Market cap rankings ／ By region ／ Ireland
Ireland AI Compute Companies
Ireland · AI Compute Companies by Market Cap (October 31, 2026)
| # | Company | Market | Market cap | % of Ireland | Today | 30 days | Close | Segment |
|---|---|---|---|---|---|---|---|---|
| 1 |  Eaton ETN | US | $143.7B | 100.0% | -6.03% | 369.97 USD | Power Supply |
Ireland has 1 companies on the AI compute value-chain market-cap ranking, with a combined market cap of $143.7 billion ($143.7B) — 0.7% of the $20.84T tracked across the whole chain.
Eaton leads at $143.7B (100.0% of the country), with top-3 concentration at 100.0%. Its companies are concentrated in: Power Supply (100.0%).
"% of Ireland" is the company's share of that country's AI-compute market cap; the "Segment" column links to each segment ranking for cross-comparison.