- ISAAC ELECTRICAL LIMITED- 13054088 - Incorporated on 1 December 2020 
- ISAAC EMERSON LIMITEDDisolved- 13927430 - Dissolved on 11 April 2023 
- ISAAC GARDENING LTDActive - Proposal to Strike off- 13310243 - Incorporated on 1 April 2021 
- ISAAC CONSULTANCY LIMITED- 13290537 - Incorporated on 24 March 2021 
- ISAAC JUNIOR LIMITEDDisolved- 13190382 - Dissolved on 20 June 2023 
- ISAAC CRUTCHLEY LIMITEDActive - Proposal to Strike off- 14273023 - Incorporated on 3 August 2022 
- ISAAC SIGNATURE LIMITED- 16501886 - Incorporated on 6 June 2025 
- JONES & ISAAC LIMITEDDisolved- 09855475 - Dissolved on 12 July 2025 
- ISAAC ORTHOPAEDICS LIMITED- 10060087 - Incorporated on 13 March 2016 
- ISAAC POULTON LIMITED- 12586745 - Incorporated on 5 May 2020 
- ISAAC RECYCLING LTDDisolved- 12888119 - Dissolved on 22 February 2022 
- GEORGE ISAAC LIMITEDDissolved- 12292902 - Dissolved on 29 June 2021 
- ISAAC INVESTMENT LIMITEDActive - Proposal to Strike off- 12427725 - Incorporated on 27 January 2020 
- ISAAC COURT LIMITEDActive - Proposal to Strike off- 08041746 - Incorporated on 23 April 2012 
- ISAAC AGENCY LIMITEDDissolved- 04635862 - Dissolved on 25 June 2013 
- PAULA ISAAC LIMITED- 09388015 - Incorporated on 14 January 2015 
- WHIZZ ISAAC LIMITEDActive - Proposal to Strike off- 08321643 - Incorporated on 6 December 2012 
- ISAAC TAYLOR LIMITEDActive - Proposal to Strike off- 08458830 - Incorporated on 22 March 2013 
- ISAAC HANNAH LIMITED- 09403985 - Incorporated on 23 January 2015 
- ISAAC INNOVATIONS LTDActive - Proposal to Strike off- 10627623 - Incorporated on 20 February 2017