- MR LEWIS JAMES ALLEN LIMITEDDisolved- 15355999 - Dissolved on 20 May 2025 
- RUPERT TILL LTD- 09712504 - Incorporated on 31 July 2015 
- RUPERTS BAR LTDActive - Proposal to Strike off- 11562599 - Incorporated on 11 September 2018 
- RUPERTS PUB LTD- 16411744 - Incorporated on 28 April 2025 
- RUPERT'S YARD LTD- 11096584 - Incorporated on 5 December 2017 
- JAMES HARRIS ADVISORY SERVICES LLPDissolved- OC363846 - Dissolved on 17 September 2013 
- HARRIS JAMES ENVIRONMENTAL SERVICES LIMITEDActive - Proposal to Strike off- 10606811 - Incorporated on 7 February 2017 
- JAMES HARRIS CORPORATE TRAVEL LIMITED- 13223840 - Incorporated on 24 February 2021 
- REECE JAMES HARRIS ENGINEERING LTD- 11766798 - Incorporated on 15 January 2019 
- MRS HARRIS PRODUCTIONS LIMITEDActive - Proposal to Strike off- 09269474 - Incorporated on 17 October 2014 
- RUPERT SCOTT LTD- 09500938 - Incorporated on 20 March 2015 
- RUPERT B LIMITED- 09564409 - Incorporated on 28 April 2015 
- RUPERT BRICK LLP- OC428945 - Incorporated on 19 September 2019 
- RED BOX MAINTENANCE LTD- 08539414 - Incorporated on 22 May 2013 
- HARRISON JAMES CONSULTANTS LTDActive - Proposal to Strike off- SC632498 - Incorporated on 5 June 2019 
- HARRISON JAMES CONSTRUCTION LTD- 15860172 - Incorporated on 26 July 2024 
- JAMES HARRISON RACING LIMITEDDisolved- 06721089 - Dissolved on 26 September 2023 
- JAMES HARRISON ENGINEERING LTDActive - Proposal to Strike off- 05974093 - Incorporated on 20 October 2006 
- HARRISON JAMES PARTNERSHIP LTD- SC365838 - Incorporated on 22 September 2009 
- HARRISON JAMES (SHROPSHIRE) LTD- 14799429 - Incorporated on 13 April 2023