- LENNY LONDON LIMITEDDisolved- 10734737 - Dissolved on 21 January 2025 
- GE DUNCAN LTD- SC510491 - Incorporated on 9 July 2015 
- KH DUNCAN LTDDisolved- 11481434 - Dissolved on 21 January 2025 
- DUNCAN NZ LTDActive - Proposal to Strike off- 10293552 - Incorporated on 25 July 2016 
- DUNCAN ST LTD- 13897714 - Incorporated on 7 February 2022 
- CK DUNCAN LTDDisolved- NI681472 - Dissolved on 21 March 2023 
- FARRELLSOFT LTD.Dissolved- 04460505 - Dissolved on 9 August 2016 
- COLE & O'FARRELL LTDActive - Proposal to Strike off- 07224262 - Incorporated on 15 April 2010 
- FARRELLWALTON LTDActive - Proposal to Strike off- 09301539 - Incorporated on 7 November 2014 
- FARRELL-CARE LTDActive - Proposal to Strike off- 08944135 - Incorporated on 18 March 2014 
- FARRELLCARE247 LTD.Active - Proposal to Strike off- 09863054 - Incorporated on 9 November 2015 
- MR&MRS B'S LTDDissolved- 10677155 - Dissolved on 20 August 2019 
- MR&MRS LTDActive - Proposal to Strike off- 12389034 - Incorporated on 7 January 2020 
- WP DUNCAN LTDActive - Proposal to Strike off- 08106759 - Incorporated on 15 June 2012 
- 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