Conferences in Athens

There are 5 conferences in Athens with a public sponsor or exhibitor list or published sponsorship prices. The biggest is XENIA 2026, with 50 companies listed.

All events 5 Trade shows 1

155 companies listed at these events

Industry

Developer2 Hospitality2

Athens

When

Timing

Upcoming4 Next 90 days3

Year

20264 20271

Size

Companies listed

50+ companies1

Prices

Sponsorship packages

Type

All events5 Trade shows1

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

Clear all

5 events

Most companies listed

Most companies listed Soonest first Most new companies Most companies returning Cheapest package Biggest top package

#	Conference	Industry	Companies
1	1. XENIA Nov 21–23, 2026 · Athens, Greece	Hospitality	50companies
2	2. Open Conf Nov 20–21, 2026 · Athens, Greece	Developer	47companies
3	3. Artoza Feb 26–Mar 1, 2027 · Athens, Greece	Hospitality	25companies
4	4. Posidonia Jun 5–9, 2026 · Athens, Greece		17companies
5	5. PyCon Greece Oct 12–13, 2026 · Athens, Greece	Developer	16companies

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 5 conferences in Athens.

Events54 upcoming

Companies listed155across their current editions

Trade shows1100+ exhibitors or an expo floor

Biggest50XENIA

Questions

What are the biggest conferences in Athens?

By companies listed at their current edition: XENIA (50), Open Conf (47), Artoza (25), Posidonia (17), PyCon Greece (16).

Which conferences in Athens are coming up next?

PyCon Greece (Oct 12–13, 2026, Athens); Open Conf (Nov 20–21, 2026, Athens); XENIA (Nov 21–23, 2026, Athens); Artoza (Feb 26–Mar 1, 2027, Athens).