Committees >
Executive Committee

Mr. Shigeki Yamada
Chairman of the Executive Committee
Mr. Shigeki Yamada
Position President/ Executive Director / Authorized Director / Chairman of Executive Committee/
Vice-Chairman of Risk Management Committee
Age 58 years
Appointment Year 2021
Shareholding Proportion None
Highest Education

Bachelor of Law, major of Law, Meijo University, Japan

Training

        -

Past 5-year Working Experience

October 2021  Present - President, Inoue Rubber (Thailand) PCL.
- Chairman of Executive Committee, Inoue Rubber (Thailand) PCL. 
- Vice Chairman of Risk Management Committee,
  Inoue Rubber (Thailand) PCL.
March 2021  October 2021 General Manager, Overseas Business Division, Inoac Corporation Head office, Aichi, Japan
2019  March 2021 - Managing Director, Inoac Vietnam Co., Ltd.
2018 2019
- Deputy General Manager,  Sales Section, Automotive Division, Inoac Corporation Hamamatsu Branch, Japan
2016 2018 - Managing Director, Automotive department for Inoac group company in North America, Inoac USA

Mrs. Pimjai Leeissaranukul
Vice Chairman of Executive Committee
Mrs. Pimjai Leeissaranukul ​
Position Executive Chairman/ Executive Director/ Authorized Director/
Vice Chairman of the Executive Committee
Age 59 years
Appointment Year 1993
Shareholding Proportion 2.78%
Highest Education

Master’s Degree in Business Administration, Drexel University, Philadelphia, USA

Training 

Thai Institute of Directors Association (IOD):

  • Director Certification Program (DCP) Class 37/2003
  • Role of the Chairman Program (RCP) Class 31/2013
  • Risk Management Committee Program (RMP) Class 1/2013

National Defense College (NDC):

  • Diploma, National Defence College, The National Defence Course Class 26/2013

Capital Market Academy (CMA):

  • Leadership Program Class 10

The Federation of Thai industries (FTI):

  • Business Revolution and Innovation Network Batch 1 (BRAIN 1)

Thailand Energy Academy:

  • Thailand Energy Academy Class 11 (TEA 11)
Past 5-year Working Experience ​
2013 – Present - Executive Chairman, Inoue Rubber (Thailand) PCL.
- Honorary Chairman, Inoac Tokai (Thailand) Co., Ltd.
2020 – Present - Chairman of Industrial Standard Committee (ISC), Federation of Thai Industries
2019 – Present - Government - appointed independent director of Mass Rapid Transit Authority of Thailand (MRTA)
2018 – Present - Vice President of the Federation of Thai Industries
2017 – Present - The Board Member of ASEAN Woman Entrepreneur Network (AWEN)
2016 – Present - Member of the Board, Association of Capital Market Academy (ACMA)
2014 – Present - Consultants of the Board of Thai Women Engineers, The Engineering Institute of Thailand
2010 – Present - Global Advisory Board Members, Babson College, MA, USA
2008 – Present - Member of Young Thai Entrepreneur Association (YTEA)
2006 – Present - Director, Daido Sittipol Co., Ltd.
2003 – Present - Director, Wang Chula Co., Ltd.
2001 – Present - Director, Kinno Hoshi Engineering Co., Ltd.
1995 – Present - Director, Sungold Holding Co., Ltd.
- Director, IRC (Asia) Research Co., Ltd.
- President, Thai Inoac Components Co., Ltd.
1993 – Present - Director, Sopa-Kanok Internatioal Co., Ltd.
1983 – Present - Director, Thai Stanley Electric PCL.
2018 – 2020 - Chairman of Industrial Excellence Center (IEC), the Federation of Thai Industries
2016 – 2018 - Vice President, Thailand Forest Certification Council (TFCC), The Federation of Thai Industries (FTI)
- Director and Deputy Secretary, The Federation of Thai Industries (FTI)
2015 – 2018 - Member of the Board and Deputy Secretary General, Public Relations, The Federation of Thai Industries
2014 – 2018 - Director, Student of National Defense College, The Joint State - Private Sector Class 2013
2014 – 2016 - Member of the Board of Thai Women Engineers,
  The Engineering Institute of Thailand
2010 – 2014 - Executive Board as External Advisory Expert, Faculty of Engineering, Chulalongkorn University

Mr. Takeshi Arakawa
Executive Committee Member
Mr. Takeshi Arakawa
Position Managing Director / Member of Executive Committee
Age 61 years
Appointment Year 2018
Shareholding Proportion None
Highest Education

Bachelor's degree in Mechanical Engineering , Nihon University, Japan

Training

Thai Institute of Directors Association (IOD):

  • Director Accreditation Program 65/2007
Past 5-year Working Experience ​
2018 – Present - Member of Executive Comittee/ Managing Director,
   Inoue Rubber (Thailand) PCL.
- Director and Executive Director, IRC (Asia) Research Co., Ltd
2012 – 2018 - Director, BIMC Co., Ltd.
2011 – 2012 - General Manager, Inoue Rubber Co., Ltd. (Japan) 
2009 – 2011 - Managing Director, Inoue Rubber (Thailand) PCL.
2006 – 2009 - Executive Director, Inoue Rubber (Thailand) PCL.
2004 – 2005 - General Manager Production Division,
   Bridgestone IRC Manufacturing Co., Ltd
2000 – 2004 - Engineering Manager, Bridgestone IRC Manufacturing Co., Ltd

Ms. Witchuda Kupongsak
Executive Committee Member
Ms. Witchuda   Kupongsak
Position Executive Director of Administrative and Control Unit/
ember of Executive Committee
Age 56 years
Appointment Year 2013
Shareholding Proportion 0.024 %
Highest Education

Master of Business Administration, Thammasat University

Training

Thai Institute of Directors Association (IOD):

  • Director Accreditation Program Class 117/2015
  • Ethical Leadership Program Class 2/2015
  • Successful Formulation & Execution of Strategy Class 28/2013  

Other Training:

  • CEDI - Babson Entrepreneurial Leadership Program Babson College

Past Working Experience

2015 – Present - Executive Director, Administrative & Control Unit,
   Inoue Rubber (Thailand) PCL.
2016 – Present  - Director, Thai Inoac Component Co., Ltd.
2013 – Present - Member of Executive Committee, Inoue Rubber (Thailand) PCL.
2001 – Present - Director, Kinno Hoshi Engineering Co.,Ltd.
1998 – Present - Director, Inoue Rubber (Vietnam) Co., Ltd.
2010 – 2015 - Deputy Executive Director of Administrative & Control Unit,
   Inoue Rubber (Thailand) PCL.

Mr. Mitsuhiro Ito
Executive Committee Member
Mr. Mitsuhiro Ito
Position Member of Executive Committee / Executive Director of IED Business Unit
Age 47 years
Appointment Year 2018  
Shareholding Proportion None
Highest Education

Bachelor of Engineering, Nagoya Institute of Technology, Japan

Training

        -

Past Working Experience

2018 – Present - Executive Director, IED Business Unit, Inoue Rubber (Thailand) PCL.
  - Executive Committee member, Inoue Rubber (Thailand) PCL.
2004 – 2018 - Assistant Manager of Rubber Production Engineering Department, Inoac Coporation Co., Ltd.

Mr. Suchart Kootiratrakarn
Executive Committee Member
Mr.Suchart Kootiratrakarn
Position Deputy Executive Director of Tire&Tube Business Unit / Member of Executive Committee / Member of Risk Management Committee
Age 51 years
Appointment Year 2013
Shareholding Proportion 0.003%
Highest Education

Master of Business Economics, National Institute of Development Administration (NIDA)

Training

Thai Institute of Directors Association (IOD):

  • Director Accreditation Program Class 159/2019
  • How to Develop a Risk Management Plan Class 8/2015
  • Financial Statements for Directors Class 18/2012
  • Risk Management Committee Program Class  5/2014

Other Training:

  • Babson Entrepreneurial Leadership Program  Babson College (CEDI)

Past Working Experience

2015 Present - Deputy Executive Director of Tire-Tube Business Unit, Member of Executive Committtee and Risk Management Committee,
Inoue Rubber (Thailand) PLC.
- Deputy Executive Director of IRC (Asia) Research Co., Ltd.
2013 Present - Executive Committee of Inoue Rubber (Thailand) PCL.

Mr. Narongchai Rattanaekkawin
Executive Committee Member
Mr. Narongchai Rattanaekkawin​
Position Deputy Executive Director of IED Business Unit/ Member of Executive Committee/
Member of Risk Management Committee
Age 50 years
Appointment Year 2014
Shareholding Proportion 0.005 %
Highest Education

Master of Science in Computer and Engineering Management (MS(CEM), Assumption University

Training

Thai Institute of Directors Association (IOD):

  • Director Accreditation Program Class 159/2019
  • Successful Formulation & Execution of Strategy Class
    28/2016
  • How to Develop a Risk Management Plan Class 8/2015
  • Financial Statements for Directors Class 18/2012
  • Risk Management Committee Program Class 5/2014

Other Training:

  • Babson Entrepreneurial Leadership Program Babson College (CEDI)
  • Thai Railway Engineer Program, NSTDA
  • ISO9001:2000         Internal Auditing, Robere & Associates
  • ISO/TS16949:2002 Internal Auditing, Robere & Associates
  • ISO14001                Internal Auditing, Robere & Associates

Past Working Experience

2016 Present - Director, Kinno Hoshi Engineering Co., Ltd.
2015 Present - Deputy Executive Director, IED Business Unit of Inoue Rubber (Thailand) PCL.
  - Member of Risk Management Committee, Inoue Rubber (Thailand) PCL.
  - Deputy Executive Director of R&D Division, IRC (Asia) Research Co., Ltd.
2014 Present - Member of Executive Committee, Inoue Rubber (Thailand) PCL.
2013 2015 - Production Division Manager, Inoue Rubber (Thailand) PCL.
2009 2015 - Engineering Division Manager, Inoue Rubber (Thailand) PCL.
  - R&D Manager, IRC (Asia) Research Ltd.   

Mr. Hiroyuki Hibi
Executive Committee Member
Mr. Hiroyuki  Hibi
Position Member of Executive Committee
Age 57 years
Appointment Year 2016
Shareholding Proportion None
Highest Education

Bachelor Degree of Economics, Ritsumeikan University

Training from Thai Institute of Directors Association (IOD)​

       -

Past 5-year Working Experience ​
2018 Present  - Corporate Officer Rubber and Elastomer Division of INOAC Corporation Co., Ltd. 
2016 – Present - Member of Executive Committee of Inoue Rubber (Thailand) PCL.
  - Director of Kinno Hoshi Engineering Co., Ltd.
2015 2016 - Managing Director of Division of Rubber and Elastomer Division of INOAC Corporation Co., Ltd. 
  - Vice President of PT. IRC INOAC INDONESIA
2010  2015 - Managing Director of Dongguan Inoac (F.K.) Metal and Elastomer Co., Ltd.

Mr. Kazuaki Yamada
Executive Committee Member
Mr. Hirozo Mizuno
Position Member of Executive Committee
Age 54 years
Appointment Year 2019
Shareholding Proportion None
Highest Education

Bachelor's degree in Accounting, Shiga University

Training

        -

Past Working Experience

2019  Present - Member of Executive Committee of Inoue Rubber (Thailand) Public Co., Ltd.
2015  Present - Senior Executive Advisor of Inoac (Thailand) Co.
2011  2015 - Accounting Manager of Inoue Rubber Public Co., Ltd.

Ms. Praewphan Songhong
Executive Committee Member
Ms. Praewphan Songhong
Position Finance Division Manager / Member of Risk Management Committee
Age  50 years
Appointment Date 2021
Shareholding Proportion None
Highest Education
  • Master of Business Administration, Majoring in Finance, Eastern Asia University

Training

Training in 2020

  • Transfer Pricing Course
  • TFRS 9 and Related Financial Reporting Standers for Non-Financial Institutions
  • TLCA CFO CPD No. 5/2020 in topic of “How to create value with the right environment, social and governance strategies”, COSO ERM 2017
  • TLCA CFO Professional Development Program (TLCA CFO CPD) No.3&4/2020
  • TLCA CFO Professional Development Program (TLCA CFO CPD) No. 5/2019 “The CFO’s role in stakeholder communication” (English Session)

Thai Institute of Directors Association (IOD)

  • Financial Statements for Directors (FSD)
  • TLCA CFO Processional Development Program (TLCA CFO CPD) 2019

Training Course from the Association of Listed Companies

  • Strategic Financial Leadership Program (SFLP)​
  • Learn to develop KAM to benefit the Thai capital market literally.​​​​​

Course from the Federation of Accounting Professions Under the Royal Patronage

  • Financial Instruments courses
  • Financial Model course
  • Thailand International Financial Reporting
  • Tax burden from oversea payment and Double Taxation Agreement
  • CFO FCCUS ON FINANCIAL REPORTING
  • Pack 5 & Fair Value

Other Training 

  • Corporate Tax Planning: Best Practices & Corporate Governance from Omega Worldclass institution. 
  • Strategic CFO in Capital Markets, SET
2021 - Present - Member of Executive Committee, Inoue Rubber (Thailand) PCL
2017 - Present - Finance Division Manager, Inoue Rubber (Thailand) PCL
  - Member of Risk Management Committee, Inoue Rubber (Thailand) PCL
2016 - Present - CFO,Inoue Rubber (Thailand) PCL
2008 - 2016 - Senior Manager of Accounting Department, Inoue Rubber (Thailand) PCL
2004 - 2008 - Accounting Manager, Toei Inoac Co., Ltd.