Page 319 - 56-1 One Report 2022 EN

Attachment 1 Information of Directors, Executives, Controlling Person, Head of Accounting and Finance,
Accounting Controller, and Company Secretary as of 31 December 2022
Relationship Working Experiences in the 5 preceding years
Name - Surname / Position / Age Education / Training % between Organization / Company / Type of
(1)
Date of Appointment Shareholding Directors and Duration Position Business
Executives
2014 – 2020 Director Gulf TS3 Co., Ltd.
2014 – 2020 Director Gulf TS4 Co., Ltd.
2014 – 2020 Director Gulf NC Co., Ltd.
2014 – 2020 Director Gulf BL Co., Ltd.
2014 – 2020 Director Gulf BP Co., Ltd.
2014 – 2020 Director Gulf NLL2 Co., Ltd.
2014 – 2020 Director Gulf NPM Co., Ltd.
2014 – 2020 Director Gulf NRV1 Co., Ltd.
2014 – 2020 Director Gulf NRV2 Co., Ltd.
2014 – 2020 Director Gulf JP NS Co., Ltd.
2014 – 2020 Director Gulf JP UT Co., Ltd.
2014 – 2020 Director Gulf PD Co., Ltd.
2014 – 2020 Director Gulf SRC Co., Ltd.
2012 – 2020 Director Independent Power Development Co.,
Ltd.
2008 – 2020 Senior Executive Vice President Gulf JP Co., Ltd.
2017 – 2019 Senior Executive Vice President Gulf Energy Development Plc.
and Chief Operating Officer
2014 – 2017 Director and Senior Executive Vice Gulf Energy Development Co., Ltd.
President
1996 - 2008 Senior Executive Vice President Gulf Electric Plc.
3. ACM. Maanat Wongwat 62 Highest Education None None Oct 2021 – Present Independent Director, and Thaicom Plc.
 Independent Director  Master of Science in Aerospace Engineering, Bundeswehr Chairman of the Nomination and
 Chairman of the Nomination and University Munich, the Federal Republic of Germany Compensation Committee
Compensation Committee

Attachment 1 Page 5