Company lists · Data verified August 2026
Top 10 AI and machine learning companies based in Athens, Greece
There are 40 AI and machine learning companies headquartered in Athens, Greece (RevenueBase, August 2026). RevenueBase tracks 203 professional contacts across them, including 59 with verified work emails and 7 with mobile numbers. Athens is the largest hub.
This list covers AI and machine learning companies headquartered in Athens, Greece, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.
The 10 largest AI and machine learning companies based in Athens, Greece
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Vaix A Sportradar Company | 15 |
| 2 |  helvia.ai | 21 |
| 3 |  Incelligent | 10 |
| 4 |  Heuristic Data | 7 |
| 5 |  Infili Technologies SA | 1 |
| 6 |  Hypercliq | 1 |
| 7 |  nospoon.ai | 1 |
| 8 |  Ai-Analytix | 1 |
| 9 |  Talos Analytics | 1 |
| 10 |  Emvelia Technologies | 1 |
Showing 10 of 40 AI and machine learning companies based in Athens, Greece
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AI and machine learning companies based in Athens, Greece at a glance
As of Aug 28, 2026Companies by employee count
AI and machine learning companies by metro in Greece
| Metro | Companies |
|---|---|
| AI and machine learning companies in Athens | 40 |
| AI and machine learning companies in Thessaloniki | 15 |
| AI and machine learning companies in Marousi | 4 |
| AI and machine learning companies in Greece | 2 |
| AI and machine learning companies in Piraeus | 1 |
| AI and machine learning companies in Kastoria | 1 |
| AI and machine learning companies in Patras | 1 |
How this list was built
- Source
- The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
- Inclusion
- Companies whose own business descriptions match “AI and machine learning companies”, with match quality audited by blind human judging, and headquartered in Athens, Greece.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
- Refresh
- Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.
Frequently asked
How many AI and machine learning companies are there based in Athens, Greece?
There are 40 AI and machine learning companies headquartered in Athens, Greece as of August 2026 (RevenueBase).
What is the largest company on this list?
Vaix A Sportradar Company, headquartered in Athens, tops this list with the largest team on record.
Which city has the most AI and machine learning companies?
Athens leads with 40 headquartered companies, followed by Thessaloniki (15) and Marousi (4).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 59 verified decision-maker contacts tracked across these 40 companies.
How current is this list?
The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.
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About this data
RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.
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