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Compare proposals and book your ideal event spaceMontcalm Mayfair, Autograph Collection





About us
Location: Centrally located around the corner from Portman Square, a short walk from Oxford Street, Hyde Park, and Marble Arch Underground Station.Accommodation: 151 elegant rooms, including three signature suites, blending contemporary comfort with classic design.Event Spaces:- Grand Ballroom: Accommodates up to 320 guests.- Bloom Private Dining Room: Ideal for intimate events of up to 14 guests.- All spaces equipped with state-of-the-art technology.Dining: Lilli by Akira Back restaurant offering a variety of international and locally inspired dishes, complemented by a stylish bar.Sustainability: Commitment to eco-conscious operations with sustainable amenities and local partnerships, working towards Green Key and B Corp certifications.Service Excellence: Combines refined luxury with impeccable attention to detail for both leisure and business travellers.
Venue Details
Industry Ratings
Awards
Amenities
- Concierge services
- Laundry service
- Luggage storage
- Room service
- View (urban)
- Voicemail box
- Onsite catering
- Onsite restaurant
- Onsite security
- Outside caterers allowed
- Pet friendly
- Rental car service
- Wheelchair accessible
- AV capabilities
- Video conference
- VIP services
- Health club
- Indoor pool
- Spa or salon
- Whirlpool
- Airport shuttle
- Bus
- Subway
- Taxi
- Train
- Dance floor
- Loading dock
- AV equipment
- High speed internet
- Onsite AV staff
- Concierge services
- Laundry service
- Luggage storage
- Room service
- View (urban)
- Voicemail box
- Onsite catering
- Onsite restaurant
- Onsite security
- Outside caterers allowed
- Pet friendly
- Rental car service
- Wheelchair accessible
- AV capabilities
- Video conference
- VIP services
Need dates
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Seasonal Availability
Do you want to know if your event is during the high or low season? Check the season availability for this hotel.Meeting rooms
Meeting rooms

Meeting space
Name | Room size | Maximum capacity | U-Shape | Banquet rounds | Theater | Classroom | Boardroom |
|---|---|---|---|---|---|---|---|
1,216 sq. ft. - | - | - | - | - | - | - | |
3,900 sq. ft. 75 x 52 sq. ft. | 450 | - | 350 | 450 | 250 | - | |
936 sq. ft. 52 x 18 sq. ft. | 144 | 45 | 80 | 144 | 80 | 50 | |
1,352 sq. ft. 52 x 26 sq. ft. | 192 | 50 | 120 | 192 | 108 | 60 | |
1,300 sq. ft. 52 x 25 sq. ft. | 144 | 45 | 80 | 144 | 81 | 50 | |
400 sq. ft. 20 x 20 sq. ft. | 30 | 15 | 30 | 30 | 20 | 16 | |
1,055 sq. ft. - | 80 | - | 80 | - | - | - | |
969 sq. ft. - | - | - | - | - | - | - | |
285 sq. ft. 19 x 15 sq. ft. | 30 | - | 22 | 30 | - | 16 |
Guest rooms
Location
Getting Here
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Additional Information
Facility Restrictions
Age Restriction: Guests under the age of 18 are not permitted to check in without being accompanied by an adult. Pet Policy: Only dogs are allowed on the hotel premises. Please inform the hotel in advance if you plan to bring your dog. Non-Smoking Policy: All areas within the hotel are strictly non-smoking. Ballroom Sound System: External sound systems are not permitted in the Ballroom. Alcohol Policy: Personal alcohol is not allowed at hotel events unless prior arrangements are made with the events team. Relevant corkage fees will apply.
Cancellation Policy
24 Hours
Additional details
Montcalm Mayfair is a 151-room luxurious five-star hotel located in the heart of London's prestigious Mayfair district. Following a comprehensive two-year renovation, the hotel reopened in April 2025, introducing a refined concept known as Sensitive Luxury. This approach harmoniously blends historical architecture with modern design, emphasizing sustainability and social impact.
Montcalm Mayfair, Autograph Collection Frequently Asked Questions
Explore frequently asked questions from the Montcalm Mayfair, Autograph Collection regarding Health and Safety, Sustainability, and Diversity and Inclusion
Sustainable Practices
Diversity and Inclusion
Health and Safety
Please explain, if applicable, the carbon offsetting options you offer to corporations.
NA
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to sustainability and social impact goals and initiatives.
Vera Bruntink - vera.bruntink@montcalmcollection.com
Has your hotel taken steps to reduce single-use plastics, such as removing plastic straws (except upon request for guests with disabilities), stirrers and cotton buds? If yes, please provide detail as to the steps you have taken to reduce single use plastics?
Eliminated single use plastics almost completely.
Does your hotel generate (onsite) or purchase (offsite) renewable energy (beyond your utility's standard offerings)? If yes, please describe your practices for generating or purchasing renewable energy.
Starting July 2025, we will be purchasing a 100% renewable energy contract
Does your hotel engage in activities to protect & restore the natural environment in which it is located (i.e. trees planted, coral reef restored, etc.)?
Yes
Will your hotel be imposing any additional fees for cleaning services? If yes, please specify those fees.
No
Are specific cleaning/disinfection routines in place for pillows, duvets and their covers, headboard, bathrobe etc.? If yes, please describe.
Post each check-out the standard cleaning procedure is followed.
Please include a link to your public report on community impact if applicable.
Please provide any other comments you wish to make regarding your efforts/initiatives to obtain certification in these programs.
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to diversity, equity, and inclusion.
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