| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| IRPC Public Company Limited | Company | Oil Refining and Marketing | Thailand | 21-Nov-2011 |
| Bangchak Corporation Public Company Limited | Company | Oil Refining and Marketing | Thailand | 01-Sep-2011 |
| PTT Exploration and Production Public Co., Ltd. | Company | Oil: Crude Producers | Thailand | 16-Jun-2011 |
| PTT Global Chemical Public Company Limited | Company | Chemicals: Diversified | Thailand | 15-Oct-2010 |
| Cheval Group | Company | Electronic Components | Thailand | 12-Mar-2009 |
| KCE Electronics Public Company Limited | Company | Electronic Components | Thailand | 18-Oct-2007 |
| The Federation of Thai Industries | Business Association | Thailand | 21-Jun-2005 | |
| SVI Public Company | Company | Electronic Components | Thailand | 27-Jan-2005 |
| Charoen Pokphand Group Co.,Ltd. (C.P. Group) | Company | Food Products | Thailand | 17-Sep-2003 |
| Pranda Group | Company | Luxury Items | Thailand | 14-Oct-2002 |
| PLUS TECH INNOVATION PUBLIC COMPANY LIMITED | Small or Medium-sized Enterprise | Forms and Bulk Printing Services | Thailand | 09-Oct-2002 |