- IAIN LAW LIMITED- SC656547 - Incorporated on 5 March 2020 
- IAIN G DON LIMITED- 13296930 - Incorporated on 28 March 2021 
- IAINSRIGGING LTDDisolved- SC736930 - Dissolved on 5 December 2023 
- IAINCLIFFORD LTDDisolved- 14593956 - Dissolved on 1 July 2025 
- IAIN MCBRIDE LTDDisolved- SC716076 - Dissolved on 16 May 2023 
- IAIN GREGORY LTD- 16268677 - Incorporated on 21 February 2025 
- MR MR LTDActive - Proposal to Strike off- 15533685 - Incorporated on 1 March 2024 
- MACFARLANE & MUIR LTD.- SC197318 - Incorporated on 17 June 1999 
- NEIL M MACFARLANE LTD- 15391026 - Incorporated on 5 January 2024 
- MACFARLANE ARBORICULTURE LIMITED- SC366255 - Incorporated on 29 September 2009 
- ECHELON ASSOCIATES LTDActive - Proposal to Strike off- 05170722 - Incorporated on 5 July 2004 
- SPEY LIMITEDLiquidation- 05357399 - Incorporated on 8 February 2005 
- DR MACFARLANE ASSOCIATES LIMITED- 10136194 - Incorporated on 20 April 2016 
- ROSE MACFARLANE LTD- 08904537 - Incorporated on 20 February 2014 
- LUKE ALEXANDER IAIN MACFARLANE CHISHOLM- Born November 1992 - SUMMIT HOUSE 4-5 MITCHELL STREET, EDINBURGH, SCOTLAND, EH6 7BD 
- MACFARLANE THIRSK LIMITED- 00345892 - Incorporated on 4 November 1938 
- WALLIS MACFARLANE LTDActive - Proposal to Strike off- 04821442 - Incorporated on 4 July 2003 
- MACFARLANE MEDIA LIMITED- 07046179 - Incorporated on 16 October 2009 
- F.M.S.E. MACFARLANE LIMITED- SC253335 - Incorporated on 28 July 2003 
- MACFARLANE CREATIVE LIMITEDDisolved- SC375188 - Dissolved on 26 July 2022