- ALASTAIR ELGEY LIMITEDDissolved- 06525384 - Dissolved on 12 July 2011 
- ALASTAIR CHRISTIE LIMITED- 08266958 - Incorporated on 24 October 2012 
- ALASTAIR OXBERRY LIMITED- 12306376 - Incorporated on 8 November 2019 
- ALASTAIR CRAGG LIMITED- 11370175 - Incorporated on 18 May 2018 
- ALASTAIR MARTINE LTDDisolved- 12396977 - Dissolved on 13 July 2021 
- ALASTAIR MCARTHUR LTDDisolved- 10486868 - Dissolved on 10 October 2023 
- ALASTAIR MEIKLEJON LTD- 11877330 - Incorporated on 12 March 2019 
- ALASTAIR DODD LIMITED- 12072702 - Incorporated on 27 June 2019 
- ALASTAIR MCKENZIE LIMITEDDisolved- SC676929 - Dissolved on 8 March 2022 
- ALASTAIR YULE LIMITEDDisolved- 13388986 - Dissolved on 27 June 2023 
- ALASTAIR D FORROW LTD.Dissolved- SC261359 - Dissolved on 15 January 2019 
- ALASTAIR DEACON LTD- 09657454 - Incorporated on 25 June 2015 
- ALASTAIR MCKENZIE LTDActive - Proposal to Strike off- 10155063 - Incorporated on 29 April 2016 
- ALASTAIR CARS LIMITED- 07751736 - Incorporated on 24 August 2011 
- ALASTAIR FINDLAY LIMITEDDissolved- SC399369 - Dissolved on 11 May 2012 
- ALASTAIR BONNETT LIMITEDActive - Proposal to Strike off- 08264023 - Incorporated on 23 October 2012 
- ALASTAIR YOUNG LIMITED- 08592922 - Incorporated on 1 July 2013 
- ALASTAIR BOLS LIMITED- 08766123 - Incorporated on 7 November 2013 
- ALASTAIR HOUSE LIMITED- 08898751 - Incorporated on 17 February 2014 
- ALASTAIR HUMPHREYS LTD- 10659090 - Incorporated on 8 March 2017