- MR MICHAELS FLORISTS LIMITED- SC253722 - Incorporated on 4 August 2003 
- MR LEIGH MICHAEL CLANCY LIMITEDDisolved- 13178147 - Dissolved on 12 July 2022 
- COLQUHOUN'S 1928 LIMITEDDissolved- SC346034 - Dissolved on 26 November 2015 
- MR STEPHEN MICHAEL MCCORMACK LIMITEDDisolved- 13809026 - Dissolved on 25 February 2025 
- MR. MICHAEL C QUAYE MEDICO-LEGAL LTD- 15776391 - Incorporated on 13 June 2024 
- ROSS COLQUHOUN MOTORS LIMITED- SC252767 - Incorporated on 15 July 2003 
- THE VILLAGE REST LIMITED- SC047057 - Incorporated on 20 November 1969 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- MR & MR LTD- 16489396 - Incorporated on 2 June 2025 
- COLQUHOUN PIPEFITTING & WELDING LTDDisolved- 12674421 - Dissolved on 14 December 2021 
- COLQUHOUN HUMAN CAPITAL LTDDisolved- 10671594 - Dissolved on 17 January 2023 
- CLAN COLQUHOUN INTERNATIONAL SOCIETYDisolved- SC559834 - Dissolved on 28 September 2021 
- COLQUHOUN PM SERVICES LTD- 15032041 - Incorporated on 27 July 2023 
- MR MR LTDActive - Proposal to Strike off- 15533685 - Incorporated on 1 March 2024 
- COLQUHOUN PROPERTY INVESTMENT LTD- 12471506 - Incorporated on 19 February 2020 
- COLQUHOUN PROPERTY GROUP LTD- 15736319 - Incorporated on 23 May 2024 
- MR MICHAEL BAILY FLETCHER ROAD LIMITED- 09204251 - Incorporated on 4 September 2014 
- MR MICHAEL ANTHONY MEE-BISHOP LIMITEDDisolved- 13868863 - Dissolved on 27 June 2023 
- MR&MRS B'S LTDDissolved- 10677155 - Dissolved on 20 August 2019