- JEFFERIES CAR CENTRE LIMITED- 07669282 - Incorporated on 14 June 2011 - 180-182 Headquarters Road , Wiltshire, Westbury, BA13 4JR 
- CASSANDRA JEFFERIES CONSULTANCY LIMITEDDissolved- 08087290 - Dissolved on 23 October 2018 
- JEFFERIES INTERNATIONAL (NOMINEES) LIMITED- 03141117 - Incorporated on 22 December 1995 
- JEFFERIES ELECTRICAL SERVICES LTDActive - Proposal to Strike off- 10752328 - Incorporated on 3 May 2017 
- JEREMIAH VAQUAY JEFFERIES LTDDisolved- NI715232 - Dissolved on 17 June 2025 
- Caleb Joseph Lloyd, Mr. SILCOCK- Born December 1988 - Flat 15 71b Drayton Park, London, England, N5 1BF 
- JEFFERIES JAMES UK LIMITED- SC698342 - Incorporated on 11 May 2021 
- MR & MRS TANG LTD- 15171097 - Incorporated on 28 September 2023 
- MR.MR LIMITEDDissolved- 06898238 - Dissolved on 17 December 2013 
- MR & MRS SYAL LTD.- SC595450 - Incorporated on 26 April 2018 
- MR & MRS FOOD LTDLiquidation- 12061478 - Incorporated on 20 June 2019 
- MR & MRS SHAW LTDDisolved- 13512942 - Dissolved on 17 January 2023 
- MR & MRS CHAI LTDDisolved- 15100870 - Dissolved on 28 January 2025 
- MR & MRS SUDS LTD- 15856086 - Incorporated on 24 July 2024 
- MR & MRS SUBA LTD- 16425292 - Incorporated on 1 May 2025 
- JEFFERIES INJURY LAWYERS LIMITED- 14553249 - Incorporated on 21 December 2022 
- ALLAN JEFFERIES (SHIPLEY) LIMITEDDisolved- 02203286 - Dissolved on 15 August 2023 
- JARVIS JEFFERIES ARCHITECTS LLP- OC337462 - Incorporated on 20 May 2008 
- JEFFERIES-HILL TRANSPORT LLPDissolved- OC326683 - Dissolved on 14 December 2010 
- NSJ JEFFERIES HASTINGS LIMITEDActive - Proposal to Strike off- 07662980 - Incorporated on 8 June 2011