- Alan, Mr. DRUMMOND- Born June 1954 - Unit 15 Westlink Belbins Business Park, Cupernham Lane, Romsey, Hampshire, England, SO51 7JF 
- John Alan, Mr. MAYNE- Born June 1966 - 19 St. Helier Close, Crawley, West Sussex, United Kingdom, RH11 9PU 
- DUFFY FIXES LTDDisolved- 14579403 - Dissolved on 11 June 2024 
- DUFFY & KEATS LTD- 14930370 - Incorporated on 12 June 2023 
- JAMIE DUFFY LTD- 15602288 - Incorporated on 29 March 2024 
- A.R. DUFFY LIMITED- 07260055 - Incorporated on 20 May 2010 
- R A DUFFY LIMITEDDisolved- 07920956 - Dissolved on 27 July 2021 
- G DUFFY LIMITED- 09618219 - Incorporated on 2 June 2015 
- L. DUFFY LIMITED- 03498531 - Incorporated on 23 January 1998 
- M.J. DUFFY LIMITEDDisolved- 00530472 - Dissolved on 3 August 2021 
- DUFFY CIVIL LTDActive - Proposal to Strike off- NI637374 - Incorporated on 29 March 2016 
- HAPPY DUFFY LTD- 12561482 - Incorporated on 17 April 2020 
- DOR THERAPY SERVICES LTD- 08757435 - Incorporated on 31 October 2013 
- AIERS & DUFFY LLPActive - Proposal to Strike off- OC366848 - Incorporated on 27 July 2011 
- D & M DUFFY LIMITEDActive - Proposal to Strike off- 04106990 - Incorporated on 13 November 2000 
- C DUFFY SPORT LTD- 11121354 - Incorporated on 21 December 2017 
- DRAKE DUFFY LTDDisolved- 15298010 - Dissolved on 28 January 2025 
- DUFFY GOLF FITNESS LTDActive - Proposal to Strike off- 09009863 - Incorporated on 24 April 2014 
- DUFFY REGAN LTD- 07371493 - Incorporated on 9 September 2010 
- J DUFFY LIMITED- 08571387 - Incorporated on 17 June 2013