- DAVID MCCLYMONT LIMITED- 04628859 - Incorporated on 6 January 2003 
- MR BRIAN LTDActive - Proposal to Strike off- 09246737 - Incorporated on 2 October 2014 
- BRIAN MCCLYMONT ARCHITECTURE & DESIGN LIMITEDDissolved- 04008265 - Dissolved on 9 July 2019 
- MR. BRIAN J.MEHIGAN- NI603817 - Incorporated on 19 July 2010 
- MR DAVID P C LTD- 16409026 - Incorporated on 25 April 2025 
- MRH DAVID LTDActive - Proposal to Strike off- 11325633 - Incorporated on 24 April 2018 
- DAVID BRIAN CARR LTD- 14573122 - Incorporated on 5 January 2023 
- BRIAN DAVID KERR LTDActive - Proposal to Strike off- 07575252 - Incorporated on 23 March 2011 
- BRIAN DAVID PHILP LTDActive - Proposal to Strike off- 11662577 - Incorporated on 6 November 2018 
- MR A W DAVIDSON LTD- 07957458 - Incorporated on 21 February 2012 
- MCCLYMONT LTD- 11410529 - Incorporated on 12 June 2018 
- MCCLYMONT LIMITEDActive - Proposal to Strike off- 07017327 - Incorporated on 13 September 2009 
- DAVID IT BRIAN LIMITEDDisolved- 14426956 - Dissolved on 26 March 2024 
- MR PAUL BRIAN WATSON LTD- 13063879 - Incorporated on 6 December 2020 
- 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 BRIAN CONNOR LIMITEDDisolved- SC713905 - Dissolved on 18 June 2024 
- G.MCCLYMONT LTDDisolved- 12799779 - Dissolved on 11 January 2022 
- MCCLYMONT TM LTDActive - Proposal to Strike off- 11365513 - Incorporated on 16 May 2018