- PAUL MUIR LTD- 07649993 - Incorporated on 27 May 2011 
- MUIR WIND LTDDisolved- 12197739 - Dissolved on 22 October 2024 
- MUIREAR LTD- SC651482 - Incorporated on 14 January 2020 
- JOHN MUIR LTD- SC788661 - Incorporated on 8 November 2023 
- TEAM MUIR LTD.Disolved- 11561496 - Dissolved on 21 May 2024 
- MUIRESK LLP- OC347795 - Incorporated on 7 August 2009 
- MUIRDAIR 2 LP- SL013648 - Incorporated on 16 July 2013 
- 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 
- SPIRE LAKESIDE LIMITEDDisolved- 09740543 - Dissolved on 24 December 2024 
- CIARAN DARPHE ARGENT LTDActive - Proposal to Strike off- NI713542 - Incorporated on 8 April 2024 
- JAMES STEPHENS JEWELLERS LIMITED- 06763116 - Incorporated on 2 December 2008 
- 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