- EDWARD BARKER CONSULTANCY LIMITEDDissolved- 06766265 - Dissolved on 2 March 2010 
- BARKER & BARKER LIMITEDDissolved- 02315438 - Dissolved on 23 February 2010 
- BARKER AND BARKER LTD- 07379535 - Incorporated on 17 September 2010 
- EDWARD & EDWARD LTD- 10777958 - Incorporated on 18 May 2017 
- BARKER,BARKER&STONE LTD- 15270156 - Incorporated on 8 November 2023 
- A T BARKER CONSULTING LTDDisolved- 15491107 - Dissolved on 7 January 2025 
- BARKERZ LTD- SC595247 - Incorporated on 24 April 2018 
- D J BARKER LTDDissolved- 04739880 - Dissolved on 15 April 2014 
- S A BARKER LTDDisolved- 14148590 - Dissolved on 6 September 2022 
- A & B BARKER LTD- 08923055 - Incorporated on 5 March 2014 
- L.P.BARKER LTD- 08990820 - Incorporated on 10 April 2014 
- T BARKER LTD- 16539816 - Incorporated on 24 June 2025 
- J BARKER LTD- 09875459 - Incorporated on 17 November 2015 
- G BARKER LTDActive - Proposal to Strike off- 11500544 - Incorporated on 6 August 2018 
- BARKER A&B LTDDisolved- 15772500 - Dissolved on 28 January 2025 
- J S BARKER LTD- 06991745 - Incorporated on 17 August 2009 
- BARKER2001 LTD- 07765168 - Incorporated on 7 September 2011 
- J BARKER LTD- 07875392 - Incorporated on 8 December 2011 
- C E BARKER LTD- 08116850 - Incorporated on 25 June 2012 
- R BARKER LTDActive - Proposal to Strike off- 08942536 - Incorporated on 17 March 2014