| Newcourt Pensions Limited | | 2023 |
| Newcourt Retirement Fund Managers Limited | | 2023 |
| NMU Europe | | 2023 |
| Norgil Associates Ireland Ltd | | 2025 |
| Northstandard EU Designated Activity Company | | 2019 |
| O.P.M. (NI) Ltd | | 2006 |
| OIL and GAS International Treasury Services Unlimited Company - UK Tax Registration | | 2019 |
| Onate Designated Activity Company | | 2025 |
| Onbuy (EU) Limited | | 2024 |
| One Driver App Holdings Limited | | 2022 |
| Orbico Sportstyle Unlimited Company | | 2023 |
| Outlier Games | | 2024 |
| Outmin Limited | | 2022 |
| P&B Foods Investments (Ireland) Limited | | 2022 |
| P.E.Q. Holdings Limited | | 2023 |
| Parkshot Limited Partnership | | 2023 |
| Partner Reinsurance Europe SE | | 2014 |
| Partner Reinsurance Europe SE | | 2023 |
| Partnerre Ireland Insurance DAC | | 2013 |
| PAT O'Donnell & Company | | 1973 |
| Patrizia Paneuropean Property Limited Partnership | | 2002 |
| Paypal Limited | | 2020 |
| Peter Deegan Pension Scheme | | 2023 |
| PIE Money Holdings Limited | | 2023 |
| Pitstophealth Limited | | 2023 |
| Planlife Trustee Services Limited | | 2023 |
| POND5 Media Ireland Limited | | 2018 |
| Practice Administration Technologies Limited | | 2022 |
| Priority Construction Limited | | 2014 |
| Pro Rugby Championship LP | | 2019 |
| Probus Europe UK Branch | | 2025 |
| Pulse B2B Market Edinburgh | | 2021 |
| Q House Trading Ltd | | 2024 |
| Quantmatix Limited | | 2023 |
| Rainbow Telecom Ireland Limited | | 2018 |
| RDC Rural Development Company Designated Activity Company | | 2017 |
| Red Flag Consulting Limited | | 2021 |
| Refunk Upcycling Limited | | 2022 |
| Repositioned Pharmaceuticals Limited | | 2021 |
| Retirement Asset Holdings Designated Activity Company | | 2023 |
| Ringston Investments Limited | | 2023 |
| Riskcortex Limited | | 2025 |
| Rolls Royce (Ireland) | | 2002 |
| Ross Estates Company Unlimited Company | | 2023 |
| Ross Rentals Limited | | 2023 |
| RSA Overseas Holdings (NO. 1) Unlimited Company | | 2003 |
| Rural Renaissance (Ireland) Limited | | 2024 |
| Saffron Hill Apartments Limited | | 2023 |
| Sage Management Services Unlimited Company | | 2023 |
| Saint Martino Limited | | 2023 |
| Sandshine Unlimited Company | | 2023 |
| SAS Crew Services Limited | | 2024 |
| Securispeed N.I. | | 2012 |
| Sekem Solutions Ireland Limited | | 2021 |
| Senegal Limited | | 2023 |
| Sensient Finance Ireland Designated Activity Company | | 2022 |
| SGS Management Services Limited | | 2022 |
| Shape Underwriting Ireland Limited | | 2010 |
| Shareline UK | | 2020 |
| Signature Trustee Services Limited | | 2023 |
| Spangles Limited | | 2023 |
| Sparkpage Limited | | 2014 |
| SRL Investments Ltd | | 2023 |
| Standard Club Management (Europe) Limited | | 2019 |
| Standard Life International Designated Activity Company | | 2023 |
| Stateca Designated Activity Company | | 2010 |
| Surgacoll Technologies Limited | | 2011 |
| Susquehanna International Securities Limited | | 2024 |
| Tacenda UKI Limited | | 2020 |
| Taly Subscriptions | | 2021 |
| Tarp Diessel Ireland Limited | | 2022 |
| Techrete Holdings Limited | | 2023 |
| THE Cortex Recruitment Group Limited | | 2024 |
| THE Governor and Company of the Bank of Ireland | | 2023 |
| THE John Glennon Pension Fund | | 2023 |
| THE Mentholatum Company (Ireland) Limited | | 2022 |
| THE Sacred Heart Missionary Education Trust Company Limited by Guarantee | | 2024 |
| TLG Studios Europe Limited | | 2016 |
| Torbet Laboratories Ireland Limited | | 2022 |
| Tourism Ireland CLG | | 2023 |
| Tourism Ireland Ltd | | 2001 |
| Tribes Studio Gamimg Limited | | 2025 |
| Truck Dealers International Unlimited Company | | 2026 |
| Urban Office Design Limited | | 2023 |
| Usaa EU Designated Activity Company | | 2026 |
| Ventilation Surveys and Services Ireland Limited | | 2023 |
| Viking Finance (Ireland) Limited | | 2007 |
| Vstage Limited | | 2023 |
| Watertown Investments Limited | | 2023 |
| Westbrook Metals EU Limited | | 2021 |
| WET Room Materials | | 2015 |
| Willans Data Protection Services | | 2020 |
| Wisdomtree Ireland Limited | | 2018 |
| Woodwharf Properties Limited | | 2023 |
| Workwear Experts Limited | | 2016 |
| World Fuel Commodities Services (UK) | | 2017 |
| XL Catlin Services SE | | 2023 |
| Zonah Holdings Ltd. | | 2025 |