- PETER WILLIAMS ASSOCIATES LIMITEDDisolved- 01858610 - Dissolved on 16 July 2024 
- PETER WILLIAMS MOTORCYCLES LIMITEDDissolved- 08180422 - Dissolved on 19 November 2019 
- RAYMOND DEVLIN LIMITEDDissolved- NI046866 - Dissolved on 7 May 2019 
- DEVLIN BROTHERS LIMITED- 07234055 - Incorporated on 23 April 2010 
- DEVLIN MEDIA LIMITED- 07330534 - Incorporated on 29 July 2010 
- HAYDEN DEVLIN LIMITED- 09607046 - Incorporated on 26 May 2015 
- DEVLIN EAST LIMITED- 05658716 - Incorporated on 20 December 2005 
- LAWRENCE DEVLIN LIMITEDActive - Proposal to Strike off- 09364686 - Incorporated on 22 December 2014 
- DEVLIN DEVELOPMENTS LIMITEDActive - Proposal to Strike off- 09173978 - Incorporated on 13 August 2014 
- NORMAN DEVLIN LIMITED- NI063966 - Incorporated on 2 April 2007 
- STEVE DEVLIN LIMITEDDissolved- 05403166 - Dissolved on 15 February 2011 
- DEVLIN PROPERTY LIMITEDActive - Proposal to Strike off- SC604779 - Incorporated on 8 August 2018 
- DEVLIN SERVICES LIMITEDDisolved- SC665929 - Dissolved on 30 November 2021 
- DEVLIN LETTINGS LIMITED- 10805218 - Incorporated on 6 June 2017 
- DEVLIN TELECOMS LIMITEDDisolved- 12383101 - Dissolved on 18 January 2022 
- DEVLIN PROJECTS LIMITEDActive - Proposal to Strike off- 09888863 - Incorporated on 25 November 2015 
- DEVLIN OVERDRIVE LIMITED- 11033546 - Incorporated on 26 October 2017 
- DIGITAL DEVLIN LIMITEDDisolved- 11159178 - Dissolved on 5 September 2023 
- DEVLIN & DAVIES LIMITEDActive - Proposal to Strike off- 11661586 - Incorporated on 6 November 2018 
- SUITOR DEVLIN LIMITED- NI682340 - Incorporated on 14 September 2021