- MRFIXIT (DENNY) LTDDissolved- SC354937 - Dissolved on 15 March 2013 
- DENNY & DAVID DESIGN LTD.Active - Proposal to Strike off- 09955668 - Incorporated on 18 January 2016 
- WILLIAM DENNY & BROTHERS LIMITED- SC009979 - Incorporated on 1 January 1900 
- MR DAVID P C LTD- 16409026 - Incorporated on 25 April 2025 
- MRH DAVID LTDActive - Proposal to Strike off- 11325633 - Incorporated on 24 April 2018 
- MD (1995) LIMITEDDisolved- 00126379 - Dissolved on 9 December 2022 
- MR R.D.WILLIAMS LTD- 07128014 - Incorporated on 18 January 2010 
- MR WILLIAMS 7970 LTDActive - Proposal to Strike off- 10630174 - Incorporated on 21 February 2017 
- MR WILLIAMS LTD- 13339620 - Incorporated on 16 April 2021 
- HIDOS LEX LIMITEDActive - Proposal to Strike off- 09233330 - Incorporated on 24 September 2014 
- TELEPLUS LIMITED- 03082953 - Incorporated on 24 July 1995 
- POWER PULSE SYSTEMS LTD- 12652491 - Incorporated on 8 June 2020 
- MR A W DAVIDSON LTD- 07957458 - Incorporated on 21 February 2012 
- MR DAVID HAILS LTDDisolved- 14066091 - Dissolved on 14 February 2023 
- MR DAVID PEREZ LTD- 11853572 - Incorporated on 28 February 2019 
- MR DAVID BRADY LTD.Active - Proposal to Strike off- 10943286 - Incorporated on 4 September 2017 
- MR R WILLIAMSON LTDDisolved- 14605198 - Dissolved on 21 May 2024 
- MR THOMAS DAVID LTDDisolved- 15351641 - Dissolved on 3 June 2025 
- DAVID J. WILLIAMS LTD- 09668455 - Incorporated on 2 July 2015 
- DAVID WILLIAMS 4350 LTDActive - Proposal to Strike off- 10133178 - Incorporated on 19 April 2016