- HAYMERK LTD- 13767751 - Incorporated on 26 November 2021 
- STEPHEN M. MACDONALD LTDDisolved- SC475472 - Dissolved on 20 July 2021 
- HAYMER LIMITED- 16582919 - Incorporated on 15 July 2025 
- HAYMERASHFORD LTD- 09931633 - Incorporated on 29 December 2015 
- STEPHEN MACDONALD CONSULTANCY LTDDissolved- 06052250 - Dissolved on 10 May 2011 
- STEPHEN MACDONALD BUILDER LTD.Active - Proposal to Strike off- SC255095 - Incorporated on 1 September 2003 
- STEPHEN MACDONALD ASSOCIATES LIMITEDDisolved- 07942861 - Dissolved on 6 February 2024 
- STEPHEN MACDONALD CONSULTING LTD- 12324684 - Incorporated on 20 November 2019 
- M R STEPHENSON LIMITED- 04619660 - Incorporated on 17 December 2002 
- HAYMERE LIMITED- 01909895 - Incorporated on 30 April 1985 
- MACDONALD STEPHENS LIMITED- 04462351 - Incorporated on 17 June 2002 
- MR STEPHEN BROOKS LTDDisolved- 13905681 - Dissolved on 18 July 2023 
- MR STEPHEN GORDON LTD- 07663866 - Incorporated on 9 June 2011 
- CHILTON-HAYMER LTDDissolved- 06778324 - Dissolved on 1 June 2010 
- STEPHEN MACDONALD CONSULTING SERVICES LIMITEDActive - Proposal to Strike off- 11158694 - Incorporated on 19 January 2018 
- HAYMER-HOLMES LIMITEDDisolved- 11210107 - Dissolved on 12 July 2022 
- MR STEPHEN WILSON LIMITED- 15930987 - Incorporated on 2 September 2024 
- MR. STEPHEN TAYLOR LIMITED- SC659451 - Incorporated on 16 April 2020 
- MR R S STEPHENSON LIMITEDDisolved- 13404540 - Dissolved on 9 May 2023 
- MR STEPHEN GRAHAM LIMITEDDisolved- 13682584 - Dissolved on 11 April 2023