Montcalm Mayfair, Autograph Collection

Montcalm Mayfair, Autograph Collection is a London hotel in Mayfair with nine event spaces and a maximum capacity of 450, alongside 151 on-site guest rooms for delegates staying overnight. The clean lines and balanced composition of the interiors give the spaces a composed, unfussy character that lets the programme take centre stage. The Grand Ballroom spans 362 m² and seats up to 450 in a theatre layout, while the Park Lane Suite offers a more contained 126 m² for gatherings of up to 192. On-site facilities include AV equipment, flatscreen display screens, high-speed internet, air conditioning, breakout rooms and onsite catering, giving planners a practical foundation without relying on external suppliers. Marble Arch Underground Station is a four-minute walk, Bond Street a thirteen-minute walk, and London City Airport is reachable in around 48 minutes by car. Hyde Park is a 16-minute walk away, and Buckingham Palace is approximately eight minutes by car.