Governance TTW Deutsche Boerse AG

F1P

TH0961010Y12

Water Utilities

Market Closed - Deutsche Boerse AG Other stock markets 10:10:56 10/08/2026 +04			5-day change	1st Jan Change
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06-04	TTW Public Company Limited Announces Board and Board Committee Appointments, Effective June 4, 2026	CI
05-28	TTW Public Company Limited Announces Resignation of Payao Marittanaporn from Director and Committee Roles, Effective May 25, 2026	CI

Executive Committee: TTW

Manager

Positions heldSince

Walainut Trivisvavet

55 year

Chief Executive Officer

01/03/2018

Chanon Inpithuk

Investor Relations Contact

Natarat Intharat

Compliance Officer	01/01/2023
General Counsel	01/01/2023

Naruemon Udomkiat

Comptroller/Controller/Auditor

01/01/2011

Phakpoom Thaweewittayarut

59 year

Corporate Secretary

27/02/2025

Prem Liemsakul

50 year

Comptroller/Controller/Auditor

01/01/2014

Pipat Katikul

58 year

Chief Operating Officer

01/01/2017

Somkiat Pattamamongkolchai

53 year

Comptroller/Controller/Auditor	01/01/2012
Director of Finance/CFO	01/01/2012

Composition of the Board of Directors: TTW

Director

CommitteesSince

Thanong Bidaya

78 year

Chairman	17/12/2008
Independent Dir/Board Member	17/12/2008

Somnuk Chaidejsuriya

75 year

Audit Committee	26/11/2022
Compensation Committee	16/06/2004
Nominating Committee	16/06/2004
Governance Committee Chair	22/05/2008
Audit Committee Chair	11/05/2023
Compensation Committee Chair	26/11/2022
Nominating Committee Chair	26/11/2022

Yuttana Yimgarund

65 year

Audit Committee	03/10/2025
Compensation Committee Chair	07/12/2021
Nominating Committee Chair	07/12/2021
Executive Committee
Governance Committee Chair

Phairuch Mekarporn

80 year

Governance Committee	27/11/2009
Audit Committee Chair	22/05/2008
Audit Committee	20/02/2004
Compensation Committee Chair	20/02/2004
Nominating Committee Chair	20/02/2004

Plew Trivisvavet

81 year

Executive Committee Chair	01/12/2020
Compensation Committee	01/01/2022
Governance Committee	10/10/1994
Nominating Committee	01/01/2022

Phongsarit Tantisuvanitchkul

54 year

Compensation Committee	25/02/2016
Nominating Committee	25/02/2016
Executive Committee Chair	25/02/2016
Executive Committee	01/02/2016

Sombat Kitjalaksana

68 year

Executive Committee
Governance Committee	30/12/2015

Walainut Trivisvavet

55 year

Executive Committee	01/03/2018
Governance Committee	01/03/2018

Kenichi Ishida

51 year

Executive Committee	08/06/2023
Governance Committee	08/06/2023

Hisao Morioka

53 year

Compensation Committee	13/12/2024
Nominating Committee	13/12/2024

Keerati Luangchookiat

53 year

Executive Committee

04/06/2026

Kris Trivisvavet

Governance Committee

04/06/2026

Former Officers and Directors: TTW

Insider

Positions held

SinceUntil

Payao Marittanaporn

Director/Board Member

17/02/2015

25/05/2026

Sudarat Chiamchan

Corporate Secretary

01/01/2011

27/02/2025

Tadashi Ishizuka

Director/Board Member

07/12/2023

13/12/2024

Kaoru Umehara

Director/Board Member

20/08/2020

07/12/2023

Hideo Matsumoto

Director/Board Member

21/12/2017

07/06/2023

Patarut Dardarananda

Director/Board Member	12/12/2018	06/12/2021
Independent Dir/Board Member	12/12/2018	06/12/2021

Natthaya

Corporate Secretary

01/01/2020

Chaiwat Utaiwan

Director/Board Member	15/03/2014	28/02/2018
Chief Executive Officer	15/03/2014	28/02/2018

Pathida Chaiyasen

Chief Administrative Officer	27/11/2009	01/10/2016
Human Resources Officer	27/11/2009	01/10/2016

Busawan Pholprasert

Chief Administrative Officer	01/01/2018	-
Human Resources Officer	01/01/2016	-

Yasutaka Suzuki

Director/Board Member

07/04/2015

Ryotaro Sumi

Director/Board Member

15/11/2012

06/04/2015

Narong Sangsuriya

Director/Board Member

11/09/2000

01/01/2015

Tomoaki Matsumoto

Director/Board Member

14/08/2014

Tomonori Suzuki

Director/Board Member

04/08/2010

14/08/2014

Sompodh Sripoom

Director/Board Member	27/11/2009	15/03/2014
Chief Executive Officer	04/01/2011	15/03/2014
Corporate Officer/Principal	27/11/2009	04/01/2011
Corporate Secretary	04/01/2011	15/03/2014

Anyanee Kerrick

Investor Relations Contact

01/01/2013

02/01/2014

Vittaya Changeutai

Investor Relations Contact

01/01/2010

01/01/2014

Jun Aketa

Director/Board Member

01/01/2011

14/11/2012

Nattapon Klinhawharn

Corporate Officer/Principal

01/01/2012

Prasert Marittanaporn

Director/Board Member

27/11/2009

01/01/2012

Kazushige Katamura

Director/Board Member

27/11/2009

30/07/2010

Sompol Krisadasima

Corporate Officer/Principal

05/01/2011

Sivar Nagdhary

Chief Tech/Sci/R&D Officer	01/01/2012	-
Corporate Officer/Principal	01/01/2010	-

Koichi Wakana

Director/Board Member

27/11/2009

Suvich Pungchareon

Director/Board Member

22/05/2008

Nathin Tongsiri

Sales & Marketing

27/11/2009

Techapit Sangsingkeo

Director/Board Member	26/09/2006	-
Independent Dir/Board Member	26/09/2006	-

Preeda Tantikulprasut

Corporate Officer/Principal

01/12/2009

Sahachai Hengtrakool

Chief Operating Officer	27/11/2009	01/01/2011
Corporate Officer/Principal	01/01/2011	-

Mattana Sookdhis

Corporate Officer/Principal

01/12/2009

Tanat Siricharoen

Chief Operating Officer

Nisaraluck Sichapakornrat

Comptroller/Controller/Auditor

Age distribution of managers

Parity Men Women

Male	19
Female	2

Of which Executive Committee

Male	6
Female	2

Of which Directors

Male	11
Female	1

TTW Public Company Limited is a Thailand-based company engaged in the production and sale of treated water and provides services for the production of water treatment and related services for the production and sale of treated water and treated wastewater. The Company offers management and maintenance services for water production and wastewater treatment systems. It produces tap water by pumping raw water from the Tha Chin River into the water production process. Its four water delivery stations include Phutthamonthon water delivery station, Mahachai water delivery station, Khlong Yong water delivery station, and Krathum Baen water delivery station. The Company serves as the primary producer and supplier of treated water for all four PWA branches. PWA distributes the water to end users through its transmission pipelines and service connections. PWA distributes water produced at its Photharam Water Treatment Plant (PTR) in Ratchaburi Province.

Employees

226

Sector

Water Utilities

More about the company