager of Corporate Division, Manager of Corporate Planning Department, Business Strategy Department, Business Management Department, Corporate Communications Department, General Affairs & Human Resources Department, Risk Management Department, Legal Department,and Sustainability Promotion Office of ALCONIX (current)

（Significant concurrent positions）

August 2021
Representative Director of ALCONIX VENTURES CORPORATION (current)
Director, Managing Executive Officer and CCO
Toshiya Imagawa
Toshiya Imagawa

Career summary

April 1989
Joined Nissho Iwai Corporation (currentlySojitz Corporation)
September 2003
Joined ALCONIX
October 2004
General Manager of Electronic Materials Department, Group 4 of ALCONIX
April 2010
General Manager of Electronic Materials Department, Electronics & Advanced Materials Division of ALCONIX
June 2015
Executive Officer, Deputy General Manager of Electronics & Advanced Materials Division of ALCONIX
June 2017
Executive Officer, General Manager of Electronics & Advanced Materials Division of ALCONIX
June 2021
Director, Managing Executive Officer, in charge of internal controls of ALCONIX
April 2022
Director, Managing Executive Officer and CCO, in charge of internal controls of ALCONIX
April 2023
Director, Managing Executive Officer and CCO, in charge of internal controls, Manager of Internal Controls Office of ALCONIX (current)
Director, Executive Officer and CFO
Nobuhiko Takahashi
Nobuhiko Takahashi

Career summary

April 1987
Joined The Bank of Tokyo, Ltd. (currently MUFG Bank, Ltd.)
April 2015
Branch Manager of Shenzhen Branch, Bank of Tokyo-Mitsubishi UFJ (China), Ltd. (currently MUFG Bank (China), Ltd.)
June 2017
Joined ALCONIX
October 2017
General Manager of Finance Department of ALCONIX
June 2020
Executive Officer, Deputy General Manager of Finance & Accounting Division and General Manager of Finance Department of ALCONIX
June 2021
Director, Executive Officer, Manager of Corporate Division, Finance Department and Accounting Department, and General Manager of Finance Department of ALCONIX
April 2022
Director, Executive Officer and CFO, Manager of Corporate Division, Finance Department and Accounting Department (current)
Director
(Executive Advisor) *
Masao Hisada
Masao Hisada

Career summary

April 1972
Joined Hitachi, Ltd.
April 2007
Vice President and Executive Officer of Hitachi, Ltd.
April 2010
Representative Executive Officer, Executive Vice President and Executive Officer of Hitachi High-Technologies Corporation (currently Hitachi High-Tech Corporation)
April 2011
Representative Executive Officer, President and Chief Executive Officer of Hitachi High-Technologies Corporation
June 2015
Chairman of the Board of Hitachi High-Technologies Corporation
June 2019
Honorary Senior Advisor of Hitachi High-Technologies Corporation (current)
June 2019
Outside Director of ALCONIX (current)
June 2019
Outside Director (Audit & Supervisory Committee Member) of Enplas Corporation (current)

（Significant concurrent positions）

June 2019
Honorary Senior Advisor of Hitachi High-Technologies Corporation (currently Hitachi High-Tech Corporation)
June 2019
Outside Director of (Audit & SupervisoryCommittee Member) Enplas Corporation
Director
(Executive Advisor) *
Yukino Kikuma
Yukino Kikuma

Career summary

April 1995
Joined Fuji Television Network, Inc.
December 2011
Registered as an attorney
January 2012
Joined Matsuo & Kosugi (current)
June 2018
Outside Director of KOSÉ Corporation (current)
May 2020
Outside Director (Audit & Supervisory Committee Member) of Takihyo Co., Ltd. (current)
June 2020
Outside Director of ALCONIX (current)
June 2020
Outside Director of KITZ Corporation (current)
January 2022
Managing Partner of Matsuo & Kosugi (current)

（Significant concurrent positions）

June 2018
Outside Director of KOSÉ Corporation
May 2020
Outside Director (Audit & Supervisory Committee Member) of Takihyo Co., Ltd.
June 2020
Outside Director of KITZ Corporation
January 2022
Managing Partner of Matsuo & Kosugi
Director
(Executive Advisor) *
Toshiya Tsugami
Toshiya Tsugami

Career summary

April 1980
Joined Ministry of International Trade and Industry, Japan
June 1996
Seconded to Ministry of Foreign Affairs of Japan (Counsellor, Economic Affairs Department, Embassy of Japan in China)
July 2002
Senior Fellow of Research Institute of Economy, Trade and Industry
April 2012
President of Tsugami Workshop Ltd. (current)
April 2018
Visiting Research Fellow of The Japan Institute of International Affairs (current)
November 2018
President of Japan International Medical Exchange Co., Ltd.
June 2021
Outside Director of ALCONIX (current)

（Significant concurrent positions）

April 2012
President of Tsugami Workshop Ltd.
April 2018
Visiting Research Fellow of The Japan Institute of International Affairs
Director
(Executive Advisor) *
Yukiko Imazu
Yukiko Imazu

Career summary

April 1996
Joined Anderson Mōri (current Anderson Mōri & Tomotsune)
January 2005
Partner at Anderson Mōri & Tomotsune (current)
April 2007
Associate Professor at Keio University Law School
March 2014
Director of Ishibashi Foundation (current)
June 2018
Member of the Audit and Supervisory Board (Outside) of Daiichi Sankyo Company, Limited (current)
May 2022
Member of the Audit and Supervisory Board (Outside) of dip Corporation
June 2022
Outside Director of ALCONIX (current)
May 2023
Outside Director (Audit & Supervisory Committee Member) of dip Corporation (current)

（Significant concurrent positions）

January 2005
Partner at Anderson Mōri & Tomotsune
March 2014
Director of Ishibashi Foundation
June 2018
Member of the Audit and Supervisory Board (Outside) of Daiichi Sankyo Company, Limited
May 2023
Outside Director (Audit & Supervisory Committee Member) of dip Corporation

Audit & Supervisory Board Members

Indicates an outside audit & supervisory board member as provided in Paragraph 2, Clause 16 of the Corporate Law

As of June 21, 2023

Audit & Supervisory Board Member
(full-time)
Junichi Kitagaki
Junichi Kitagaki

Career summary

April 1985
Joined Nissho Iwai Corporation (currently Sojitz Corporation)
September 2003
Joined ALCONIX
January 2004
President of NI Metal Products, Inc. (current ALCONIX USA, INC.)
January 2013
CFO and CAO of Univertical Holdings Inc.
October 2019
General Manager of Information System Department of ALCONIX
April 2022
Executive Officer, General Manager of Audit and Supervisory Board Member Office, Manager of Corporate Division, Information System and Security Department of ALCONIX
April 2023
Executive Officer, General Manager of Audit and Supervisory Board Member Office of ALCONIX (current)
External Audit & Supervisory Board Member *
Shigeo Ogi
Shigeo Ogi

Career summary

November 1974
Joined Deloitte, Haskins & Sells-Japan
August 1979
Registered as a Certified Public Accountant
July 1990
Employee of Deloitte Touche Tohmatsu (current Deloitte Touche Tohmatsu LLC)
December 2015
Ogi Certified Public Accounting Office (current)
June 2016
Outside Audit & Supervisory Board member of Nippon Soda Co., Ltd.
June 2020
External Audit ＆ Supervisory Board Member of ALCONIX (current)
June 2023
Outside Director of SHIBAURA MACHINE CO., LTD. (Audit & Supervisory Committee Member)(current)

(Major Concurrent Positions)

December 2015
Ogi Certified Public Accounting Office
June 2023
Outside Director of SHIBAURA MACHINE CO., LTD. (Audit & Supervisory Committee Member)
External Audit & Supervisory Board Member *
Kimiko Oga
Kimiko Oga

Career summary

April 1977
Joined Nippon Telegraph and Telephone Public Corporation
July 2004
Manager of Information Equipment Division, Nippon Telegraph and Telephone East Corporation
July 2005
Deputy Manager, Tokyo Branch of Nippon Telegraph and Telephone East Corporation
President of NTT East-Chuokanto Corporation (current NTT East-Minamikanto Corporation)
July 2007
Representative Director and Managing Director of NTT Learning Systems Corporation
June 2013
Corporate Auditor of Nippon Telegraph and Telephone West Corporation
June 2019
Outside Director of SKY Perfect JSAT Holdings Inc. (current)
March 2020
Outside Director of BroadBand Tower, Inc. (Audit & Supervisory Committee Member)(current)
April 2020
Outside Director of Tokyo Water Co., Ltd. (Audit & Supervisory Committee Member)
June 2020
External Audit ＆ Supervisory Board Member of ALCONIX (current)
June 2021
External Audit ＆ Supervisory Board Member of Electric Power Development Co.,Ltd.
June 2022
Outside Director of Electric Power Development Co.,Ltd. (Audit & Supervisory Committee Member) (current)

(Major Concurrent Positions)

June 2019
Outside Director of SKY Perfect JSAT Holdings Inc.
March 2020
Outside Director of BroadBand Tower, Inc. (Audit & Supervisory Committee Member)
June 2022
Outside Director of Electric Power Development Co.,Ltd. (Audit & Supervisory Committee Member)
External Audit & Supervisory Board Member *
Ryoko Takeda
Ryoko Takeda

Career summary

April 1998
Registered as an attorney, Joined Nishimura & Partners (current Nishimura & Asahi)
December 2014
City-Yuwa Partners (current)
February 2016
Registered as a Certified Fraud Examiner
October 2016
A member of the Committee of Bar Examiners (in charge of the Administrative Acts of the Bar Examination and the Preliminary Qualifying Bar Examination)
June 2017
Councilor of International Civil and Commercial Law Centre Foundation (current)
June 2020
External Audit ＆ Supervisory Board Member of ALCONIX (current)
June 2021
Outside Director of DKK Co., Ltd.(current)
June 2023
Outside Director of Japan Airport Terminal Co., Ltd.(Audit & Supervisory Committee Member)(current)

(Major Concurrent Positions)

December 2014
City-Yuwa Partners
June 2017
Councilor of International Civil and Commercial Law Centre Foundation
June 2021
Outside Director of DKK Co., Ltd.
June 2023
Outside Director of Japan Airport Terminal Co., Ltd.(Audit & Supervisory Committee Member)

Executive Officers

Corporate officer also serving as a director.

As of June 21, 2023

Chairman and CEO *
Masato Takei
Representative Director, Chairman and CEO
President and COO *
Hiroshi Teshirogi
Representative Director, President and COO
Managing Executive Officer *
Takumi Suzuki
CSO, General Manager of Corporate Sector, Manager of Corporate Planning Department, Business Strategy Department, Business Management Department, Corporate Communications Department, General Affairs & Human Resources Department, Risk Management Department, Legal Department, and Sustainability Promotion Office
Representative Director of ALCONIX VENTURES CORPORATION
Managing Executive Officer *
Toshiya Imagawa
CCO, in charge of internal controls, Manager of Internal Controls Office
Executive Officer *
Nobuhiko Takahashi
CFO, Manager of Corporate Sector, Finance Department and Accounting Department
Executive Officer
Hiroaki Inoue
General Manager of Corporate Sector, Business Strategy Department
Executive Officer
Shoju Suto
General Manager of Non-Ferrous & Industrial Materials Division
Executive Officer
Yuzo Yasui
Manager of Corporate Sector, Information System and Security, General Manager of Business Management Department
Executive Officer
Shigeru Kiyama
Manager of Electronics & Advanced Materials Division
Executive Officer
Hiroyuki Tsuzuki
General Manager of Aluminum, Copper & Titanium Division and General Manager of Titanium & New Materials Department
Executive Officer
Fuyuki Ouchi
Manager of Osaka Branch and General Manager of Osaka Sales Department

CEO: Chief Executive Officer
COO: Chief Operation Officer
CSO: Chief Strategic Officer
CCO: Chief Compliance Officer
CFO: Chief Financial Officer

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