- JAMES BYRNE LTDDisolved- 09525294 - Dissolved on 27 February 2024 
- BYRNE75 LIMITEDActive - Proposal to Strike off- 09596010 - Incorporated on 18 May 2015 
- C&A BYRNE LIMITED- NI057031 - Incorporated on 31 October 2005 
- PATON-BYRNE LTD- SC642781 - Incorporated on 26 September 2019 
- T G E BYRNE LIMITEDActive - Proposal to Strike off- 10804201 - Incorporated on 6 June 2017 
- BYRNE OIL&GAS LTDDisolved- SC615702 - Dissolved on 19 April 2022 
- A.P. BYRNE LIMITEDLiquidation- 01500861 - Incorporated on 10 June 1980 
- S. BYRNE LIMITEDDissolved- 04715728 - Dissolved on 8 October 2013 
- F&M BYRNE LIMITEDLiquidation- 04929612 - Incorporated on 13 October 2003 
- BYRNES & SONS LTDDissolved- SC480538 - Dissolved on 14 August 2018 
- BAKER & BYRNE LLPActive - Proposal to Strike off- OC384395 - Incorporated on 15 April 2013 
- AOIFE BYRNE LTD- 12658320 - Incorporated on 9 June 2020 
- SIMON BYRNE 5873 LTDActive - Proposal to Strike off- 10269686 - Incorporated on 8 July 2016 
- JOSH BYRNES LTDDisolved- 12726274 - Dissolved on 2 August 2022 
- PABLO BYRNE LTD- 14676634 - Incorporated on 20 February 2023 
- MILNE & BYRNE LTD- SC807055 - Incorporated on 15 April 2024 
- MR MRG LTDDisolved- 14226733 - Dissolved on 19 December 2023 
- MR&MRS B.A.D LTDDisolved- 15544690 - Dissolved on 4 February 2025 
- PAUL AND DAVID BYRNE HEATING AND PLUMBING LIMITED- 09428565 - Incorporated on 9 February 2015 
- A. BYRNE LIMITEDActive - Proposal to Strike off- 04668284 - Incorporated on 17 February 2003