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- A K DUNCAN (2008) LTD- 06659970 - Incorporated on 30 July 2008 
- DUNCAN 121 LTDDissolved- 06768273 - Dissolved on 20 July 2010 
- FINLEY CARPENTRY LIMITED- 11763863 - Incorporated on 14 January 2019 
- FINLEY CONSULTANCY LIMITED- 11796154 - Incorporated on 29 January 2019 
- FINLEY & PARTNERS LIMITED- 12570575 - Incorporated on 23 April 2020 
- FINLEY BATHROOMS LTD- 11321195 - Incorporated on 20 April 2018 
- FINLEY CONSTRUCTION LTDDissolved- 05955590 - Dissolved on 21 June 2011 
- FINLEY DEVELOPMENTS LTDActive - Proposal to Strike off- 03601018 - Incorporated on 20 July 1998 
- FINLEY GRANT LIMITED- 08691078 - Incorporated on 16 September 2013 
- FINLEY FILMS LIMITED- 10465518 - Incorporated on 7 November 2016 
- FINLEY ENGINEERING LIMITEDActive - Proposal to Strike off- 10922829 - Incorporated on 18 August 2017 
- FINLEY PROPERTIES LTD- 13148184 - Incorporated on 20 January 2021 
- VELOCITY ELECTRICAL SURREY LTD- 13064923 - Incorporated on 6 December 2020 
- G S DUNCAN LTD.- SC253809 - Incorporated on 5 August 2003 
- P J DUNCAN LTDDissolved- 06332194 - Dissolved on 28 October 2014 
- G A DUNCAN LTD- SC558621 - Incorporated on 24 February 2017 
- R.J DUNCAN LTD- 11177731 - Incorporated on 30 January 2018 
- C&G DUNCAN LTD- 12970681 - Incorporated on 23 October 2020 
- T J DUNCAN LTD- 13181341 - Incorporated on 5 February 2021