- MERVYN COOL BOOKS LIMITEDDisolved- 15246061 - Dissolved on 11 June 2024 
- ROY DAVIES MARKETING LIMITED- 02484067 - Incorporated on 22 March 1990 
- DD2 LIMITEDDisolved- 04428947 - Dissolved on 24 December 2024 
- MARK DAVIES BLACK BELT ACADEMY LIMITEDDissolved- SC287312 - Dissolved on 1 March 2013 
- MARK DAVIES ASSOCIATES (MORTGAGE CONSULTANTS) LLP- OC338087 - Incorporated on 16 June 2008 
- MERVYN WELLER DECORATING LIMITEDDissolved- 02040263 - Dissolved on 8 June 2010 
- NIGEL MERVYN WEBBER LIMITED- 15599513 - Incorporated on 28 March 2024 
- MERVYN GREIG ASSOCIATES LTDActive - Proposal to Strike off- 06981339 - Incorporated on 5 August 2009 
- MERVYN FRANKLIN CONSULTING LIMITED- 07601520 - Incorporated on 12 April 2011 
- MERVYN STEWART (BANGOR) LIMITED- NI027919 - Incorporated on 8 November 1993 
- MERVYN NEWBERRY CONSULTING LIMITED- SC518587 - Incorporated on 23 October 2015 
- MERVYN CLAYTON DEVELOPMENTS LIMITED- NI042972 - Incorporated on 24 April 2002 
- MERVYN BOLLERS COMMS LIMITED- 11829873 - Incorporated on 15 February 2019 
- MERVYN LAMBERT PLANT LIMITED- 02144098 - Incorporated on 1 July 1987 
- MERVYN THOMAS RADNORSHIRE LIMITED- 03482304 - Incorporated on 17 December 1997 
- PHILIP MERVYN ASSOCIATES LTDDissolved- 04083552 - Dissolved on 19 July 2011 
- MERVYN ROSE ENGINEERING LIMITED- 04126962 - Incorporated on 18 December 2000 
- MERVYN WATKINS ASSOCIATES LIMITED- 04189650 - Incorporated on 29 March 2001 
- MERVYN HALL CONSULTANTS LIMITEDDisolved- 11045687 - Dissolved on 21 November 2023 
- DAVIES & DAVIES (GROUP) LTDIn Administration/Administrative Receiver- 03531734 - Incorporated on 20 March 1998