As of July 1, 2018

Board of Directors

Osamu Ishitobi	Chairman of the Board
Masakazu Tokura	Representative Director & President
Toshihisa Deguchi	Representative Director
Ray Nishimoto	Representative Director
Noriaki Takeshita	Representative Director
Keiichi Iwata	Representative Director
Kunio Nozaki	Director
Hiroshi Ueda	Director
Hiroshi Niinuma	Director
Koichi Ikeda	Director	(Outside Director)
Hiroshi Tomono	Director	(Outside Director)
Motoshige Itoh	Director	(Outside Director)
Atsuko Muraki	Director	(Outside Director)

Corporate Auditors

Kenya Nagamatsu	Standing Corporate Auditor
Hiroaki Yoshida	Standing Corporate Auditor
Mitsuhiro Aso	Corporate Auditor (Outside Auditor)
Yoshitaka Kato	Corporate Auditor (Outside Auditor)
Michio Yoneda	Corporate Auditor (Outside Auditor)

Executive Officers

Masakazu Tokura	President
Toshihisa Deguchi	Executive Vice President	IT-related Chemicals Sector, PLED Business Planning, Electronic Devices Development Center, Special Aide to President (pertaining to activities related to new technology and product development as designated by President)
Kunio Nozaki	Senior Managing Executive Officer	Corporate Communications, Corporate Business Development, Corporate Planning, IT Innovation, Accounting, Finance
Ray Nishimoto	Senior Managing Executive Officer	Health & Crop Sciences Sector
Hiroshi Ueda	Senior Managing Executive Officer	Research Planning and Coordination, Process & Production Technology & Safety Planning, Production & Safety Fundamental Technology Center, Intellectual Property, Responsible Care, Industrial Technology & Research Laboratory, Environmental Health Science Laboratory, Advanced Materials Development Laboratory, Bioscience Research Laboratory
Noriaki Takeshita	Senior Managing Executive Officer	Rabigh Project, Petrochemicals & Plastics Sector
Hiroshi Niinuma	Senior Managing Executive Officer	General Affairs, Legal, CSR, Internal Control and Audit, Human Resources, Osaka Office Administration, Procurement, Logistics
Keiichi Iwata	Senior Managing Executive Officer	Energy & Functional Materials Sector, PLED Business Planning, Electronic Devices Development Center
Kazushi Tan	Managing Executive Officer	Ehime Works
Marc Vermeire	Managing Executive Officer	Sumitomo Chemical Europe S.A./N.V., Special mission related to the Corporate Business Development Dept. and the Corporate Planning Dept.
Takashi Shigemori	Managing Executive Officer	Corporate Business Development Dept., Corporate Planning Dept., IT Innovation Dept.
Kazuyuki Nuki	Managing Executive Officer	AgroSolutions Div.- Japan, Environmental Health Div.
Masaki Matsui	Managing Executive Officer	It-related Chemicals Sector - Planning & Coordination Office, Quality Assurance Office, Electronic Materials Div.
Toshiro Ohtsubo	Managing Executive Officer	Health & Crop Sciences Sector - Planning & Coordination Office, Quality Assurance Office, Pharmaceutical Chemicals Div.
Keiichi Sakata	Managing Executive Officer	Health & Crop Sciences Sector - Planning & Coordination Office, AgroSolutions Div.- International, Animal Nutrition Div.
Motoyuki Sakai	Managing Executive Officer	Sumitomo Chemical Asia Pte Ltd
Yoshiaki Oda	Managing Executive Officer	Research Planning and Coodination Dept., Industrial Technology & Research Laboratory, Advanced Materials Development Laboratory
Nobuaki Mito	Managing Executive Officer	Corporate Business Development Dept., Intellectual Property Dept.
Kingo Akahori	Managing Executive Officer	Energy & Functional Materials Sector - Quality Assurance Office, Inorganic Materials Div., Advanced Polymers Div., Battery Materials Div.
Hwang Inwoo	Managing Executive Officer	Dongwoo Fine-Chem Co., Ltd.
Soji Sakamoto	Managing Executive Officer	Basic Materials Div., Industrial Chemicals Div., Resin-related Business Development Dept., Polyolefins Div., Automotive Materials Div., Methacrylates Div.
Atsuko Hirooka	Executive Officer	Environmental Health Div., Animal Nutrition Div.
Seiji Takeuchi	Executive Officer	Rabigh Refining and Petrochemical Company
Andrew Lee	Executive Officer	Valent U.S.A. LLC, Valent BioSciences LLC
Naoyuki Inoue	Executive Officer	Rabigh Refining and Petrochemical Company
Yasuaki Sasaki	Executive Officer	Internal Control and Audit Dept., Human Resources Dept., Osaka Office Administration Dept.
Keigo Sasaki	Executive Officer	Corporate Communications Dept., Accounting Dept., Finance Dept.
Kenji Ohno	Executive Officer	General Affairs Dept., Legal Dept., CSR Dept.
Yoshihiro Miyoshi	Executive Officer	Chiba Works, Petrochemicals Research Laboratory
Shinichiro Nagata	Executive Officer	Oita Works, Misawa Works
Yoshizumi Sasaki	Executive Officer	Rabigh Refining and Petrochemical Company
Ichiro Kosaka	Executive Officer	Energy & Functional Materials Sector - Planning & Coordination Office, Specialty Chemicals Div.
Masaya Naito	Executive Officer	Procurement Dept., Logistics Dept.
Takanari Yamaguchi	Executive Officer	Optical Materials Div.
Akira Iwasaki	Executive Officer	Corporate Planning Dept.

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