- IONTEK LTDDisolved- 12289934 - Dissolved on 25 April 2023 
- IONISS LTDDisolved- 12668486 - Dissolved on 4 March 2025 
- IONAS MM LTDActive - Proposal to Strike off- 09871817 - Incorporated on 13 November 2015 
- IONA NW (SLP) LP- SL024158 - Incorporated on 8 December 2015 
- IONIUM LTDDisolved- 11020336 - Dissolved on 27 May 2025 
- HEMP-ION LTDActive - Proposal to Strike off- 11043097 - Incorporated on 1 November 2017 
- IONGHE LTDActive - Proposal to Strike off- 11076522 - Incorporated on 22 November 2017 
- RAUL ION LTDActive - Proposal to Strike off- 11659274 - Incorporated on 5 November 2018 
- IONA WSC LLP- OC435672 - Incorporated on 23 February 2021 
- IONA DSU LTDDisolved- 12973150 - Dissolved on 29 March 2022 
- ION DALE LTD- 15878086 - Incorporated on 5 August 2024 
- IONYZE LTD- 16097349 - Incorporated on 24 November 2024 
- IONIST LTD- 16537522 - Incorporated on 24 June 2025 
- CONROYDS LIMITEDDisolved- 07362093 - Dissolved on 29 August 2023 
- MICADANT PLCLiquidation- 03346014 - Incorporated on 1 April 1997 
- KNUCKLEDOWN THEATRE LIMITED- 09229940 - Incorporated on 22 September 2014 
- ITFA LIMITED- 11700443 - Incorporated on 28 November 2018 
- ENVIRO PPE LTDDisolved- 13248784 - Dissolved on 19 July 2022 
- MER CONSTRUCTION LIMITEDDisolved- 13273817 - Dissolved on 1 April 2025 
- IONA EI (SLP) LP- SL009379 - Incorporated on 4 August 2011