- DARELLAHAIR LIMITED- 15254228 - Incorporated on 1 November 2023 
- MATCON CIVIL ENGINEERING & GROUNDWORKS LTD- 07203080 - Incorporated on 25 March 2010 
- RJK (PLYMOUTH) LIMITED- 07706421 - Incorporated on 15 July 2011 
- MATHIAS FRANKE LIMITED- 06798329 - Incorporated on 22 January 2009 
- CLIVE MATHIAS LIMITED- 04038576 - Incorporated on 21 July 2000 
- MATHIAS CONSULTING LIMITED- 07488832 - Incorporated on 11 January 2011 
- MATHIAS & PARTNERS LIMITED- 08021244 - Incorporated on 5 April 2012 
- MATHIAS DRIVING LIMITEDActive - Proposal to Strike off- 09052135 - Incorporated on 22 May 2014 
- MATHIAS DEVELOPMENTS LIMITEDActive - Proposal to Strike off- 09192189 - Incorporated on 29 August 2014 
- MATHIAS MACHINERY LTD- 11379959 - Incorporated on 24 May 2018 
- MATHIAS BENNETT LIMITED- 11919029 - Incorporated on 1 April 2019 
- MATHIAS LOGISTICS LTDDissolved- 12307085 - Dissolved on 29 June 2021 
- B.B. MATHIAS & CO. LIMITED- 01269296 - Incorporated on 19 July 1976 
- GENTLE MATHIAS LLP- OC343678 - Incorporated on 27 February 2009 
- MATHIAS DC LIMITED- 14253170 - Incorporated on 25 July 2022 
- AISHA&MATHIAS LTDDisolved- 15058605 - Dissolved on 14 January 2025 
- MATHIAS GROUP LTD- 16202392 - Incorporated on 22 January 2025 
- 4 AND 4A DARELL ROAD LIMITED- 05526151 - Incorporated on 3 August 2005 
- DARELL CONSULTING LLPActive - Proposal to Strike off- OC309854 - Incorporated on 3 November 2004 
- WA & EM MATHIAS LIMITED- 06041689 - Incorporated on 4 January 2007