- DUFFIELD HOUSE LIMITEDregistered- OE026160 - Incorporated on 14 February 2023 
- DUFFIELD PROPERTY LIMITED- 16366183 - Incorporated on 4 April 2025 
- ANDREW DUFFIELD 6549 LTDActive - Proposal to Strike off- 10356232 - Incorporated on 2 September 2016 
- DUFFIELD GARAGE LTD- 15919019 - Incorporated on 27 August 2024 
- DUFFIELD MANAGEMENT LIMITEDDissolved- 06313787 - Dissolved on 25 March 2014 
- DUFFIELD HOLDINGS LTDActive - Proposal to Strike off- 10806566 - Incorporated on 7 June 2017 
- DUFFIELD CONTRACTING LIMITED- 11087741 - Incorporated on 29 November 2017 
- FASS (DUFFIELD) LIMITED- 14603552 - Incorporated on 19 January 2023 
- WM.C.DUFFIELD,LIMITED- 00473730 - Incorporated on 8 October 1949 
- KH DUFFIELD LIMITEDDisolved- 12200481 - Dissolved on 26 April 2022 
- DUFFIELD MANSON LIMITED- 10025199 - Incorporated on 25 February 2016 
- DUFFIELD SERVICES LTD- 12376106 - Incorporated on 23 December 2019 
- DUFFIELD HARRISON LLP- OC304381 - Incorporated on 7 April 2003 
- GREG DUFFIELD LIMITED- 05053193 - Incorporated on 24 February 2004 
- DUFFIELD HOMES LIMITEDDisolved- 09666771 - Dissolved on 12 May 2025 
- DUFFIELD CLINICAL LTDDisolved- 09081152 - Dissolved on 9 November 2021 
- DUFFIELD PRODUCTIONS LIMITED- 11125161 - Incorporated on 27 December 2017 
- DUFFIELD ELECTRICS LTDDisolved- 13739687 - Dissolved on 23 April 2024 
- DUFFIELD ESTATES LTD- 12945574 - Incorporated on 12 October 2020 
- DUFFIELD DEVELOPMENTS LIMITED- 13350692 - Incorporated on 22 April 2021