- MUIRGEN LTDDisolved- 09395182 - Dissolved on 31 December 2024 
- MUIRCOM LTDDisolved- 11739699 - Dissolved on 10 August 2021 
- M.J.MUIR RAIL LTDDisolved- 10160959 - Dissolved on 2 August 2022 
- MATT MUIR LTD- 10387953 - Incorporated on 21 September 2016 
- EDEN MUIR LTD- SC647368 - Incorporated on 18 November 2019 
- MUIR CARE LTD- 14436274 - Incorporated on 21 October 2022 
- MUIRTON P.O. LTD- SC797630 - Incorporated on 2 February 2024 
- A & J MUIR LIMITED- 04620781 - Incorporated on 18 December 2002 
- A & A MUIR LIMITEDActive - Proposal to Strike off- SC420881 - Incorporated on 2 April 2012 
- T & A MUIR LIMITEDDisolved- SC357211 - Dissolved on 25 July 2023 
- R & A MUIR LIMITED- SC453438 - Incorporated on 28 June 2013 
- MUIR HOUSE LTDDissolved- 08494393 - Dissolved on 7 January 2014 
- MUIRSIDE LTDActive - Proposal to Strike off- 09225434 - Incorporated on 18 September 2014 
- MUIRCORP LTD- 11005818 - Incorporated on 10 October 2017 
- MUIRHALL WWS LLP- SO304722 - Incorporated on 31 December 2013 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- SAM & SAM LIMITEDActive - Proposal to Strike off- 04294225 - Incorporated on 26 September 2001 
- MUIR MAXWELL TRUST LIMITEDDisolved- SC264705 - Dissolved on 24 February 2022 
- MUIR WALKER & PRIDE LTD.- SC299309 - Incorporated on 22 March 2006