Behind the handsome Edwardian façade of redbrick and Portland stone is the headquarters of London’s leading authority on all aspects of mechanical engineering. One Birdcage Walk, home of the Institution of Mechanical Engineers offers you meeting and event spaces located in the heart of Westminster overlooking St James’s Park, just minutes from the Houses of Parliament and Horse Guards Parade. Our event spaces are ideal for lectures, meetings, away days and training courses as well as drinks receptions and dinners. From coffee breaks to fine dining, our in-house caterers Ampersand offer excellent service and a range of delicious menus. Your audio visual requirements are fully supported by our in-house AV technicians and complimentary Wifi access is available throughout.

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Rooms in the One Birdcage Walk

Education Room

Long Tables 26 Standing 40 Standing 24

The Education Room, one of our larger more informal rooms is perfect for training sessions, group work or meetings. The Education room is along the same corridor as the Energy, Transport and Environment rooms making them ideal spaces for meetings with breakout sessions.

Frank Whittle Room

Standing 16 Standing 18

One of the larger heritage rooms, the Frank Whittle room can be used for meetings for up to 18 people or as a lunch or breakout room when booked in conjunction with the Manufacturing room.

Transport Room

Standing 20

The Transport Room is perfect for training sessions, group work or meetings. This room also interconnects with the Environment and Energy rooms providing flexible and functional spaces for your event.

Lecture Theatre

Standing 210

The Lecture Theatre is fully modernised and comes equipped with specialist audio-visual technology and tiered seating for up to 210 people. A purpose built top table for six presenters and lectern with microphones makes it ideal for conferences, announcements and product launches.
Hire of the Lecture Theatre also includes exclusive use of the Marble Hall and Gallery for registration, refreshments and standing buffets and a dedicated technician for the duration of your event.


Standing 60 Standing 60 Standing 48

The Manufacturing room, situated at the front of the building on the first floor has abundant natural light and views across St James’s Park. Being one of the largest rooms, the Manufacturing room is flexible and can be arranged to suit a variety of needs, from breakfast presentations to training courses or as a syndicate room for larger conferences.

Joseph Whitworth Room

Standing 8

The Joseph Whitworth room is situated on the ground floor and enjoys natural light and an excellent location. Along the impressive Presidential corridor it is ideal for smaller meetings or as breakout space for larger events.

Marble Hall and Gallery

Standing 210 Standing 81

The Marble Hall & adjoining Gallery adds a superior elegance to registration and refreshments for events held in the Lecture Theatre. Located on the lower ground floor, the unique Venetian palazzo styled Marble Hall and the adjoining Gallery is also a perfect space for evening receptions and dinners when it can be hired separately from the Lecture Theatre.

Frederick Lanchester Room

Standing 8

The Frederick Lanchester room is a boardroom ideally sized for smaller business meetings.

Environment Room

The Environment room is located on the lower ground floor at the front of the building. It is ideal for boardroom style meetings and can also be used in conjunction with the both the Energy and Transport rooms through interconnecting doors.

Council Room

Standing 40 Standing 45 Standing 36 Standing 24 Standing 30

Our Edwardian styled oak panelled Council Room offers natural light and is located on the second floor. This impressive room is ideal for meetings, presentations and dinners