- MADDISON MULTIMEDIA LIMITED- 07042323 - Incorporated on 14 October 2009 
- MADDISON INVOICE LIMITEDActive - Proposal to Strike off- 07819037 - Incorporated on 21 October 2011 
- DEAN MADDISON LIMITEDActive - Proposal to Strike off- 07518781 - Incorporated on 7 February 2011 
- CAL MADDISON LIMITEDDisolved- 04331986 - Dissolved on 19 April 2022 
- MADDISON HARBORNE LIMITED- 08144564 - Incorporated on 16 July 2012 
- MADDISON ENGINEERING LTDActive - Proposal to Strike off- 08169099 - Incorporated on 6 August 2012 
- MADDISON GAMES LIMITED- 04791883 - Incorporated on 9 June 2003 
- MADDISON MEDIA LIMITED- 05684198 - Incorporated on 23 January 2006 
- HAMPTON & MADDISON LTDDissolved- 07321380 - Dissolved on 31 January 2012 
- MADDISON DEVELOPMENTS LIMITEDLiquidation- 05880459 - Incorporated on 18 July 2006 
- MADDISON HOMES LIMITED- 06067734 - Incorporated on 25 January 2007 
- GEORGIA MADDISON LTDActive - Proposal to Strike off- 09522220 - Incorporated on 1 April 2015 
- MADDISON CONSTRUCTION LTDActive - Proposal to Strike off- 09706853 - Incorporated on 28 July 2015 
- MADDISON PINE LIMITED- 08785767 - Incorporated on 21 November 2013 
- HUNTER MADDISON LIMITED- 09410816 - Incorporated on 28 January 2015 
- MADDISON LOGISTICS LTDDisolved- 12726187 - Dissolved on 14 December 2021 
- MADDISON PRESTIGE LIMITEDActive - Proposal to Strike off- 10029005 - Incorporated on 26 February 2016 
- MADDISON GRACE LIMITED- 10640088 - Incorporated on 27 February 2017 
- MADDISON STONES LTDDisolved- 10372817 - Dissolved on 18 July 2023 
- MADDISON ACCOUNTING LIMITED- 13366370 - Incorporated on 29 April 2021