- NEIL INT LTD.Dissolved- 06668796 - Dissolved on 23 March 2010 
- NEIL M FOX LTD- 08409481 - Incorporated on 19 February 2013 
- NEIL INC LTDDissolved- 10390041 - Dissolved on 8 January 2019 
- NEILCO LTDActive - Proposal to Strike off- 10826576 - Incorporated on 20 June 2017 
- DR A O'NEILL LTD- NI689385 - Incorporated on 30 June 2022 
- NEIL & SON LTD- SC835870 - Incorporated on 30 January 2025 
- MR N & MRS M AHMET LTD- 07433317 - Incorporated on 9 November 2010 
- MR AND MRS RAI LTDDisolved- 08886627 - Dissolved on 30 November 2021 
- MR & MRS T LIMITEDActive - Proposal to Strike off- 09846186 - Incorporated on 28 October 2015 
- MR V & MRS C SINGH LLPDisolved- OC414017 - Dissolved on 22 August 2023 
- MR & MRS PIZZA LTD- 15945634 - Incorporated on 9 September 2024 
- GARDEN MACHINERY LIMITED- 05990286 - Incorporated on 7 November 2006 
- TPI PACKAGING AND INDUSTRIALDisolved- 01852827 - Dissolved on 8 March 2022 
- SSG8 LLPDissolved- OC312625 - Dissolved on 14 May 2013 
- NEIL DEE LTDDissolved- 07035235 - Dissolved on 22 February 2011 
- UM O'NEILL LTDActive - Proposal to Strike off- NI652254 - Incorporated on 10 April 2018 
- ASK NEIL LTD- 10454499 - Incorporated on 1 November 2016 
- JAGCH NEIL- SC746245 - Incorporated on 4 October 2022 
- NEIL R KELLYDisolved- SC774335 - Dissolved on 9 April 2024 
- O'NEILL GMBHregistered- OE029628 - Incorporated on 5 May 2023