- IRELFEA LTDDisolved- 13510129 - Dissolved on 30 July 2024 
- IREN BALO LTDDisolved- 13996255 - Dissolved on 29 August 2023 
- IRENDCO LTDregistered- OE020382 - Incorporated on 31 January 2023 
- IRENATE LTD- 15057680 - Incorporated on 8 August 2023 
- IRETECH LTDDisolved- 15409547 - Dissolved on 17 June 2025 
- U G B IRELAND LTD- NI716304 - Incorporated on 28 May 2024 
- IRESOFT LTD- 16137451 - Incorporated on 16 December 2024 
- IREPAIR LTDActive - Proposal to Strike off- 07900968 - Incorporated on 9 January 2012 
- A J IRELAND LTD.- SC242666 - Incorporated on 21 January 2003 
- MY IREMIT LTD- 07869443 - Incorporated on 2 December 2011 
- IRELAND LTDDissolved- 07795876 - Dissolved on 7 April 2015 
- C S I (IRELAND) LTD- NI032776 - Incorporated on 5 August 1997 
- IREGULA LTDActive - Proposal to Strike off- 09118805 - Incorporated on 7 July 2014 
- IRENTER LTDActive - Proposal to Strike off- SC602022 - Incorporated on 9 July 2018 
- IREIBUS LTD- 13501203 - Incorporated on 8 July 2021 
- IRENCA ST LTDActive - Proposal to Strike off- 10697649 - Incorporated on 29 March 2017 
- J G IRELAND LTDActive - Proposal to Strike off- 11195227 - Incorporated on 8 February 2018 
- IRESTIC LTDActive - Proposal to Strike off- 11245270 - Incorporated on 9 March 2018 
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- IRESCO UK LTD- 15682600 - Incorporated on 26 April 2024