- OAKFIELD PLUMBING AND HEATING LTD- 08964623 - Incorporated on 28 March 2014 
- ADRIAN MUSTEATA PROJECTS LTDActive - Proposal to Strike off- 10447964 - Incorporated on 26 October 2016 
- 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 
- ASHBOURNE WINDOWS LIMITED- 08095726 - Incorporated on 7 June 2012 
- ADRIAN86 LTDActive - Proposal to Strike off- 08796819 - Incorporated on 29 November 2013 
- P ADRIAN LTD- 11447808 - Incorporated on 4 July 2018 
- ADRIAN M LTDDissolved- 10067564 - Dissolved on 2 April 2019 
- A.D. ADRIAN LTDDisolved- 12161127 - Dissolved on 11 October 2022 
- ADRIAN A&B LTD- 14801867 - Incorporated on 14 April 2023 
- ADRIAN Q LTD- 15945658 - Incorporated on 9 September 2024 
- O'SULLIVANS LTDDissolved- 06788022 - Dissolved on 10 August 2010 
- SULLIVAN (UK) LTD- 08696145 - Incorporated on 18 September 2013 
- O'SULLIVAN IT LTD- 11231835 - Incorporated on 5 March 2018 
- VL SULLIVAN LTDDisolved- 14008882 - Dissolved on 10 October 2023 
- O'SULLIVAN TM LTDActive - Proposal to Strike off- 15706516 - Incorporated on 7 May 2024 
- SULLIVAN R US LTDDisolved- 13722072 - Dissolved on 18 April 2023 
- KW SULLIVAN LTDDisolved- 13785813 - Dissolved on 22 July 2025