Board of Directors ＆ Executive Officers

Directors

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

As of June 19, 2024

Representative Director, President and CEO
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
June 2024
Representative Director, President and CEO of ALCONIX(current)
Director, Senior 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
April 2024
Director, Senior Managing Executive Officer and CSO, General Manager of Corporate Division, in charge of Corporate Planning Department, Business Strategy Department, Business Management Department, Corporate Communications 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 CHRO
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
April 2024
Director, Managing Executive Officer and CHRO, in charge of General Affairs & Human Resources, Legal Department, Internal Controls Office (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.
June 2020
Outside Director of ALCONIX (current)
June 2020
Outside Director of KITZ Corporation (current)
January 2022
Managing Partner of Matsuo & Kosugi (current)
February 2024
Outside Director of Money Forward, Inc.(current)

（Significant concurrent positions）

June 2018
Outside Director of KOSÉ Corporation
June 2020
Outside Director of KITZ Corporation
January 2022
Managing Partner of Matsuo & Kosugi
February 2024
Outside Director of Money Forward, Inc.
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
Director
(Executive Advisor) *
Hideki Matsuo
Hideki Matsuo

Career summary

April 1982
Joined Mitsui Toatsu Chemicals, Inc. (currently Mitsui Chemicals, Inc.)
April 2013
Executive Officer, General Manager of Production & Technology Center of Mitsui Chemicals, Inc.
April 2014
Senior Executive Officer, General Manager of Production & Technology Center of Mitsui Chemicals, Inc.
June 2016
Director, Senior Executive Officer, General Manager of Production &Technology Center of Mitsui Chemicals, Inc.
April 2017
Director, Senior Executive Officer, General Manager, Production & Technology Center of Mitsui Chemicals, Inc.
April 2018
Representative Director; Senior Executive Officer (CTO) of Mitsui Chemicals, Inc.
April 2020
Representative Director; Executive Vice President (CTO) of Mitsui Chemicals, Inc.
April 2022
Director and Senior Consultant of Mitsui Chemicals, Inc.
June 2022
Chairman of Japan Industrial Safety Competency Center (current)
June 2022
Outside Audit & Supervisory Board Member of Toyo Engineering Corporation (current)
June 2023
Outside Director of RYODEN Corporation (current)
June 2024
Outside Director of ALCONIX (current)

（Significant concurrent positions）

June 2022
Chairman, Japan Industrial Safety Competency Center
June 2022
Outside Audit & Supervisory Board Member, Toyo Engineering Corporation
June 2023
Outside Director, RYODEN 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 19, 2024

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)
June 2023
Audit & Supervisory Board Member 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
Partner of Deloitte Touche Tohmatsu (currently Deloitte Touche Tohmatsu LLC)
July 1997
Managing Partner of Deloitte Touche Tohmatsu (currently 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 *
Ryoko Takeda
Ryoko Takeda

Career summary

April 1998
Registered as an attorney, Joined Nishimura & Partners (current Nishimura & Asahi)
December 2014
Special Counsel, City-Yuwa Partners
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
Outside Audit & Supervisory Board Member of ALCONIX (current)
June 2021
Outside Director of DKK Co., Ltd. (current)
January 2022
Member of the Council on Automobile Liability Insurance, Financial Services Agency (current)
February 2022
Member of Contract Review Committee, Agriculture, Forestry and Fisheries Credit Foundations (current)
October 2022
Member of the Committee of Bar Examiners and the Preliminary Qualifying Bar Examination (in charge of the Tax Law of the Bar Examination) (current)
November 2022
Outside Director (Audit & Supervisory Committee Member), Japan Airport Terminal Co., Ltd. (current)
January 2023
Partner, City-Yuwa Partners (current)
March 2023
External Director, Komazawa University of Educational Corporation (current)

(Major Concurrent Positions)

June 2017
Councilor of International Civil and Commercial Law Centre Foundation
June 2021
Outside Director of DKK Co., Ltd.
January 2022
Member of the Council on Automobile Liability Insurance, Financial Services Agency
February 2022
Member of Contract Review Committee, Agriculture, Forestry and Fisheries Credit Foundations
October 2022
Member of the Committee of Bar Examiners and the Preliminary Qualifying Bar Examination ((in charge of the Tax Law of the Bar Examination)
November 2022
Outside Director (Audit & Supervisory Committee Member), Japan Airport Terminal Co., Ltd.
January 2023
Partner, City-Yuwa Partners March 2023 External Director, Komazawa University of Educational Corporation

Executive Officers

As of October 1, 2024

President and CEO
Hiroshi Teshirogi
Representative Director, President and CEO
Senior Managing Executive Officer
Takumi Suzuki
CSO, General Manager of Corporate Division, in charge of Corporate Planning Department, Business Strategy Department, Business Management Department, Corporate Communications Department, and Sustainability Promotion Office, Representative Director of ALCONIX VENTURES CORPORATION
Managing Executive Officer
Toshiya Imagawa
CHRO, Corporate Division, in charge of General Affairs & Human Resources, Legal Department, Internal Controls, in charge of Internal Controls Office
Executive Officer
Nobuhiko Takahashi
CFO, Corporate Division, in charge of Finance Department and Accounting Department
Managing Executive Officer
Hiroaki Inoue
Corporate Division, Manager of Corporate Planning Department
Executive Officer
Shoju Suto
General Manager of Non-Ferrous & Industrial Materials Division
Executive Officer
Yuzo Yasui
Corporate Division, Manager of Business Management Department, in charge of DX Promotion and Information System Department
Executive Officer
Shigeru Kiyama
Corporate Division, Manager of Business Strategy Department
Executive Officer
Hiroyuki Tsuzuki
General Manager of Aluminum, Copper & Titanium Division
Executive Officer
Fuyuki Ouchi
General Manager of Electronics & Advanced Materials Division
Executive Officer
Susumu Kosaka
Corporate Division, Manager of Risk Management Department and Audit and Supervisory Board Member Office

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