- ROBIN WILLIAMS CYFYNGEDIG- 09944924 - Incorporated on 11 January 2016 
- ROBYN ANN ELWESS WILLIAMS LTDDisolved- 14644390 - Dissolved on 25 February 2025 
- CHARLIE ROBERT WILLIAMS LTD- 09087275 - Incorporated on 16 June 2014 
- ROBERT IAN WILLIAMS LIMITED- 04981922 - Incorporated on 2 December 2003 
- MR STUART A ROBERTSON LIMITED- 11864149 - Incorporated on 6 March 2019 
- MRS ROBINSON’S INVESTMENTS LTDDisolved- 12382478 - Dissolved on 8 February 2022 
- MR. PAUL MICHAEL ROBERTSON LTD- 15986119 - Incorporated on 30 September 2024 
- MR NEVILLE ALPHONSO JOHNSON & MRS SARAH JANE JOHNSON (WYNOTT SERVICE STATION) (AIB) (UK) LIMITEDDissolved- 07385716 - Dissolved on 7 May 2013 
- ASPIRE SCHOOLS TRUST- 08208522 - Incorporated on 10 September 2012 
- WILLIAM ROBERTS (RHYL) LIMITEDDisolved- 00206845 - Dissolved on 17 August 2023 
- JOHN WILLIAM ROBERTS LIMITED- 06074965 - Incorporated on 30 January 2007 
- HAY WILLIAMS ROBERTS LIMITED- 11249909 - Incorporated on 12 March 2018 
- ROBERT CARY-WILLIAMS LIMITEDActive - Proposal to Strike off- 08252499 - Incorporated on 15 October 2012 
- ROBERT CARY-WILLIAMS LIMITED- 05895168 - Incorporated on 3 August 2006 
- WILLIAM ROBERTSON & CO LIMITED- SC025897 - Incorporated on 19 November 1947 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- MR WILLIAM SHAKESPEARE'S GLOBAL COMPANY LIMITEDActive - Proposal to Strike off- 10273828 - Incorporated on 12 July 2016 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- WILLIAMS ASSOCIATES (MR) LIMITED- 10507919 - Incorporated on 2 December 2016 
- MR & MR LTD- 16489396 - Incorporated on 2 June 2025