Book a room

Tell us what you’re planning, and we’ll come back to you with availability, pricing, and recommendations for the right space.

Mary Sumner House has eight meeting rooms and a Conference Hall, each suited to a different kind of event, from a six-person meeting to a 120-seat conference. Room hire starts from £220 per session. No VAT is charged on room hire, and a charitable discount is available for registered UK charities.

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Get in touch

If you’d prefer to talk it through first or arrange to see the rooms before deciding, call us on 0207 222 5533 or email conference@mothersunion.org.

Mary Sumner House
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