- COWAN CONTRACTORS LTDDissolved- 06617854 - Dissolved on 31 January 2012 
- COWAN RESIDENTIAL LIMITED- SC177421 - Incorporated on 21 July 1997 
- COWAN & PARTNERS LIMITED- SC420722 - Incorporated on 29 March 2012 
- COWAN ELECTRICAL LIMITEDDissolved- 06638408 - Dissolved on 16 September 2014 
- COWAN ESTATES LIMITEDDisolved- 05316678 - Dissolved on 7 November 2023 
- COWAN DEVELOPMENTS LIMITEDDissolved- 04914299 - Dissolved on 3 July 2018 
- COWAN PARTNERSHIP LIMITEDDissolved- 06704497 - Dissolved on 22 October 2019 
- WARREN COWAN & ASSOCIATES- FC018356 - Incorporated on 11 January 1994 
- BROWN-COWAN LIMITED- 09076233 - Incorporated on 9 June 2014 
- COWAN PRODUCTION LP- SL019054 - Incorporated on 15 December 2014 
- JAVON COWAN LIMITED- 11970117 - Incorporated on 30 April 2019 
- COWAN DEVELOPMENTS LIMITEDDisolved- NI672898 - Dissolved on 21 December 2021 
- CHRISTOPHER COWAN LTDDisolved- 13077157 - Dissolved on 17 May 2022 
- COWAN PRODS LIMITEDDisolved- 13873396 - Dissolved on 8 August 2023 - Science Park Square, Brighton, BN1 9SB 
- COWAN HOMES LIMITED- SC776067 - Incorporated on 17 July 2023 
- COWAN J CONSTRUCTION LTDLiquidation- SC229687 - Incorporated on 27 March 2002 
- MOLLY COWAN MAKEUP LTD- SC847631 - Incorporated on 6 May 2025 
- ALLANDOR LTD- 07040895 - Incorporated on 14 October 2009 
- ALLAN GRAY LTDActive - Proposal to Strike off- SC385161 - Incorporated on 10 September 2010 
- ALLAN GREY LTDDisolved- 11739899 - Dissolved on 28 May 2024