Grosvenor House, A JW Marriott Hotel

Floor Plans & Capacity Chart

The large Ballroom

The large Ballroom

Floor Plans

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Capacity Chart

An overview of our event spaces View Capacity Chart

Planning Tools

Planning Guide & Tools
Use our online tools & guide to start planning your event.
Step-by-Step Guide to Meeting Planning 

Expert Tools 

Room Set-up Examples

Grosvenor House, A JW Marriott® Hotel

Park Lane London, W1K7TN United Kingdom

  • Phone:  44 207 499 6363
  • Fax :  44 207 6299337
  • Sales:  44 207 399 8075

The Spencer Suite

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Reservations by Phone

To make reservations by phone, dial freephone 0800 221 222 in the UK, 1 800 409 929 in Ireland, or view our regional telephone reservation numbers.

Schedule a Meeting or Event

Send your requirements to our expert planners for more information on pricing and room availability.

Search for meeting locations

Contact us for Assistance



For meetings in the UK and Ireland, call us at +44 (0) 1582 434188

For meetings outside the UK and Ireland, call us at +44 (0) 20 7591 1303 or contact the nearest Global Sales Office.

For wedding information in the UK and Ireland contact the hotel directly at:
44-207-399 8075

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