- Duncan James, Mr. REEVES- Born April 1978 - Ground Floor Marlow Internationa, Parkway, Marlow, England, SL7 1YL 
- Clive Duncan, Mr. WILSON- Born February 1951 - 120 Beach Road, Sand Bay, Weston Super Mare, Somerset, United Kingdom, BS22 9UG 
- A. & J. JOHNSTONE LTD.- SC245393 - Incorporated on 10 March 2003 
- B & H JOHNSTONE LTD- SC436337 - Incorporated on 7 November 2012 
- Stuart Duncan, Mr. BROWN- Born July 1976 - C/O Sealpump Engineering Limited, 19 Ellerbeck Court, Stokesley Business Park, Stokesley, Middlesbrough, North Yorkshire, United Kingdom, TS9 5PT 
- IAN G JOHNSTONE- SL001010 - Incorporated on 4 August 1987 
- TEN TEN DESIGN LIMITED- 08172693 - Incorporated on 8 August 2012 
- D JOHNSTONE INVESTMENTS LTD- 07517756 - Incorporated on 4 February 2011 
- Thomas Duncan, Mr. HOPPE- Born December 1958 - 5th Floor 70 Gracechurch Street, London, England, EC3V 0XL 
- R JOHNSTON LIMITED- 11273563 - Incorporated on 23 March 2018 
- Hadrian Ivor Bulmer, Mr. THOMAS- Born November 1972 - Suite 591 124 City Road, London, England, EC1V 2NX 
- CAS DUNCAN LTD- SC660201 - Incorporated on 30 April 2020 
- IVOR & IYLA LTDActive - Proposal to Strike off- 11393274 - Incorporated on 1 June 2018 
- IVOR KNOX LTD- 12524869 - Incorporated on 18 March 2020 
- IVOR BURT LTD.- 02099552 - Incorporated on 13 February 1987 
- IVORY (ECO) LTD- 13652056 - Incorporated on 30 September 2021 
- KORI IVOR LTDActive - Proposal to Strike off- 15930387 - Incorporated on 2 September 2024 
- IVOR SEARLE LIMITED- 01364071 - Incorporated on 20 April 1978 
- IVOR CORAM LIMITEDDissolved- 05250650 - Dissolved on 25 March 2014 
- IVOR HALL LIMITEDDissolved- 01328593 - Dissolved on 14 May 2013