- NEIL HARRIS LTDDisolved- 15055581 - Dissolved on 7 January 2025 
- DAVID NEIL LTDActive - Proposal to Strike off- SC643193 - Incorporated on 1 October 2019 
- NEIL HARRIS LIMITEDActive - Proposal to Strike off- 01691401 - Incorporated on 14 January 1983 
- DAVID NEILL LTDActive - Proposal to Strike off- 04590549 - Incorporated on 14 November 2002 
- NEIL PAUL HARRIS LTDDisolved- 15106918 - Dissolved on 19 December 2023 
- NEIL DAVIDSON LTD- SC425480 - Incorporated on 1 June 2012 
- DAVID J HARRIS LTD.- 10684596 - Incorporated on 22 March 2017 
- DAVID N HARRIS LTDDisolved- 15286064 - Dissolved on 18 March 2025 
- DAVID N HARRIS LTDActive - Proposal to Strike off- 11128369 - Incorporated on 2 January 2018 
- NEIL J HARRIS LIMITEDDissolved- 08447669 - Dissolved on 24 February 2015 
- HARRISON O'NEILL TM LTD- 16091528 - Incorporated on 20 November 2024 
- DAVID HARRIS 2015 LTDActive - Proposal to Strike off- 09376980 - Incorporated on 7 January 2015 
- DAVID O'NEILL CARS LTDDissolved- 05309655 - Dissolved on 26 July 2011 
- DAVID HARRIS LIMITED- 02039383 - Incorporated on 22 July 1986 
- DAVID HARRIS & CO LTDActive - Proposal to Strike off- 08642100 - Incorporated on 7 August 2013 
- DAVID O'NEILL LIMITEDLiquidation- 05042941 - Incorporated on 12 February 2004 
- NEIL HARRIS CONSULTING LTDActive - Proposal to Strike off- 11398993 - Incorporated on 5 June 2018 
- NEIL HARRIS ELECTRICAL LTD- 15478246 - Incorporated on 10 February 2024 
- NEIL HARRISON LIMITED- 07974288 - Incorporated on 2 March 2012 
- NEIL HARRIS NUCLEAR LIMITEDDissolved- 08371199 - Dissolved on 10 March 2015