Companies in Ireland with the highest profit margin
Net margin is net income divided by revenue. Only companies with at least $1 billion in revenue are ranked here: a small company can post an extreme margin that tells you nothing. Figures are for fiscal year 2025 and are read directly from each company's SEC filings; the source column on every row links to the document.
Only companies with at least $1bn in revenue are ranked.
Aercap Holdings (AER) tops the list with 44.0% in net margin for fiscal 2025, ahead of PDD Holdings (22.7%) and Aon (21.5%). Across the top 10, net margin ranges from 44.0% down to 11.0%. 17 companies in Ireland report net margin, 1.2% of the 1438-filer universe. The last place on the list, Cimpress, comes in at 0.4%.
| # | Company | Net margin | YoY | 15-year trend |
|---|---|---|---|---|
| 1 | Aercap HoldingsAERIEIndustrials | 44.0% | +67.8% | |
| 2 | PDD HoldingsPDDIETechnology | 22.7% | −20.6% | |
| 3 | AonAONIEFinancials | 21.5% | +27.2% | |
| 4 | AlkermesALKSIEHealthcare | 16.4% | −30.5% | |
| 5 | EatonETNIEIndustrials | 14.9% | −2.4% | |
| 6 | Johnson Controls InternationalJCIIEIndustrials | 13.9% | +87.8% | |
| 7 | Trane TechnologiesTTIETechnology | 13.7% | +5.7% | |
| 8 | MedtronicMDTIEHealthcare | 13.2% | −5.0% | |
| 9 | SterisSTEIEHealthcare | 13.2% | +17.1% | |
| 10 | AccentureACNIETechnology | 11.0% | −1.6% | |
| 11 | TE ConnectivityTELIEIndustrials | 10.7% | −47.0% | |
| 12 | CRH PublicCRHIEMaterials | 10.0% | +2.1% | |
| 13 | IconICLRIEHealthcare | 2.8% | −69.2% | |
| 14 | Smurfit WestRockSWIEMaterials | 2.2% | +48.4% | |
| 15 | James Hardie IndustriesJHXIEMaterials | 2.2% | −80.3% | |
| 16 | DoleDOLEIEConsumer staples | 0.6% | −62.2% | |
| 17 | CimpressCMPRIECommunication services | 0.4% | −91.7% |
All figures from SEC filings · FY2025 · 17
see sources
- Aercap Holdings 0001628280-26-007513 · Derived
- PDD Holdings 0001104659-26-050727 · Derived
- Aon 0001628280-26-008116 · Derived
- Alkermes 0001193125-26-143977 · Derived
- Eaton 0001551182-26-000007 · Derived
- Johnson Controls International 0000833444-25-000097 · Derived
- Trane Technologies 0001628280-26-026679 · Derived
- Medtronic 0001613103-26-000010 · Derived
- Steris 0001193125-26-267599 · Derived
- Accenture 0001467373-25-000217 · Derived
- TE Connectivity 0001104659-25-109150 · Derived
- CRH Public 0001628280-26-009043 · Derived
- Icon 0001628280-26-038487 · Derived
- Smurfit WestRock 0001628280-26-012555 · Derived
- James Hardie Industries 0001628280-26-046522 · Derived
- Dole 0001857475-26-000028 · Derived
- Cimpress 0001262976-26-000027 · Derived
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CompaniesRanked. (September 25, 2026). Companies in Ireland with the highest profit margin. CompaniesRanked. https://companiesranked.com/en/companies-with-the-highest-profit-margin-in-irelandBibTeX
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author = {{CompaniesRanked}},
title = {{Companies in Ireland with the highest profit margin}},
year = {2026},
howpublished = {\url{https://companiesranked.com/en/companies-with-the-highest-profit-margin-in-ireland}},
note = {Compiled from SEC EDGAR XBRL filings; data as of 2026-09-25},
urldate = {2026-09-25}
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