- O'DONNELL BROTHERS LIMITED- 10971301 - Incorporated on 19 September 2017 
- STEVEN O'DONNELL LTD- 14671909 - Incorporated on 17 February 2023 
- O'DONNELL - BOURNE LTD- 15732032 - Incorporated on 21 May 2024 
- O'DONNELL CARS LIMITED- 16271881 - Incorporated on 24 February 2025 
- BRIDGE LITIGATION UK LIMITEDDisolved- SC244712 - Dissolved on 3 September 2024 
- O'DS CONTRACT SERVICES LTDActive - Proposal to Strike off- 10284028 - Incorporated on 18 July 2016 
- R & E DONNELLAN LTDDisolved- 12467810 - Dissolved on 23 July 2024 
- DR. P DONNELLY LTD- NI611557 - Incorporated on 6 March 2012 
- AJO'DONNELL LTDActive - Proposal to Strike off- 10481730 - Incorporated on 16 November 2016 
- DZ DONNELLY LTDActive - Proposal to Strike off- 14034902 - Incorporated on 8 April 2022 
- DP DONNELLY LTD- NI694610 - Incorporated on 16 February 2023 
- GU27 ACCOUNTANTS LIMITED- 07381197 - Incorporated on 20 September 2010 
- REALTY MARKETING LLPDissolved- OC314620 - Dissolved on 14 December 2010 
- AINE O'DONNELL LTD- 11760281 - Incorporated on 10 January 2019 
- BERNARD O'DONNELL LTD- SC605969 - Incorporated on 21 August 2018 
- DAISEY O'DONNELL LIMITEDDisolved- 12450917 - Dissolved on 15 July 2025 
- O'DONNELL-MACKENZIE LIMITED- SC596803 - Incorporated on 10 May 2018 
- R.J. O'DONNELL LIMITED- SC038876 - Incorporated on 6 June 1963 
- N O'DONNELL LIMITEDDissolved- SC280262 - Dissolved on 21 August 2009 
- O'DONNELL R LIMITEDDissolved- 05340138 - Dissolved on 22 May 2018