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Mitsubishi Materials Corp (5711.T)

5711.T on Tokyo Stock Exchange

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Summary

Name Age Since Current Position

Akira Takeuchi

63 2018 Chairman of the Board

Naoki Ono

61 2018 President, Representative Director

Osamu Iida

60 2017 Executive Vice President, Chief Senior Director of Technology, Representative Director

Yasunobu Suzuki

58 2017 Senior Managing Executive Officer, President of Metal Business Company, Representative Director

Yoshikazu Yasui

2018 Managing Executive Officer, Chief Director of Human Resources & General Affairs, Director of Human Resources

Kazuhiro Kishi

59 2018 Managing Executive Officer, President of Cement Business Company, Representative Director

Makoto Shibata

2018 Managing Executive Officer, Chief Senior Director of Governance, Representative Director

Yoshihiko Kimura

2013 Managing Executive Officer, President of Electronic Materials Business Company

Kimball McCloud

2015 Managing Executive Officer, Chairman & President of Subsidiaries

Shinichi Nakamura

2018 Managing Executive Officer, President of Processing Business Company

Susumu Sasaki

2018 Managing Executive Officer, Chief Director of Business Strategy

Shigemitsu Fukushima

2017 Executive Officer, Director of Safety & Environment in Technology Supervisor Unit

Ryuichi Hasegawa

2018 Executive Officer, Director of Production Technology in Main Technology Supervisor Unit

Kazuto Hirano

2018 Executive Officer, Vice President of Cement Business Company, Director of Overseas

Noboru Ishii

2018 Executive Officer, Vice President of Electronic Materials Business Company, Director of Strategy Promotion, Director of Functional Materials Business

Masuhiro Ishitobi

2017 Executive Officer, Deputy Chief Senior Director of Technology, Director of Manufacturing Promotion

Masaaki Kanda

2017 Executive Officer, Chief Director of Environment & Energy Business, Director of Energy Business

Hideki Kato

2018 Executive Officer, Director of Business Planning in Main Business Strategy Unit

Hitoshi Kikuchi

2018 Executive Officer, Vice President of Processed Business Company, Director of Planning Administration

Naotoshi Kumano

2016 Executive Officer, Director of Innovation Promotion in Business Strategy Division

Yasunori Murakami

2017 Executive Officer, Vice President of Processing Business, Chief Director of Manufacturing

Jun Nagano

2018 Executive Officer, Director of Legal Affairs in Main Business Strategy Unit

Tetsuro Sakai

2016 Executive Officer, Vice President of Metals Business Company

Toshiyuki Shimamura

2018 Executive Officer, Vice President of Processed Business Company

Toru Suzuki

2017 Executive Officer, Director of General Affairs in General Affairs Supervisor Unit

Nobuhiro Takayanagi

2017 Executive Officer, Director of Copper Processing, Vice President of Metals Business Company

Takahiro Yamada

2017 Executive Officer, Vice President of Cement Business Company, Director of Overseas

Shogo Yamaguchi

2018 Executive Officer, Chief Director of Environmental & Energy Business

Yukio Okamoto

71 2000 Independent Director

Mariko Tokuno

62 2016 Independent Director

Hiroshi Watanabe

68 2017 Independent Director

Hideyasu Itagaki

2017 Manager of Administration Group in Accounting Office in Accounting & Finance Unit of Main Business Strategy Unit

Biographies

Name Description

Akira Takeuchi

Mr. Akira Takeuchi was named Chairman of the Board of Mitsubishi Materials Corporation effective June 22, 2018. He joined the Company in April 1977. His previous titles include Manager of Legal Affairs Office in General Affairs Division, Executive Officer, Managing Executive Officer, Managing Director and Vice President in the Company.

Naoki Ono

Mr. Naoki Ono was named President and Representative Director in Mitsubishi Materials Corporation, effective June 22, 2018. He joined the Company in April 1979. His previous titles include Executive Officer, Managing Director, Director of Resources in Raw Fuel Supervisor Unit and Director of Mineral Product Sales in Sales Supervisor Unit in the Company.

Osamu Iida

Mr. Osamu Iida has been serving as Executive Vice President, Chief Senior Director of Technology and Representative Director in Mitsubishi Materials Corporation since April 2017. He joined the Company in April 1970. His previous titles include Executive Officer, Vice President of Copper Business Company and Manager of Naoshima Smelting Center in the Company.

Yasunobu Suzuki

Mr. Yasunobu Suzuki has been serving as Senior Managing Executive Officer, President of Metal Business Company and Representative Director in Mitsubishi Materials Corporation since April 2017. He joined the Company in April 1982. His previous titles include Managing Executive Officer, Executive Officer, Vice President of Metal Business Company, Vice President of Copper Business Company and Director of Copper Processing Business in the Company.

Yoshikazu Yasui

Kazuhiro Kishi

Makoto Shibata

Yoshihiko Kimura

Kimball McCloud

Shinichi Nakamura

Susumu Sasaki

Shigemitsu Fukushima

Ryuichi Hasegawa

Kazuto Hirano

Noboru Ishii

Masuhiro Ishitobi

Masaaki Kanda

Hideki Kato

Hitoshi Kikuchi

Naotoshi Kumano

Yasunori Murakami

Jun Nagano

Tetsuro Sakai

Toshiyuki Shimamura

Toru Suzuki

Nobuhiro Takayanagi

Takahiro Yamada

Shogo Yamaguchi

Yukio Okamoto

Mr. Yukio Okamoto has been serving as Independent Director of Mitsubishi Materials Corporation since June 2000. He is also serving as Representative Director in Okamoto Associate, Inc. He used to work for Ministry of Foreign Affairs of Japan.

Mariko Tokuno

Ms. Mariko Tokuno has been serving as Independent Director in Mitsubishi Materials Corporation since June 2016. She used to work for other three companies, including TIFFANY & Co. and Christian Dior.

Hiroshi Watanabe

Mr. Hiroshi Watanabe has been serving as Independent Director of Mitsubishi Materials Corporation since June 2017. He is also working for a Research Institute.

Hideyasu Itagaki