Grand Ballroom
232 m²- 200
- Theatre
- —
- Cabaret
- 50
- Boardroom
- 120
- Classroom
- 60
- U-Shape
- —
- Banquet
- —
- Reception
Meeting spaces at London Marriott Hotel Grosvenor Square
4 spaces · verified capacities by layout
Hanover Room
84 m²- 70
- Theatre
- —
- Cabaret
- 24
- Boardroom
- 40
- Classroom
- 28
- U-Shape
- —
- Banquet
- —
- Reception
Berkeley Room
56 m²- 45
- Theatre
- —
- Cabaret
- 18
- Boardroom
- 25
- Classroom
- 20
- U-Shape
- —
- Banquet
- —
- Reception
Mayfair Boardroom
35 m²- 25
- Theatre
- —
- Cabaret
- 14
- Boardroom
- 15
- Classroom
- 16
- U-Shape
- —
- Banquet
- —
- Reception