Any conference or meeting can be arranged at our @Siam restaurant, the room can be set up with full light and sound system, also Wi-Fi access point is available throughout the room.
| Room | Size | Sqm. | Height | Theatre | Class room | Buffet | U-Shape | Cocktail |
| @Siam (without stage) | 8 x 17 | 136 | 4 | 90 | 50 | 60 | 38 | 100 |
| @Siam (with stage) | 70 | 40 | 40 | - | 70 |
