Best conference spaces in London

Discover the most outstanding venues for corporate events and meetings in the British capital. This guide explores a variety of options, from intimate boardrooms to large auditoriums, ideal for any size of conference or seminar. Find spaces with excellent central locations, quality catering, and modern technology to ensure the success of your next professional event. Compare prices, capacities, and read user reviews to make the best decision for your company. Simplify your conference planning with this curated selection of top available spaces.

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  1. 1

    QEII Centre (Westminster, London)

    116 Global Votes

    As one of London's largest dedicated conference centres, the QEII Centre offers extensive capacity and cutting-edge AV facilities. Its central Westminster location and government-grade support systems are crucial for international gatherings.

  2. 2

    ExCeL London (Royal Docks, London)

    88 Global Votes

    ExCeL London is the city's largest exhibition and conference centre, renowned for its versatile spaces and capacity for major events. Its excellent transport links, including the Elizabeth Line, make it highly accessible for large-scale gatherings.

  3. 3

    InterContinental London – The O2 (Greenwich, London)

    46 Global Votes

    Featuring one of Europe's largest hotel conference spaces, the Arora Ballroom, this venue can seat up to 3,000 theatre-style. It is perfect for large-scale conferences and awards ceremonies requiring a luxurious setting.

  4. 4

    Park Plaza Westminster Bridge (Westminster, London)

    43 Global Votes

    Combining over 1,000 bedrooms with a ballroom for 1,400 delegates, this venue offers comprehensive facilities for large events. Its prime location between Waterloo and Westminster stations ensures excellent transport connectivity.

  5. 5

    The Tower Suite at The Tower Hotel by Thistle (St Katharine's & Wapping, London)

    41 Global Votes

    Reopening in 2026 after extensive refurbishment, The Tower Suite offers a modern, versatile space with stunning views of Tower Bridge. Its contemporary design and capacity for up to 550 guests make it ideal for various corporate events.

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  7. 6

    ICC at Olympia (West Kensington, London)

    25 Global Votes

    Opening in 2026, the ICC at Olympia is a new, purpose-built space designed for modern events with a focus on flow, natural light, and robust tech. It is anticipated to significantly enhance the experience of managing large conferences.

  8. 7

    Pillar Hall at Olympia (West Kensington, London)

    1 Global Votes

    Opening in Spring 2026, Pillar Hall is a major new addition to Olympia's redevelopment, blending historic architecture with modern event infrastructure. It promises a unique blend of heritage and contemporary facilities for various events.

  9. 8

    Convene Sancroft, St. Paul's (City of London, London)

    0 Global Votes

    Opened in May 2024, Convene Sancroft features the largest single above-ground meeting room in the City of London. Its advanced in-room A/V technology and spacious design make it a top choice for large corporate events.

  10. 9

    IET London: Savoy Place (Westminster, London)

    0 Global Votes

    This award-winning venue offers 18 versatile event spaces with state-of-the-art AV facilities and an in-house team. Its commitment to sustainability and stunning River Thames views make it a distinguished choice for various events.

  11. 10

    Runway East Tottenham Court Road (Tottenham Court Road, London)

    0 Global Votes

    Opening in June 2026, this flexible, design-led space offers a relaxed, non-corporate feel, ideal for networking events and team offsites. Its focus on communal areas fosters a productive yet informal atmosphere.

  12. 11

    Maslow's Kensington (Kensington, London)

    0 Global Votes

    Opening in Spring 2026, Maslow's Kensington is a new members' house designed around wellbeing and balance. Its calm, light-filled spaces are perfect for intimate talks, leadership sessions, and brand conversations prioritizing atmosphere.