- DAVE HORNER LIMITED- 04466148 - Incorporated on 20 June 2002 
- HORNER CONSULTANTS LIMITED- 08164934 - Incorporated on 1 August 2012 
- BAKEWELL & HORNER LIMITED- 04688545 - Incorporated on 6 March 2003 
- HORNER & HUDSONS LIMITED- 07361014 - Incorporated on 31 August 2010 
- ETIENNE HORNER LIMITED- 07216619 - Incorporated on 8 April 2010 
- HORNER FARMING LIMITEDLiquidation- SC237149 - Incorporated on 20 September 2002 
- HORNER PROPERTIES LIMITEDDissolved- 05259723 - Dissolved on 4 December 2012 
- HORNER TECHNOLOGY LTD- 09794876 - Incorporated on 25 September 2015 
- HORNER SOLUTIONS LTDActive - Proposal to Strike off- 13459496 - Incorporated on 16 June 2021 
- HORNER LOGISTICS LTDDisolved- 13769722 - Dissolved on 30 May 2023 
- MR PAUL DAVID CHISHOLM LIMITEDDisolved- 08471885 - Dissolved on 2 July 2024 
- MOSELEY & HORNER LTDActive - Proposal to Strike off- 08018285 - Incorporated on 3 April 2012 
- HORNER ROBERTS LTD- 05179082 - Incorporated on 14 July 2004 
- PAUL HORNER DIP WCF LTD- 04497949 - Incorporated on 29 July 2002 
- W AND M HORNER LIMITED- 04377075 - Incorporated on 19 February 2002 
- HORNER FLOWERS LTD.Active - Proposal to Strike off- 07732340 - Incorporated on 8 August 2011 
- HORNER CAPITAL LTD.Dissolved- 05373552 - Dissolved on 12 October 2010 
- WILLIAM HORNER LTD- NI703476 - Incorporated on 19 October 2023 
- HORNER INTERIORS LIMITEDActive - Proposal to Strike off- 09839000 - Incorporated on 23 October 2015 
- HORNER FOUNDATIONS LTD- 09946544 - Incorporated on 12 January 2016