- DUNCAN S ORR LTDDissolved- SC234925 - Dissolved on 24 May 2016 
- DUNCAN INC LTDLiquidation- SC502040 - Incorporated on 31 March 2015 
- DUNCANHB LTDDisolved- 15458877 - Dissolved on 15 July 2025 
- DUNCAN FAM LTD- 15945721 - Incorporated on 9 September 2024 
- BISHBUSH LTDDisolved- 09752083 - Dissolved on 30 May 2023 
- KENYON COURT PROPERTIES LIMITED- 04553195 - Incorporated on 3 October 2002 
- L DUNCAN LIMITEDActive - Proposal to Strike off- 05547683 - Incorporated on 26 August 2005 
- IAN JO LTDActive - Proposal to Strike off- 09566882 - Incorporated on 29 April 2015 
- IAN HA LTD- NI703054 - Incorporated on 12 October 2023 
- UNIQUE REBELS UNION LTD- 07799711 - Incorporated on 6 October 2011 
- LYN DUNCAN LTDActive - Proposal to Strike off- SC414003 - Incorporated on 6 January 2012 
- DUNCAN PLACE- CS003217 - Incorporated on 25 January 2018 
- MAX DUNCAN LTD- 12123518 - Incorporated on 26 July 2019 
- DUNCANMC 123 LTD- 12083731 - Incorporated on 3 July 2019 
- TEASEL DUNCANActive - Proposal to Strike off- 07625451 - Incorporated on 6 May 2011 
- DUNCAN TABORSActive - Proposal to Strike off- 07630110 - Incorporated on 11 May 2011 
- DUNCAN VANTAGE- 16495252 - Incorporated on 4 June 2025 
- ROBERT DUNCAN- SL002970 - Incorporated on 12 February 1997 
- IAN GRAY LIMITED- 07592938 - Incorporated on 5 April 2011 
- IMPERIUM PRR LIMITEDDisolved- 14718818 - Dissolved on 22 April 2025