- MR JOHNNY CARS LTDDisolved- 12592215 - Dissolved on 12 October 2021 
- MR JOHNS LIMITED- 11368258 - Incorporated on 17 May 2018 
- JOHN T PORTER SERVICES LTD- 08990092 - Incorporated on 10 April 2014 
- MR ANDREW JOHN LTDDisolved- 15255294 - Dissolved on 20 August 2024 
- JOHN PORTER SUNDERLAND LIMITEDDissolved- SC381286 - Dissolved on 15 November 2013 
- JOHN PORTER GARDENING LIMITEDActive - Proposal to Strike off- 06627933 - Incorporated on 24 June 2008 
- JASON JOHN POTTS LIMITEDActive - Proposal to Strike off- 11591617 - Incorporated on 27 September 2018 
- MR JOHN PARKER LTDActive - Proposal to Strike off- 07479327 - Incorporated on 29 December 2010 
- JASON JOHN TRANSPORT LIMITEDDissolved- 12297783 - Dissolved on 22 June 2021 
- JASON JOHN TRANSPORT LIMITEDActive - Proposal to Strike off- 10503641 - Incorporated on 30 November 2016 
- ERNEST&ERNEST LTD- 14931546 - Incorporated on 12 June 2023 
- MR JASON PAUL NIGHTINGALE LTDDisolved- 15268240 - Dissolved on 15 April 2025 
- MR NEVILLE JOHNSON (THE SUN GIRLSX 1560) X TENNYSON TLCJ (B10 8HA) UK PLCActive - Proposal to Strike off- 07298511 - Incorporated on 29 June 2010 
- HANCOCK AND ROWE LTD- 11882158 - Incorporated on 14 March 2019 
- JOHNS & PORTER HOLDINGS LTD- 14266093 - Incorporated on 1 August 2022 
- MR JOHN SAMMERS LTDDissolved- 08055273 - Dissolved on 29 October 2013 
- MR MIKE JOHNSON LTDDisolved- 16039968 - Dissolved on 11 March 2025 
- MR JOHN BURROWS LTD- 15023523 - Incorporated on 24 July 2023 
- JOHN JASON WAYNE SAMUELS LTDActive - Proposal to Strike off- 15583692 - Incorporated on 22 March 2024 
- MR NEVILLE JOHNSON & MRS LAURA JOHNSON (THE SUN) TITANIUM - MURCO (UK) B.I LIMITEDActive - Proposal to Strike off- 07131396 - Incorporated on 20 January 2010