- GC SULLIVAN LTDDisolved- 13577141 - Dissolved on 23 January 2024 
- HANNAH SULLIVAN LTDActive - Proposal to Strike off- 10167185 - Incorporated on 6 May 2016 
- WOODLAND ASSIST LOGISTICS LIMITED- 10957059 - Incorporated on 11 September 2017 
- NY SULLIVAN LTDDisolved- 13628538 - Dissolved on 18 July 2023 
- SULLIVAN FX LTDDisolved- 15304940 - Dissolved on 15 October 2024 
- BOLDFIELD LIMITEDDisolved- 05850605 - Dissolved on 22 April 2025 
- NW SULLIVAN LTDDisolved- 13983285 - Dissolved on 20 August 2024 
- VB SULLIVAN LTD- 14097323 - Incorporated on 10 May 2022 
- SU SULLIVAN LTDDisolved- 13791099 - Dissolved on 6 May 2025 
- A.SULLIVAN NW LTD- 16126538 - Incorporated on 9 December 2024 
- SULLIVAN & SMITH LTDDisolved- 07013358 - Dissolved on 1 February 2022 
- DARREN O'SULLIVAN LIMITEDDisolved- 14405196 - Dissolved on 16 May 2023 
- GABRIELLE O'SULLIVAN LTDActive - Proposal to Strike off- 10638503 - Incorporated on 24 February 2017 
- RICHARD O'SULLIVAN LIMITEDDissolved- 04750966 - Dissolved on 28 May 2013 
- BRENDAN O'SULLIVAN LIMITEDActive - Proposal to Strike off- 07402865 - Incorporated on 11 October 2010 
- O'SULLIVAN SYSTEMS LIMITEDDissolved- 09472804 - Dissolved on 13 August 2019 
- CHRISTINA O'SULLIVAN LIMITEDActive - Proposal to Strike off- 06572839 - Incorporated on 22 April 2008 
- KATE O'SULLIVAN LIMITED- 04376020 - Incorporated on 18 February 2002 
- NEIL O'SULLIVAN LTDLiquidation- 06211487 - Incorporated on 13 April 2007 
- SEAN O'SULLIVAN LIMITEDActive - Proposal to Strike off- 08652112 - Incorporated on 15 August 2013