- BRAIN HACK LTDDisolved- 15065272 - Dissolved on 5 March 2024 
- HACK & BROCH LTD- 15441484 - Incorporated on 25 January 2024 
- HACK UP LIMITEDDisolved- 05108385 - Dissolved on 9 August 2022 
- HACK HUMAN LIMITED- 15648426 - Incorporated on 15 April 2024 
- HELEN HACK LIMITEDDissolved- 06126558 - Dissolved on 14 September 2010 
- HACK ENTERPRISES LIMITED- 03285358 - Incorporated on 25 November 1996 
- HACK IT LIMITEDDissolved- 07353363 - Dissolved on 12 November 2013 
- TRAVEL HACK LTDActive - Proposal to Strike off- 09592397 - Incorporated on 15 May 2015 
- HACK OLDHAM LTDActive - Proposal to Strike off- 09268382 - Incorporated on 17 October 2014 
- HACK PARTNERS LIMITED- 09274301 - Incorporated on 22 October 2014 
- PHIL HACK LTDDissolved- 05429453 - Dissolved on 12 February 2016 
- HACK BRANDS LTDDisolved- 12829192 - Dissolved on 6 August 2024 
- HACK ENGINEERING LTD- 10922424 - Incorporated on 18 August 2017 
- HACK HAULAGE LTDDisolved- 10181610 - Dissolved on 18 July 2023 
- HACK PT LIMITEDDisolved- 12378369 - Dissolved on 8 February 2022 
- HACK PRODUCTIONS LTDDisolved- 12539554 - Dissolved on 4 January 2022 
- HACK PRESS LTDActive - Proposal to Strike off- 12549734 - Incorporated on 7 April 2020 
- HACK VENTURES LIMITEDDissolved- 10406977 - Dissolved on 19 February 2019 
- BIO HACK LIMITED- 11068442 - Incorporated on 16 November 2017 
- MOTO HACK LTD- 13392787 - Incorporated on 13 May 2021