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The Theatre at

Royal Institution Venue

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Our spacious & beautifully refurbished theatre is perfect for a whole spectrum of events. The auditorium itself is ideal for conferences, forums, seminars & screening events housing up to 420 guests.

Fully equipped with AV, the theatre includes a full range PA system, projector, screen, laptop, combination of 10 microphones, audio recording, basic stage lighting, lectern & panel furniture, two comfort monitors, laser pointer/clicker and a dedicated technician for the duration of the event. We can also offer a dedicated internet line for live streaming.


  • Wifi
  • Air Conditioning
  • AV Technician
  • Brand new AV
  • Branding opportunities
  • Disabled Access
  • First Floor
  • Induction Loop
  • Intimate setting
  • Wifi
  • 9 event spaces available to hire
  • Contemporary spaces
  • Event enhancements available including in-house science demonstrations & history tours
  • Famous raked amphitheatre
  • Georgian architecture
  • Historic & Inspiring
  • Nestled in the heart of Mayfair

 Food And Drink

  • Professional Kitchen


  • 420 Theatre


  • Art Exhibitions
  • Pop-Ups
  • Promoters
  • Ticketed events
  • Amplified Events
  • Own Music/ DJ Equipment
  • 18th Birthday Parties
  • 21st Birthday Parties
  • Weddings
  • Events with Alcohol


  • 235m2 (2530ft2)
  • Ceiling height 9.4m (31ft)
  • Disabled Access
  • 21 Albemarle Street
  • Mayfair
  • London
  • W1S 4BS

More about 

The Royal Institution is a unique & prestigious venue located in the heart of Mayfair. Housing nine remarkable event spaces which boast a variety of graceful Georgian features alongside contemporary design; the Ri offers a 420-seat auditorium with further spaces ideal for presentations, private dining, seminars and receptions. All revenue from our venue hire is donated back into our charity.

Working with our in-house catering supplier, Searcys, we have created a range of innovative and delicious menus to suit all occasions with a focus on providing modern, British & sustainable hospitality.

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