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Trade shows in London 2026

There are 3 trade shows in London with a 2026 edition and a public sponsor or exhibitor list or published sponsorship prices. The biggest is Big Data LDN 2026, with 13 companies listed.

All events 4Trade shows 1
11 companies listed at these events
Industry
Cybersecurity1
London
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2026, Next 90 days
Timing
Any timeUpcoming1Next 90 days1
Year
Any year20261
Size
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Trade shows
All events4Trade shows1

Trade shows: 100 or more exhibitors, or an expo floor on the organizer’s own description.

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Most companies listedSoonest firstMost new companiesMost companies returningCheapest packageBiggest top package
#ConferenceIndustryCompaniesNewReturningPackages from
1
1. Black Hat
Dec 7–10, 2026 · London, United Kingdom
Cybersecurity11companies92%returning

Companies: sponsors and exhibitors on each event’s current edition, read from its own directory, sponsor page or prospectus. New: not listed at the previous edition. Returning: share of the previous edition’s companies listed again.

Key facts

Across the 3 trade shows in London 2026.

Trade shows31 upcoming
Companies listed24across their current editions
Biggest13Big Data LDN

Questions

What are the biggest trade shows in London with a 2026 edition?

By companies listed at their current edition: Big Data LDN (13), Black Hat (11), London Venture Capital Summit (0).