- 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 
- J E BARKER LTD- 11698432 - Incorporated on 27 November 2018 
- S K BARKER LTDDisolved- 10248367 - Dissolved on 20 June 2023 
- A & J BARKER LTD- 16497097 - Incorporated on 4 June 2025 
- JEFFREY STAR LTDActive - Proposal to Strike off- 08493777 - Incorporated on 18 April 2013 
- JEFFREY KISH LTD- 12110624 - Incorporated on 18 July 2019 
- JEFFREYCOOKPROPERTY LTD- 16556692 - Incorporated on 2 July 2025 
- MALCOLM JEFFREY NEWMAN- Born March 1958 - 14 ABBEY VIEW, RADLETT, HERTFORDSHIRE, WD7 8LT 
- Jeffrey Malcolm BARNETT- Born May 1959 - C/O Silverstone & Co Fourth Floor, 39 Ludgate Hill, London, England, EC4M 7JN 
- Malcolm Jeffrey MARTIN- Born July 1955 - 41 High Street, Lavenham, Sudbury, Suffolk, England, CO10 9PY 
- JEFFREY MALCOLM PULLEN- Born May 1956 - 2 CROZIER DRIVE, SOUTH CROYDON, SURREY, ENGLAND, CR2 8DX