- HACK LTDActive - Proposal to Strike off- 09583120 - Incorporated on 9 May 2015 
- DR MATTHEW WILLIAMS MRCVS LTD- 11706517 - Incorporated on 30 November 2018 
- HACK LIMITED- 07500640 - Incorporated on 21 January 2011 
- MATTHEW & MATTHEW LIMITED- 06979123 - Incorporated on 4 August 2009 
- MATTHEW BURRELL MRICS LIMITEDDissolved- 06917443 - Dissolved on 28 September 2010 
- STANDARD CHARTERED LEASING (UK) 2 LIMITEDDisolved- 05726616 - Dissolved on 3 July 2023 
- MYHACK LTD- 13981191 - Incorporated on 16 March 2022 
- DELTA ENG LTD- 15015029 - Incorporated on 20 July 2023 
- RYAN J MActive - Proposal to Strike off- 07485694 - Incorporated on 7 January 2011 
- THE REAL HUSTLER LIMITED- 11695494 - Incorporated on 26 November 2018 
- ECO HACK C.I.C.- 10545345 - Incorporated on 3 January 2017 
- INFIDELITY SHIELD LTD- 14503445 - Incorporated on 24 November 2022 
- HOXFON LTD- 10324370 - Incorporated on 11 August 2016 
- SALES-HACKS LTDDisolved- 12559248 - Dissolved on 21 June 2022 
- UNLABOURED LIFE LTD- 15546423 - Incorporated on 7 March 2024 
- MATTHEW & MATTHEW LLPDissolved- OC304659 - Dissolved on 28 June 2011 
- HACK BACK CICDisolved- 08013987 - Dissolved on 22 October 2024 
- HACK ATTACK LIMITEDActive - Proposal to Strike off- 08239344 - Incorporated on 3 October 2012 
- PLANET HACK LTDActive - Proposal to Strike off- 09774615 - Incorporated on 14 September 2015 
- STORAGE HACK LIMITEDDisolved- 10148937 - Dissolved on 21 October 2023