- BROWN OFFICE LTD- 09702409 - Incorporated on 24 July 2015 
- MUMBY LTD- 11913393 - Incorporated on 29 March 2019 
- MUMBY'S LTD- 13203222 - Incorporated on 16 February 2021 
- MUMBYS AI LTD- 16377213 - Incorporated on 9 April 2025 
- M R STEPHENSON LIMITED- 04619660 - Incorporated on 17 December 2002 
- STEPHEN DEAN & SONS LIMITEDDissolved- 04609609 - Dissolved on 11 January 2011 
- GARY MUMBY LTD- 10733658 - Incorporated on 21 April 2017 
- MR STEPHEN BROOKS LTDDisolved- 13905681 - Dissolved on 18 July 2023 
- MR STEPHEN GORDON LTD- 07663866 - Incorporated on 9 June 2011 
- J D MUMBY LIMITED- 02818256 - Incorporated on 14 May 1993 
- MR DEAN RENSHAW LIMITEDDisolved- 13761946 - Dissolved on 18 April 2023 
- 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 
- MUMBY TRADING 1 LTDDisolved- 13102759 - Dissolved on 7 June 2022 
- BAMFORD MUMBY LTDDisolved- 04577365 - Dissolved on 22 August 2024 
- MUMBY TRADING LIMITEDDisolved- 12360014 - Dissolved on 11 April 2023 
- MUMBY SOLUTIONS LTDDisolved- 12031090 - Dissolved on 11 March 2025 
- ALAN MUMBY LIMITED- 11248333 - Incorporated on 11 March 2018