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The Millennium Hotel Mayfair is a distinguished 4-star property located on the prestigious Grosvenor Square in London's exclusive Mayfair district. This elegant hotel combines classic British sophistication with modern amenities, featuring beautifully appointed guest rooms and versatile event spaces. The hotel offers several meeting rooms and function spaces that can accommodate events from intimate boardroom meetings to larger conferences and social gatherings for up to 350 delegates. Located moments from Bond Street shopping, Hyde Park, and major business districts, the hotel provides an ideal setting for both corporate events and leisure stays. Facilities include state-of-the-art audiovisual equipment, complimentary WiFi throughout, and dedicated event planning services.
Best suited for
Why book with us?



| Space | Theatre | Cabaret | Boardroom | Classroom | U-shape | Banquet | Reception |
|---|---|---|---|---|---|---|---|
| Boardroom | 20 | — | 14 | 16 | 12 | — | — |
| Function Suite | 200 | — | 50 | 100 | 45 | — | — |
| Private Dining Room | 60 | — | 24 | 30 | 20 | — | — |
Day delegate rate from the venue’s published pricing. Exact quotes confirmed on your proposal.
Includes: Room hire, Basic AV.
Half day, full day and evening rates available on request.
Bespoke menus and exclusive-use packages for private events.
Meeting room rates available on request. Day delegate packages and residential packages available. Pricing varies by season and availability.
Request exact pricing →Dietary options catered for
Always confirm specific access requirements with our team — we check on your behalf.
44 Grosvenor Square, London, W1K 2HP, United Kingdom
Every score below is computed from verified platform data — never marketing copy.
Millennium Hotel Mayfair is a verified hotel in London, hosting up to 350 guests, with day delegate rates from £150. Its genome scores highest for Corporate, Hybrid Ready, Networking. Verified on-site: wi-fi, av & production, food & catering, bedrooms. Best suited to corporate conferences and board meetings.
Best for: corporate conferences and board meetings, hybrid and streamed events, receptions and networking events.
Sustainability credentials are not yet evidenced in the profile data.
Up to 350 guests for banquet style, 280 theatre style, 150 classroom style
Comprehensive AV package including projectors, sound system, and technical support available
Full catering services with extensive menu options, dietary requirements accommodated
Valet parking available, limited on-site spaces, nearby public parking options
The Millennium Hotel Mayfair is a distinguished 4-star property located on the prestigious Grosvenor Square in London's exclusive Mayfair district. This elegant hotel combines classic British sophistication with modern amenities, featuring beautifully appointed guest rooms and versatile event spaces. The hotel offers several meeting rooms and function spaces that can accommodate events from intimate boardroom meetings to larger conferences and social gatherings for up to 350 delegates. Located moments from Bond Street shopping, Hyde Park, and major business districts, the hotel provides an ideal setting for both corporate events and leisure stays. Facilities include state-of-the-art audiovisual equipment, complimentary WiFi throughout, and dedicated event planning services.
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