- MR ROBERT PLUMMER LTD- 12535679 - Incorporated on 26 March 2020 
- MRS.D.V.A.HARRISON LIMITED- 00615987 - Incorporated on 2 December 1958 
- HARRISON ROBERTS INT'L LTD- 07508795 - Incorporated on 27 January 2011 
- TINY GIANT ENTERTAINMENT LIMITED- 14526089 - Incorporated on 6 December 2022 
- EDUCATION WITH MRS NEIL LTD- 16402512 - Incorporated on 23 April 2025 
- NEIL WARNER MRTPI LIMITED- 10010966 - Incorporated on 17 February 2016 
- ROBERT A HARRISON LIMITEDActive - Proposal to Strike off- 04625795 - Incorporated on 30 December 2002 
- ROBERT HARRISON LIMITED- NI730925 - Incorporated on 30 June 2025 
- NEIL ROBERTS ENGINEERING LTDDissolved- 09471709 - Dissolved on 23 August 2016 
- ROBERT SCOTT HARRISON LTD- 15948036 - Incorporated on 10 September 2024 
- ROBERT NEIL WALKER CONSTRUCTION LTDDisolved- 12805286 - Dissolved on 18 January 2022 
- NEIL HARRISON CONFERENCES LTDDissolved- 03890894 - Dissolved on 21 May 2013 
- NEIL HARRISON CONSULTING LTD- 15851681 - Incorporated on 22 July 2024 
- ROBERT NEIL PROCESS SAFETY LTDLiquidation- SC464995 - Incorporated on 2 December 2013 
- HARRISON ROBERTS LIMITEDLiquidation- 05317323 - Incorporated on 20 December 2004 
- HARRISON & ROBERTS LIMITED- 06763278 - Incorporated on 2 December 2008 
- MR GAVIN ROBERT DORMAN LTDDisolved- 15364831 - Dissolved on 27 August 2024 
- MR DAVID ROBERT WEAVER LTD.Active - Proposal to Strike off- 15543865 - Incorporated on 6 March 2024 
- MR ROBERTS FORMAL HIRE LTD- 12189222 - Incorporated on 4 September 2019 
- MR ROBERT L BILLINGSLEY LTDActive - Proposal to Strike off- 08657768 - Incorporated on 20 August 2013