Top 10 Conference Venues in London: Find the Best Picks

Are you looking for the perfect conference venue in London that ticks all the boxes? Choosing the right conference venue can make or break your event. It's not just about booking a place—it's about ensuring the space matches your event’s goals, enhances the attendee experience, and facilitates seamless networking. 

With the meeting and conference industry set to grow significantly—66% of event professionals are planning to increase their budgets in 2025—the competition for the best venues is getting fiercer.

But here's the challenge: Picking a venue that doesn’t align with your needs can result in overcrowded spaces, tech failures, and even frustrated attendees. That’s why, in this post, we’ll guide you through the best conference venues in London, helping you select the ideal space for a smooth, successful event. Keep reading to find out how to elevate your next event with the perfect venue.

What to Look for in a Conference Venue?

A well-chosen venue can streamline logistics, boost attendee satisfaction, and enhance the overall event. To ensure you select a venue that supports your goals and meets the needs of your attendees, here are the most important factors to consider:

• Location and Accessibility: Choose a central venue with easy access to transport and parking, ensuring attendees can reach it with ease and focus on the event.
• Venue Capacity and Layout: Ensure the venue fits your expected crowd and offers flexible spaces for networking, breakout sessions, and main events.
• Technology and Facilities: Check for modern AV systems, reliable Wi-Fi, and any necessary tech tools like live streaming or interactive displays.
• Budget and Pricing: Stick to your budget without compromising essential services like AV, catering, and security. Look for value based on your event’s needs.
• Catering and Accommodation: Opt for venues with great catering and nearby accommodations, especially for multi-day events, to ensure a smooth experience.

Now that we've explored what to look for in a conference venue, let's dive into the top contenders in London.

Top 10 Conference Venues in London

London offers a range of exceptional venues, each with its own unique charm and capabilities. Here, we’ve rounded up the top 10 venues that stand out for their facilities, location, and overall experience. Let’s dive into the best spots to host your next conference in London.

1. InterContinental London – The O2

InterContinental London—The O2 brings modern elegance to the heart of Greenwich Peninsula, offering a polished setting tailor-made for high-calibre events. With its sweeping riverside views and seamless design, the venue creates an impressive first impression while delivering the functionality required for serious business. 

Address

• 1 Waterview Drive, Greenwich Peninsula, London, SE10 0TW

Connectivity

• 7-minute walk to North Greenwich Underground Station (Jubilee Line)
• Complimentary shuttle to/from North Greenwich Station
• Easy access to London’s West End, Canary Wharf, London City Airport, and Docklands via Underground, DLR, Thames Clippers & Emirates Cable Car
• Westcombe Park Station – 4 min drive
• London City Airport – Approx. 31 min drive

Capacity

• Ballroom: Over 3,000 delegates (pillar-free)
• Additional meeting spaces: 18 versatile rooms of varying sizes

Amenities

• 5 restaurants and bars (including a panoramic 18th-floor sky bar)
• 453 luxury rooms and suites
• Spa with eight treatment rooms, indoor pool, relaxation area, and 24-hour gym
• 240 on-site parking spaces (with more available at nearby O2 car parks)

2. ExCeL London

Set on the historic Royal Victoria Dock, ExCeL London is a powerhouse venue that thrives on scale and flexibility. Whether you're planning a major international convention, a product launch, or a high-impact corporate showcase, this venue adapts to fit. With purpose-built conference suites, blank canvas halls, and fully integrated facilities, it’s made to handle complex events with ease. 

Address

• 1 Western Gateway, Royal Victoria Dock, London, E16 1XL

Connectivity

• 0.9 miles from London City Airport
• Direct connections via Elizabeth Line, DLR, and Underground
• Easy access to Eurostar and major London airports
• Walking distance to 13 hotels (2,700+ rooms)
• Excellent onward links by train, taxi, subway, and shuttle services
  
  

Capacity

• Seated: 80 to 4,500
• Standing: Up to 68,750
• Spaces like the Platinum Suite accommodate 500–1,000 delegates

Amenities

• Onsite catering and restaurants
• Business center, AV capabilities, video conferencing, VIP services
• Outdoor, private, and semi-private event spaces
• Wheelchair accessible
• Nearby spa/salon and watersports activities

3. Convene 155 Bishopsgate, Liverpool Street

Set in the heart of the City of London and just a two-minute walk from Liverpool Street Station, Convene 155 Bishopsgate is one of the area’s most stylish and expansive conference venues. Its standout feature is a striking five-screen “wall of screens” in the main Broadgate Forum, which delivers immediate visual impact. Clever room architecture, mood-adjustable lighting, and private dining options create a seamless, elevated guest experience.

‍Address

• 155 Bishopsgate, Liverpool Street, London, EC2M 3YD

Connectivity

• 2-minute walk from Liverpool Street Station (Central, Circle, Elizabeth, Hammersmith & City, Metropolitan lines)
• Served by several major bus routes (including 8, 26, 35, 47, 78, 135, 149, 242, 388)
• Nearby NCP car parking at Finsbury Square (EC2A 1AD)
• 7 miles from London City Airport

Capacity

• Floor 1: Up to 600 theatre-style
• Floor 2: Up to 475 guests
• Full buyout: Over 1,000 guests total
• Set-ups include Theatre (600), Cabaret (350), Classroom (260)

Amenities

• 12 flexible meeting rooms
• Five-screen immersive display
• Adjustable coffer lighting
• In-room A/V tech with on-site support team
• Fully customisable branding space
• Wheelchair accessible

4. Queen Elizabeth II Conference Centre (QEII Centre)

Right in the heart of Westminster and steps away from iconic landmarks like the Houses of Parliament and Westminster Abbey, the Queen Elizabeth II Centre is one of London’s largest purpose-built conference venues. Known for its prestige and functionality, the QEII Centre offers 23 versatile spaces across multiple floors — perfect for events ranging from intimate board meetings to large international conferences.

Address

• Broad Sanctuary, Westminster, London SW1P 3EE

Connectivity

• Close to Westminster and St. James’s Park stations
• Easy access to major rail and underground lines
• Centrally located for London airports and key city landmarks

Capacity

• Seated: 12–1,300 (per room)
• Total delegate capacity: Up to 2,500
• 23 meeting and event spaces

Amenities

• High-speed Wi-Fi and fully integrated AV services
• Webcasting and online conference capability
• In-house AV support (Interface)
• Premium catering by Leith’s
• Air-conditioned spaces
• Wheelchair accessible

5. Hilton London Metropole

Positioned in the heart of central London, Hilton London Metropole is one of Europe’s premier conference hotels, designed to meet the demands of major business events, conventions, and exhibitions. With expansive, flexible meeting facilities and proximity to key business districts and transport links, it’s an exceptional choice for event planners looking for both scale and convenience. 

‍Address

• 225 Edgware Road, London, W2 1JU

Connectivity

• Just 20 minutes from Heathrow Airport via Heathrow Express at Paddington
• 10-minute walk to Oxford Street
• Direct underground access to Westfield Shopping Centre
• Multiple bus, tube, and rail links within walking distance

Capacity

• Up to 3,000 attendees
• 1,500+ for main events; 38 meeting rooms in total

Amenities

• Over 4,000 sq. meters of pillar-free, customizable event space
• 1,059 modern guest rooms
• Executive Lounge with complimentary breakfast & refreshments
• Heated indoor pool and beauty salon
• High-speed WiFi available 
• On-site business center
• Dining and bar options 

6. Olympia London

With nearly 140 years of legacy behind it, Olympia London stands out as one of the most established and inspiring venues for conferences and large-scale events in the city. Its distinctive Victorian architecture, coupled with modern, adaptable event spaces, makes it a top choice for organizers looking to combine grandeur with flexibility. From high-profile trade shows to cultural performances and industry conferences, Olympia London continues to set the stage for unforgettable experiences.

‍Address

• Hammersmith Road, Kensington, London, W14 8UX

Connectivity

• Just a 25-minute drive from Heathrow Airport
• A 2-minute walk from Kensington (Olympia) station
• Direct access via five Underground lines and Overground services
• Located near major cultural landmarks and shopping at Kensington High Street

Capacity

• 4,000–10,000 attendees across seven connected spaces

Amenities

• Seven versatile, interlinked event spaces
• Historic Grade II-listed architecture with modern infrastructure
• Close proximity to parks, galleries, and dining options
• Surrounded by vibrant neighborhoods like Hammersmith and Fulham

7. The Brewery

Once home to the historic Whitbread Brewery, The Brewery is now a standout venue in the heart of the City of London. It blends historic character with modern amenities, offering versatile event spaces for everything from boardroom meetings to large corporate conferences. The iconic Porter Tun room accommodates up to 1,000 standing guests, making it a go-to choice for major business events.

‍Address

• 52 Chiswell Street, London EC1Y 4SD

Connectivity

• Central location in the City of London
• Close to the Barbican Centre and Liverpool Street
• Approx. 7 miles from London City Airport

Capacity

• Standing: Up to 1,000
• Seated: 50–700
• Meeting rooms: 6

Amenities

• AV-equipped event spaces
• Flexible room configurations
• High-speed internet
• Onsite catering and licensed bar service
• Wheelchair accessible

8. The Mermaid London

Set on the banks of the Thames, The Mermaid London offers a range of flexible meeting spaces with stunning views of the river. This versatile venue features nine event rooms, including a tiered Auditorium for up to 600 seated guests, perfect for conferences, exhibitions, and corporate events. Its unique combination of a historic setting with modern amenities makes it an excellent choice for events of all sizes. 

‍Address

• Puddle Dock, London, EC4V 3DB

Connectivity

• Located next to Blackfriars station
• Approx. 7.5 miles from London Heathrow Airport

Capacity

• Standing: Up to 2,000
• Seated: Up to 600
• Meeting rooms: 12

Amenities

• AV-equipped event spaces
• High-speed internet (up to 1000 Mbps)
• Onsite catering and licensed bar service
• Wheelchair accessible
• Onsite AV staff available

9. The Barbican Centre

One of the largest conference venues in Europe, The Barbican Centre is a striking Brutalist landmark in the heart of London. With theatres, cinemas, boardrooms, and the lush tropical Conservatory, the Barbican is designed for both large-scale impact and intimate experiences. Sustainability is also a core focus, with numerous green initiatives and accolades to its name.

‍Address

• Silk Street, London EC2Y 8DS

Connectivity

• Excellent public transport links via Barbican, Moorgate, and Liverpool Street stations
• Approx. 8.4 miles from London Heathrow Airport

Capacity

• Standing: Up to 1,949
• Seated: Up to 1,943
• Meeting rooms: 13 main spaces, including theatres, auditoriums, and boardrooms

Amenities

• Barbican Hall, with world-class acoustics
• Onsite catering and hospitality packages
• Conservatory and garden room for private dining
• High-spec AV capabilities and cinema-style auditoriums
• Wheelchair accessible
• Sustainable venue with AIM Gold accreditation and green spaces, including a lakeside terrace and conservatory

10. De Vere Grand Connaught Rooms

A landmark in London’s West End, De Vere Grand Connaught Rooms is a Grade II*-listed venue with a rich history and stunning art deco interiors. It offers 37 flexible event spaces ideal for conferences, meetings, training sessions, and receptions. High ceilings, ornate chandeliers, natural light, and a rooftop terrace add character to this centrally located venue.

‍Address

• 61–65 Great Queen Street, Covent Garden, London WC2B 5DA

Connectivity

• Five minutes from Holborn and Covent Garden stations
• 30 minutes by taxi or foot from King’s Cross, St Pancras, and Euston
• Approx. 16.5 miles from Heathrow Airport

Capacity

• Standing: Up to 1,500
• Seated: Up to 750 theatre-style in Grand Hall
• Meeting rooms: 37 event spaces

Amenities

• Grade II*-listed architecture with art deco interiors
• High-speed Wi-Fi (1 Gb bandwidth)
• Onsite catering and restaurant
• AV-equipped boardrooms with an in-house support team
• Wheelchair accessible
• Outdoor rooftop terrace for receptions
• Video conferencing and business center

After exploring these fantastic venues, it's time to consider the unique aspects that make a venue the perfect fit for your event.

How to Choose the Right Conference Venue for Your Event?

The right event venue should complement the experience you're creating, not just house it. Here are some unique factors to consider when choosing the perfect conference venue:

• Event Type and Atmosphere: Consider the atmosphere your event needs. Is it formal and professional, or more relaxed and creative? Choose a venue that matches the tone of your event and aligns with your brand or theme.
• Accessibility for Attendees: Consider your audience's specific needs. Will some attendees require accessibility features like ramps or elevators? Ensure the venue is inclusive and caters to all guests.
• Flexibility in Space Usage: Look for venues that offer adaptable spaces that can grow or shrink depending on your event's size or structure. This flexibility is crucial for hosting everything from workshops to keynote sessions.
• Green and Sustainable Practices: Sustainability is more important than ever. Check if the venue has eco-friendly practices in place, like energy-efficient lighting, waste reduction policies, or the use of sustainable materials.
• On-Site Support and Services: A venue that provides dedicated event staff, technical support, and on-site coordinators can make all the difference in keeping things running smoothly. Ensure that you’ll have the help you need during the event.
• Ambiance and Design: The venue's aesthetics play a key role in setting the tone for your event. Look for venues with modern designs or unique features that will enhance your event and leave a lasting impression on attendees.

Enhance Your Event Experience with fielddrive

Planning a conference in London doesn’t end with choosing the right venue. To ensure your event is truly successful, consider some additional tips. From arranging accommodations nearby for out-of-town attendees to organizing seamless transport options, every detail matters. Also, don’t forget about creating opportunities for networking and engagement—whether through breakout sessions, lounge areas, or interactive experiences. These thoughtful touches can elevate your event from good to great by organizers.

When it comes to event management, fielddrive is here to help. With a strong focus on enhancing attendee experiences and streamlining event logistics, fielddrive offers advanced on-site solutions that make your conference run smoothly.

Key features of fielddrive:

• Facial Recognition for fast, secure check-ins.
• Touchless Check-in to ensure safety and efficiency.
• On-demand Badge Printing for a seamless registration experience.
• Real-time Analytics to track attendee engagement and event performance.
• Lead Retrieval app to maximize networking opportunities for exhibitors.

Book a demo with fielddrive today and see how our innovative solutions can transform your conference into a memorable experience.