- GEMMA D LIMITED- 07021259 - Incorporated on 16 September 2009 
- ROBSON AND ROBSON PROPERTIES LIMITED- 10867169 - Incorporated on 14 July 2017 
- GEMMA NOLAN LTD- 11398789 - Incorporated on 5 June 2018 
- GEMMA BOOTH LTD- 11885922 - Incorporated on 15 March 2019 
- GEMMA BOOTH LLP- OC332357 - Incorporated on 25 October 2007 
- GEMMAPT.COM LTDActive - Proposal to Strike off- 08769267 - Incorporated on 11 November 2013 
- GEMMAB86 PUBS LTDDisolved- 15039957 - Dissolved on 31 December 2024 
- R G GEMMA LIMITEDDisolved- 14522532 - Dissolved on 22 August 2023 
- ROBSON TRACTORS- 08075296 - Incorporated on 18 May 2012 
- T ROBSON BDS LTDDissolved- 05380848 - Dissolved on 24 June 2014 
- ROBSON INK LTDDisolved- 08974860 - Dissolved on 18 June 2024 
- MAX ROBSON LTDDissolved- 09994249 - Dissolved on 2 April 2019 
- ROBSONIC LTDDisolved- 10597669 - Dissolved on 16 November 2021 
- C AND L ROBSON LTDDisolved- 10147968 - Dissolved on 6 June 2023 
- ROBSONEX LTD- 09648281 - Incorporated on 19 June 2015 
- GEMMA STONE LTD.- 07831075 - Incorporated on 1 November 2011 
- MESON GEMMA LTDDisolved- 13390832 - Dissolved on 18 October 2022 
- UNITY GEMMA LTDLiquidation- 11896561 - Incorporated on 21 March 2019 
- GEMMA ABELA 7093 LTDActive - Proposal to Strike off- 10434568 - Incorporated on 18 October 2016 
- GEMMA LOUCO LTDActive - Proposal to Strike off- 10646968 - Incorporated on 2 March 2017