- IMMANUEL JOHN FRANCIS MARTIN LTDDisolved- NI687998 - Dissolved on 10 October 2023 
- JOHN MARTIN-HOYES (HOLDINGS) LIMITED- 04590955 - Incorporated on 14 November 2002 
- JOHN MARTIN TRAINING ASSOCIATES LIMITEDDissolved- 02622523 - Dissolved on 15 November 2011 
- JOHN MARTIN DESIGN ASSOCIATES LIMITED- 03292176 - Incorporated on 13 December 1996 
- JOHN MARTIN OILFIELD SERVICES LIMITED- SC366228 - Incorporated on 29 September 2009 
- MARTIN JOHN ENGINEERING SERVICES LIMITED- 12004632 - Incorporated on 20 May 2019 
- MR JOHNSON'S PETCARE LIMITED- 07328314 - Incorporated on 28 July 2010 
- JOHN MARTIN & SON CONTRACTORS LTD- SC301538 - Incorporated on 28 April 2006 
- MARTIN JOHNSON & CO (YORK) LIMITED- 05489788 - Incorporated on 23 June 2005 
- MR NEVILLE JOHNSON LIMITEDDisolved- 13185025 - Dissolved on 11 April 2023 
- MR C JOHNSTON CONSTRUCTION LTDDisolved- NI672022 - Dissolved on 25 January 2022 
- MR NEVILLE JOHNSON & MRS JULIE JOHNSON (GENERAL FINANCE) UK LIMITEDActive - Proposal to Strike off- 08894592 - Incorporated on 13 February 2014 
- BLACKWELL MARTIN JOHN 80007 LIMITED- 08984033 - Incorporated on 8 April 2014 
- JOHN MARTIN TRANSPORT CONSULTANCY LTD- NI720519 - Incorporated on 29 August 2024 
- JOHN MARTIN ACCIDENT REPAIRS LIMITEDDisolved- SC180485 - Dissolved on 27 December 2022 
- JOHN MARTIN CARPENTRY & JOINERY LIMITEDDissolved- 04617280 - Dissolved on 29 July 2014 
- MARTIN JOHN SCHOOL SERVICES LTDActive - Proposal to Strike off- 09556980 - Incorporated on 23 April 2015 
- JOHN MARTIN CARPENTRY & JOINERY LTDDisolved- 11524845 - Dissolved on 24 January 2023 
- MARTIN JOHN EVANS ASSOCIATES LTD- 12522564 - Incorporated on 18 March 2020 
- MARTIN JOHN LAUDER ENTERPRISES LIMITEDActive - Proposal to Strike off- 10148352 - Incorporated on 26 April 2016