- JK DUNCAN LTDActive - Proposal to Strike off- SC390960 - Incorporated on 5 January 2011 
- SM DUNCAN LTDDisolved- 13899927 - Dissolved on 8 July 2025 
- YY DUNCAN LTDDisolved- 13709763 - Dissolved on 2 April 2024 
- ES DUNCAN LTDActive - Proposal to Strike off- 14058949 - Incorporated on 21 April 2022 
- PJ & DUNCAN LTD- 15799364 - Incorporated on 24 June 2024 
- DLP DERIVATIVES LLPActive - Proposal to Strike off- OC354152 - Incorporated on 15 April 2010 
- MR & MRS O LTD.Active - Proposal to Strike off- SC217464 - Incorporated on 29 March 2001 
- MR & MRS W LTD- 08480767 - Incorporated on 9 April 2013 
- MR&MRS LTDActive - Proposal to Strike off- 10922002 - Incorporated on 18 August 2017 
- MR. & MRS. P LTD- 14381139 - Incorporated on 27 September 2022 
- MR&MRS LTDDisolved- 14548151 - Dissolved on 21 May 2024 
- MR MRG LTDDisolved- 14226733 - Dissolved on 19 December 2023 
- MR&MRS B.A.D LTDDisolved- 15544690 - Dissolved on 4 February 2025 
- DUNCANS LTD- 13317845 - Incorporated on 7 April 2021 
- EK DUNCAN LTDDisolved- 13739478 - Dissolved on 15 April 2025 
- MR & MRS S LTDActive - Proposal to Strike off- 12290244 - Incorporated on 30 October 2019 
- DUNCAN AERO (2013) LIMITEDActive - Proposal to Strike off- NI615676 - Incorporated on 27 November 2012 
- CHECKERS INVENTORIES LTDActive - Proposal to Strike off- SC383979 - Incorporated on 19 August 2010 
- KEN DUNCAN LTD- SC364445 - Incorporated on 24 August 2009 
- J DUNCAN PHB LTD- SC544521 - Incorporated on 5 September 2016