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Conference Rooms

Bright, historic venue space in the heart of Westminster. Booking through us helps empower women and transform lives.

Enquire now!

Click here to submit your enquiry

Alternatively, call us on: 
0207 222 5533

Choose Mary Sumner House to enjoy a versatile venue space, period-style rooms in a historic setting, excellent customer service and the knowledge that you are empowering women and transforming their lives.

All profits from the hiring of our rooms goes towards our programmes which have supported communities worldwide for over 100 years. Registered UK charities are offered a 10% hire discount.

With a selection of 9 beautiful rooms and a conference hall to choose from, we have something suitable for every occasion. Not only will you receive high quality customer service and value for money; booking a room through us for your next meeting, workshop, training course or event goes towards the work of our charity. We provide flexibly catering options as well as giving you the freedom to bring in your preferred caterers. The rooms are fitted with audio-visual equipment for seamless hybrid meetings or events.

Mary Sumner House 

Conference Hall

Conference Hall

Mary Sumner Room

Mary Sumner Room

Prince William Suite

Emmeline Pankhurst Suite

Princess Helena Room

Mary Slessor Room

Princess Beatrice Room

Sarojini Naidu Room

Princess Eugenie Room

Malala Room

Princess Victoria Room

Rosa Parks Room

Princess Elizabeth Room

Wangari Maathai Room

Princess Alexandra Room

Maya Angelou Room

Princess Mary Room

Queen Elizabeth II Room




We have been fortunate to use Mothers’ Union’s conference room facilities on a number of occasions. Amenities of this size, quality and cost are so very difficult to come by.

Getting Here

Mary Sumner House is in a prime central London location near Parliament Square and Westminster Abbey. There are excellent transport links and it is a short walk from Victoria, Westminster and St James' tube stations as well as Charing Cross, Waterloo and Victoria train stations. 


Disabled Access

Mary Sumner House offers assisted wheelchair access (Access Category 2) and access for delegates with mobility issues (Access Category 3) by way of the following:

- Ramp from street level into the building
- Lift* to access Lower Ground, Ground, 1st & 2nd Floors for meeting rooms and disabled access toilet on the 4th Floor
- Stair lift for wheelchair users to access the Conference Hall in the Lower Ground
- Disabled access toilet in the Ladies Toilets on the 2nd Floor
- Unisex disabled access toilet on the 4th Floor

* - Lift Dimensions:  1.20m (W) x 85cm (D)
     Doorway is 75cm wide



Mary Sumner House offers a selection of equipment in addition to our venue hire.

Click here to download our venue hire and equipment fees brochure



We offer tea/coffee/biscuits/water in our smaller rooms, but not in the Conference Hall.  Please contact us at: to discuss your refreshment requirements.

MSH Location Map


Situated in the heart of Westminster, Mary Sumner House is ideally located between Westminster, St. James's Park, Victoria and Pimlico tube stations.

Click here for a map