- FARRELL BROS LTDActive - Proposal to Strike off- SC535350 - Incorporated on 13 May 2016 
- FARRELL TECH LTDDisolved- 14077399 - Dissolved on 3 October 2023 
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- 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 
- DUNCANFX LTDActive - Proposal to Strike off- 12027778 - Incorporated on 3 June 2019 
- EMLEC LTDDisolved- 08794994 - Dissolved on 13 July 2021 
- DUNCAN INS LTD- 11792116 - Incorporated on 28 January 2019 
- CHASE FARRELL LTDDissolved- 03741552 - Dissolved on 30 April 2013 
- O'FARRELL LIMITED- 02404724 - Incorporated on 17 July 1989 
- L FARRELL LIMITEDActive - Proposal to Strike off- 07159573 - Incorporated on 16 February 2010 
- TRACY FARRELL LTDDissolved- 07406458 - Dissolved on 2 October 2018 
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- FARRELL GROUP LTD- NI664305 - Incorporated on 11 September 2019 
- DUNCAN S ORR LTDDissolved- SC234925 - Dissolved on 24 May 2016 
- DUNCAN INC LTDLiquidation- SC502040 - Incorporated on 31 March 2015 
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