PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

PUBLIC COMPANY LIMITED PTG ENERGY PUBLIC COMPANY LIMITED PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED

ของแต่ละประเทศ  โดยบริษัทจดทะเบียนไทยที่มีคะแนนสูงสุด 5 อันดับแรก (เรียงตามตัวอักษรย่อภาษาอังกฤษของชื่อบริษัทจดทะเบียน) ได้แก่ บริษัท ปตท. จำกัด (มหาชน) (PTT) บริษัท ปตท. สำรวจและผลิตปิโตรเลียม จำกัด