- JAMES SHANKS LIMITEDDissolved- SC175610 - Dissolved on 10 September 2010 
- DOUGLAS DDL LTDDisolved- 13055161 - Dissolved on 7 February 2023 
- DOUGLAS & KIN LTD- 15273630 - Incorporated on 9 November 2023 
- DOUGLAS ERP LTDActive - Proposal to Strike off- 06690462 - Incorporated on 5 September 2008 
- DOUGLAS FIR LTD- 09289460 - Incorporated on 31 October 2014 
- NEW DOUGLAS LTDActive - Proposal to Strike off- 09289371 - Incorporated on 31 October 2014 
- GWB DOUGLAS LTD- 11554198 - Incorporated on 5 September 2018 
- DANIEL & DANIEL ASSOCIATES LIMITED- 09402853 - Incorporated on 23 January 2015 
- DANIEL AND DANIEL LIMITEDDisolved- 09994787 - Dissolved on 19 July 2022 
- MR&MRSWEIR LTDDisolved- 14016379 - Dissolved on 2 August 2022 
- MR &MRS SCRUB LTDDisolved- 14150958 - Dissolved on 23 July 2024 
- MRS & MR LIMITED- 13803023 - Incorporated on 15 December 2021 
- DOUGLAS MANAGEMENT LIMITED- 01019775 - Incorporated on 4 August 1971 
- GYORR LTD- 11441762 - Incorporated on 29 June 2018 
- DND DOUGLAS LTDActive - Proposal to Strike off- 09564617 - Incorporated on 28 April 2015 
- ADAM DOUGLAS LP- SL023020 - Incorporated on 16 October 2015 
- CIH DOUGLAS LTDActive - Proposal to Strike off- SC539509 - Incorporated on 5 July 2016 
- ACO DOUGLAS LTD- 15095882 - Incorporated on 25 August 2023 
- MR AND MRS P HANLON GROUP LIMITED- 10092065 - Incorporated on 31 March 2016 
- DOUGLAS HAY LTDDisolved- 12295461 - Dissolved on 5 July 2022