- HENNESSY MARKETING LIMITEDActive - Proposal to Strike off- 07614114 - Incorporated on 26 April 2011 
- HENNESSY PRESTIGE LTDActive - Proposal to Strike off- 08226746 - Incorporated on 24 September 2012 
- HENNESSY PARTNERSHIP LTDDissolved- 08856751 - Dissolved on 1 September 2015 
- HENNESSY PROPERTY LIMITED- 08409791 - Incorporated on 19 February 2013 
- HENNESSY CONSULTANCY LIMITEDActive - Proposal to Strike off- 09025648 - Incorporated on 6 May 2014 
- HENNESSY DEVELOPMENTS LTDDisolved- 09147544 - Dissolved on 27 December 2022 
- HENNESSY ENGINEERING LIMITEDDisolved- 11376936 - Dissolved on 25 October 2022 
- HERBERT HENNESSY LTD- 12408833 - Incorporated on 17 January 2020 
- AMP 75 LIMITEDIn Administration- 01205549 - Incorporated on 1 April 1975 
- ANGELA LIMITED- 13166779 - Incorporated on 29 January 2021 
- ANGELA LIMITEDLiquidation- 02665852 - Incorporated on 25 November 1991 
- MUSTGO LTDDisolved- 09496034 - Dissolved on 4 March 2025 
- GLOBA GROUP LTD- 11938416 - Incorporated on 10 April 2019 
- MR. SELLER GMBH LTDDisolved- 10231132 - Dissolved on 16 August 2022 
- HENNESSY ENERGY LTDDisolved- 12902658 - Dissolved on 21 March 2023 
- ALISON HENNESSY LTDDissolved- 11885437 - Dissolved on 15 October 2019 
- THE SALTING COMPANY LTD.- 09511031 - Incorporated on 26 March 2015 
- MARKETING SOLUTIONS & SERVICES LTD- 13509479 - Incorporated on 14 July 2021 
- GM NAILS LTD- 15727337 - Incorporated on 18 May 2024 
- ANABHIGHATA LTDActive - Proposal to Strike off- 10225699 - Incorporated on 10 June 2016