- John Duncan, Mr. TASKER- Born June 1967 - 1 St Ann Road North Heald Green, Cheadle, United Kingdom, SK8 3SE 
- DUNCAN HARLEY TREW- Born June 1975 - 898-902 WIMBORNE ROAD, MOORDOWN, BOURNEMOUTH, DORSET, UNITED KINGDOM, BH9 2DW 
- DUNCAN JOHNSON LIMITEDDisolved- 09705897 - Dissolved on 13 September 2022 
- MR NEVILLE JOHNSON NBA AND MRS HELEN JOHNSON NBA (COA RCOJ) (VAUXHALL) UK LIMITEDActive - Proposal to Strike off- 12089736 - Incorporated on 6 July 2019 
- JOHN DUNCAN ROOFING LIMITEDLiquidation- SC309634 - Incorporated on 4 October 2006 
- JOHN DUNCAN BUILDERS LTD- SC669234 - Incorporated on 29 July 2020 
- DUNCAN STOREY PIDD- CORN ROSES, HIGHFIELDS, CROWLE, SCUNTHORPE, NORTH LINCOLNSHIRE, DN17 4NP 
- DUNCAN STOREY PIDD- Born March 1949 - CORN ROSES, HIGHFIELDS, CROWLE, SCUNTHORPE, NORTH LINCOLNSHIRE, UNITED KINGDOM, DN17 4NP 
- MR JOHNNY CARS LTDDisolved- 12592215 - Dissolved on 12 October 2021 
- MR JOHNS LIMITED- 11368258 - Incorporated on 17 May 2018 
- MR ANDREW JOHN LTDDisolved- 15255294 - Dissolved on 20 August 2024 
- MR JOHN PARKER LTDActive - Proposal to Strike off- 07479327 - Incorporated on 29 December 2010 
- HARLEY JOHNSON GROUP LTD- 16291141 - Incorporated on 4 March 2025 
- DUNCAN JOHN CONSULTANCY LIMITEDDissolved- 04159171 - Dissolved on 27 December 2011 
- JOHN DUNCAN LETTINGS LIMITED- 10911299 - Incorporated on 11 August 2017 
- Duncan, Mr. HILL- 1-2 Horsecroft Road, Harlow, Essex, England, CM19 5BH 
- JOHN MACINTOSH- Born November 1960 - C/O DELOITTE LLP 2 NEW STREET SQUARE, LONDON, EC4A 3BZ 
- JOHN MACINTOSH- Born May 1967 - 20 ESSEX VILLAS, LONDON, W8 7BN 
- JOHN MACINTOSH- Born May 1967 - 20 ESSEX VILLAS, LONDON, W8 7BN 
- JOHN MACINTOSH- Born September 1926 - 91 OYSTER QUAY, COSHAM, PORTSMOUTH, HAMPSHIRE, PO6 4TF