- IAIN WEBSTER LIMITED- NI035480 - Incorporated on 19 January 1999 
- IAIN MORGAN LIMITEDActive - Proposal to Strike off- 06336869 - Incorporated on 8 August 2007 
- IAIN MENMUIR LIMITEDActive - Proposal to Strike off- SC475094 - Incorporated on 11 April 2014 
- IAIN RAMSEY LIMITED- 08628364 - Incorporated on 29 July 2013 
- IAIN MICHIE LIMITEDDisolved- SC357556 - Dissolved on 7 June 2022 
- IAIN MILLER LIMITEDActive - Proposal to Strike off- SC393642 - Incorporated on 16 February 2011 
- IAIN LITTLE LIMITED- 10073473 - Incorporated on 21 March 2016 
- IAIN PATTERSON LIMITED- NI648837 - Incorporated on 23 October 2017 
- IAIN MACRAE LIMITED- 11085747 - Incorporated on 28 November 2017 
- IAIN BRACEGIRDLE LTD- 11978934 - Incorporated on 3 May 2019 
- IAIN LOWE RIGGING LTDDissolved- 06173964 - Dissolved on 24 July 2012 
- IAINSPIGS LIMITED- 08401305 - Incorporated on 13 February 2013 
- INNKEEPER IAINY LTDActive - Proposal to Strike off- 12494162 - Incorporated on 3 March 2020 
- IAIN GIFT COMPANY LTDActive - Proposal to Strike off- 09926773 - Incorporated on 22 December 2015 
- MR & MRS SEW 'N' SEW LTD.- 07606830 - Incorporated on 18 April 2011 
- MR&MRS CLEAN LTDDisolved- 13755600 - Dissolved on 16 May 2023 
- MR&MRS STORE LTD- 16474263 - Incorporated on 27 May 2025 
- IAIN WATT HAULAGE LTD.- SC247556 - Incorporated on 9 April 2003 
- IAIN RAE SERVICES LTDDisolved- SC602450 - Dissolved on 3 August 2021 
- IAIN MEARNS LIMITEDDisolved- SC627873 - Dissolved on 4 January 2022