Niche event · AI & data
Big Data LDN 2027
- Dates
- 22–23 Sept 2027
- Where
- Olympia London, London, United Kingdom
- Attendees
- Not published
- Exhibitors
- 154
- 2026 directory count
- Tickets
- Not published
- Format
- In person
Organized by RX (Reed Exhibitions) · Official site · Checked 22 Oct 2026 against the organizer's pages · Sources
What it is
Big Data LDN is a two-day UK conference and exhibition on data, analytics and AI, held at Olympia London. It combines an exhibition with a seminar programme in several conference theatres that is free to attend. The organizer describes it as the UK's leading data, analytics and AI event.
Who attends
Data, business and IT delegates who run data projects and want to compare tools with vendors and consultants, per the organizer FAQ. The organizer tells exhibitors they meet data decision-makers and budget holders. Admission is for professional and business visitors.
Who exhibits
A sample from the official 2026 exhibitor list. 154 exhibitors in total.
- Databricks
- Google Cloud
- Datadog
- Cloudera
- Collibra
- Fivetran + dbt Labs
- ClickHouse
- Boomi
- BMC Software
- Domo
- Dremio
- Atlan
- Glean
- JetBrains
- Aiven
- Beyond this sampleGet the exhibitor and attendee list →
Official lists: Exhibitors Speakers
Big Data LDN: common questions
When and where is Big Data LDN 2027?
Big Data LDN 2027 runs 22–23 Sept 2027 in London, United Kingdom, at Olympia London.
How much does Big Data LDN cost?
- Visitor registration: price not published, the site shows a register-your-interest form
- Seminars in the conference theatres: free, first come first served
- On-site registration: may carry a supplemental fee of GBP 39 per the admissions policy
Who attends Big Data LDN?
Data, business and IT delegates who run data projects and want to compare tools with vendors and consultants, per the organizer FAQ. The organizer tells exhibitors they meet data decision-makers and budget holders. Admission is for professional and business visitors.
Is there an exhibitor list for Big Data LDN?
Yes. The organizer publishes the exhibitor list on RX event site. 154 exhibitors in the 2026 exhibitor directory (organizer site, checked 22 October 2026). The home page counter says 130+ exhibitors, 16 theatres, 250+ sessions and 400+ speakers with no edition stated.
Can I get the attendee list for Big Data LDN?
Organizers rarely publish one. EarlyHall builds it from public sources: exhibitor and speaker pages and social posts, plus the event app when you give us access. Each person is tagged with their role at the event and the source we found them in, and a listing is never presented as confirmed attendance. Lists start at $349 per event.
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Book the coffee before you book the flight.
Within 3 business days, we send back 10 Big Data LDN attendees who fit your offer, with the reason each one qualifies.