- J JACOB LTD- 09438203 - Incorporated on 13 February 2015 
- JACOB-D LTDDisolved- 12688071 - Dissolved on 28 November 2023 
- S JACOB LTDActive - Proposal to Strike off- 10351895 - Incorporated on 31 August 2016 
- JACOB F LTDActive - Proposal to Strike off- SC744994 - Incorporated on 21 September 2022 
- Jacob Parayathukattil, Mr. VARKEY- Born March 1971 - 23 Homeleaze Road, Brentry, Bristol, United Kingdom, BS10 6BZ 
- Mordechai Jacob, Mr. BERGER- Born March 1977 - 45 Filey Avenue, London, England, N16 6JL 
- JACOB AND JACOB HEATING LTD- 10949745 - Incorporated on 6 September 2017 
- S JACOB LTD- 11792521 - Incorporated on 28 January 2019 
- I JACOB 8587 LTDActive - Proposal to Strike off- 11240967 - Incorporated on 7 March 2018 
- J JACOB LTDActive - Proposal to Strike off- 13792138 - Incorporated on 9 December 2021 
- OG ARNOLD LTDDisolved- 13579025 - Dissolved on 21 February 2023 
- DR K L ARNOLD LTD- 15765633 - Incorporated on 6 June 2024 
- WR ARNOLD LTDDisolved- 13607000 - Dissolved on 2 July 2024 
- ME ARNOLD LTDDisolved- 13909117 - Dissolved on 10 October 2023 
- CP ARNOLD LTDDisolved- 13922144 - Dissolved on 23 July 2024 
- JACOBS AND JACOBS LIMITEDDisolved- 10903173 - Dissolved on 12 August 2023 
- RT ARNOLD LTD- 14009446 - Incorporated on 29 March 2022 
- RE ARNOLD LTDActive - Proposal to Strike off- 14032000 - Incorporated on 7 April 2022 
- ARNOLD FX LTDDisolved- 15198255 - Dissolved on 18 March 2025 
- ARNOLD PO LTD- 16362348 - Incorporated on 2 April 2025