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- ET FARRELLY LTDDisolved- 14496593 - Dissolved on 30 April 2024 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- MR & MR LTD- 16489396 - Incorporated on 2 June 2025 
- SS DUNCAN LTD- SC398701 - Incorporated on 3 May 2011 
- MP DUNCAN LTDActive - Proposal to Strike off- 11438154 - Incorporated on 28 June 2018 
- MR MR LTDActive - Proposal to Strike off- 15533685 - Incorporated on 1 March 2024 
- FARRELL FINANCIAL LIMITED- 04618196 - Incorporated on 16 December 2002 
- MDL GATESHEAD LTDDisolved- 14711197 - Dissolved on 22 July 2025 
- DUNCAN RUGS LIMITEDDisolved- NI036656 - Dissolved on 11 May 2025 
- KEY BUSINESS SERVICES NORTH EAST LTDActive - Proposal to Strike off- 10901332 - Incorporated on 4 August 2017 
- EJ & DUNCAN LTDDisolved- 11474078 - Dissolved on 19 September 2023 
- DT DUNCAN LTDActive - Proposal to Strike off- 10291788 - Incorporated on 22 July 2016 
- JJ DUNCAN LTDDisolved- 11834394 - Dissolved on 15 October 2024 
- DR DUNCAN LTDActive - Proposal to Strike off- 11086211 - Incorporated on 28 November 2017 
- JR DUNCAN LTDActive - Proposal to Strike off- 11181374 - Incorporated on 1 February 2018 
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- DU DUNCAN LTDDisolved- 13745523 - Dissolved on 18 July 2023 
- EZ DUNCAN LTDDisolved- 13877673 - Dissolved on 16 January 2024 
- ON DUNCAN LTDDisolved- 13887270 - Dissolved on 1 July 2025