| Symbol | Name | Country | Exchange |
|---|---|---|---|
| PEXNY | PTT Exploration and Production Public Company Limited | US | OTC |
| TOIPF | Thai Oil Public Company Limited | US | OTC |
| PTT | PTT Public Company Limited | TH | BK |
| PTTGC | PTT Global Chemical Public Company Limited | TH | BK |
| SPRC | Star Petroleum Refining Co Ltd | TH | BK |
| TOP | Thai Oil Public Company Limited | TH | BK |
| TOP-R | Thai Oil Public Company Limited | TH | BK |
| UAC | UAC Global Public Company Limited | TH | BK |