- RUTH J RONALD & CO LTD- SC471076 - Incorporated on 26 February 2014 
- FRANK RONALD LTDActive - Proposal to Strike off- SC772096 - Incorporated on 8 June 2023 
- BRIENOU LTDActive - Proposal to Strike off- 13387120 - Incorporated on 11 May 2021 
- HOUSE OF RONALD LTDDissolved- 08797527 - Dissolved on 13 August 2019 
- R.J. O'BRIEN (EUROPE) LIMITED- 07432813 - Incorporated on 8 November 2010 
- MR STEPHEN WARD MEDICAL SERVICES LIMITED- 13066472 - Incorporated on 6 December 2020 
- RONALD JAMES LTD- 09824756 - Incorporated on 14 October 2015 
- PETER RONALD LTDActive - Proposal to Strike off- 10334140 - Incorporated on 17 August 2016 
- RONALDSIDNEYCOX LTD- 14645665 - Incorporated on 7 February 2023 
- RONALD EVANS 0208 LTDDisolved- 15242260 - Dissolved on 18 June 2024 
- HAMBALT LTD- 04599313 - Incorporated on 25 November 2002 
- RONALD DAVIS & CO LTDDisolved- 07409127 - Dissolved on 13 May 2025 
- RONALD 1972 LIMITEDActive - Proposal to Strike off- 08824816 - Incorporated on 23 December 2013 
- 8 RONALDS ROAD LTDDissolved- 09845381 - Dissolved on 16 April 2019 
- O'BRIEN LIMITED- 03126206 - Incorporated on 15 November 1995 
- EDWARD O'BRIENLiquidation- 00136509 - Incorporated on 18 June 1914 
- JAMES PIRIE & SONS LIMITED- SC016295 - Incorporated on 20 January 1931 
- HALL & O'BRIEN LTD- 15008520 - Incorporated on 17 July 2023 
- LANA T O'BRIEN LTD- 07290610 - Incorporated on 21 June 2010 
- DAVE O'BRIEN LTDActive - Proposal to Strike off- 09036748 - Incorporated on 13 May 2014