- BLACKSTONE ISOBEL ACQUISITIONS L.P.- LP014657 - Incorporated on 21 September 2011 
- ISOBEL GREENFIELD CONSULTING LIMITEDDisolved- 11321492 - Dissolved on 6 August 2024 
- ISOBEL PETERS CONSULTING LIMITED- 12959443 - Incorporated on 19 October 2020 
- ISOBEL ANDERSON SERVICES LTD- 15458717 - Incorporated on 1 February 2024 
- DEBRA JOYCE MATON LIMITED- 15048238 - Incorporated on 3 August 2023 
- DESIGN BY DEBRA RAMMELL LTDActive - Proposal to Strike off- 09448308 - Incorporated on 19 February 2015 
- DEBRAH GOLDSTON LIMITEDActive - Proposal to Strike off- 14145612 - Incorporated on 1 June 2022 
- DEBRA SHAW CONSULTING LTD- 09959681 - Incorporated on 20 January 2016 
- DEBRA GILBERT THERAPY LTD- 14394390 - Incorporated on 3 October 2022 
- DEBRA KENT CONSULTING LIMITEDDissolved- 11379460 - Dissolved on 29 June 2021 
- ISOBELLE GROVE CHESHIRE LTDDisolved- 13564084 - Dissolved on 7 February 2023 
- ISOBEL RICKETTS PRODUCTIONS LIMITEDActive - Proposal to Strike off- 09189697 - Incorporated on 28 August 2014 
- ISOBEL HORN CONSULTING LIMITED- 09552121 - Incorporated on 21 April 2015 
- ISOBEL ASSET MANAGEMENT LTD- 10596961 - Incorporated on 2 February 2017 
- ISOBEL DAVIDSON COMMUNICATIONS LIMITED- 12287696 - Incorporated on 29 October 2019 
- ISOBEL MACKENZIE DESIGN LIMITED- 15949576 - Incorporated on 11 September 2024 
- ISOBEL BOWLES PROPERTY LIMITED- 16096183 - Incorporated on 22 November 2024 
- DEBRA MOORE ASSOCIATES LIMITED- 06542576 - Incorporated on 25 March 2008 
- DEBRA YUDOLPH CONSULTING LIMITEDActive - Proposal to Strike off- 06745263 - Incorporated on 10 November 2008 
- DEBRA JOY MORRISON LIMITEDDissolved- 08561557 - Dissolved on 27 November 2018