- M G DOUGLAS LTD- 11586409 - Incorporated on 25 September 2018 
- DOUGLAS 101 LTD- 07308790 - Incorporated on 8 July 2010 
- J B DOUGLAS LTD.Active - Proposal to Strike off- SC512116 - Incorporated on 3 August 2015 
- L & H DOUGLAS LTDDisolved- 14297614 - Dissolved on 21 November 2023 
- RICHARD RICHARD LIMITEDDisolved- 13998117 - Dissolved on 12 September 2023 
- ALLAN KING LTD- 06150233 - Incorporated on 9 March 2007 
- ALLAN ALTY A0569 LTDDissolved- 04916096 - Dissolved on 20 August 2019 
- ALAN & ALLAN LTD- SC516091 - Incorporated on 22 September 2015 
- ALLANVAL LTDDissolved- 10911166 - Dissolved on 3 September 2019 
- ALLAN RAIL LTDDisolved- 14677811 - Dissolved on 23 July 2024 
- KANE ALLAN LTD- 15153319 - Incorporated on 21 September 2023 
- ROSE ALLAN LTD- 15835558 - Incorporated on 12 July 2024 
- DOUGLAS AGRI LTD- 11207936 - Incorporated on 15 February 2018 
- THE MR AND MRS EMPIRE LTD- 15603811 - Incorporated on 29 March 2024 
- P R DOUGLAS LTDDisolved- 08986078 - Dissolved on 9 May 2023 
- C.S.DOUGLAS LTDDisolved- 12384614 - Dissolved on 13 July 2021 
- R.J. DOUGLAS LTDActive - Proposal to Strike off- 07691489 - Incorporated on 4 July 2011 
- L & H DOUGLAS LTD- 09202694 - Incorporated on 3 September 2014 
- DOUGLAS & SON- SL000035 - Incorporated on 19 October 1982 
- B DOUGLAS LTD- SC799336 - Incorporated on 16 February 2024