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Luxury 5-star Marriott hotel in prestigious Grosvenor Square offering elegant meeting spaces and event facilities in the heart of Mayfair.
The London Marriott Hotel Grosvenor Square is a distinguished 5-star property situated in one of London's most prestigious addresses in Mayfair. This elegant hotel offers sophisticated meeting and event spaces including the grand Ballroom accommodating up to 350 guests, plus multiple breakout rooms and boardrooms. Located just steps from Bond Street shopping and Hyde Park, the venue combines Georgian architectural charm with modern amenities. The hotel features state-of-the-art AV technology, dedicated event planning services, and luxury accommodations for overnight delegates. Its prime Mayfair location provides easy access to Oxford Street, the West End, and major transport links.
This venue will soon include AI-enhanced arrival information, travel insights and attendee feedback via Smart Event Journeys™, powered by Jigsaw Conferences.
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Indicative budget only — based on a typical day-delegate event (175 guests at £45–£85 per head). Final pricing depends on date, F&B, AV, accommodation and rate negotiation. Submit a brief for a tailored quote.
| Room Name | Area (m²) | Theatre | Boardroom | U-Shape | Classroom | Details |
|---|---|---|---|---|---|---|
Grand Ballroom | 232 | 200 | 50 | 60 | 120 | |
Hanover Room | 84 | 70 | 24 | 28 | 40 | |
Berkeley Room | 56 | 45 | 18 | 20 | 25 | |
Mayfair Boardroom | 35 | 25 | 14 | 16 | 15 |
4 meeting rooms available • Total capacity: up to 200 people
Professional Hotel space
Full catering service available
Bond Street Underground (Central, Jubilee lines) 2-minute walk; Oxford Circus Underground 5-minute walk; Marble Arch Underground 8-minute walk; Multiple bus routes on Oxford Street; Heathrow Express to Paddington then direct tube connection; London City Airport 45 minutes by taxi
✓ On-site parking available
Valet parking service available. Limited on-site spaces. NCP car parks within 5-minute walk on Cavendish Square and Oxford Street.
14 days minimum notice
10-13 Grosvenor Square
Mayfair
W1K 6JP, United Kingdom
10-13 Grosvenor Square, Mayfair, London, W1K 6JP









A: Up to 350 guests for reception style events, 280 for dinner, 250 theatre style, 80 boardroom style
A: Comprehensive AV equipment including projectors, screens, sound systems, and wireless presentation technology
A: Full catering services with international and British cuisine options, dietary requirements accommodated
A: Valet parking available, limited on-site spaces, nearby public parking options
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