- C GREGG LTDActive - Proposal to Strike off- NI073967 
- GREGO A LTDActive - Proposal to Strike off- 11506866 - Incorporated on 8 August 2018 
- GB GREG LTDDisolved- 12514462 - Dissolved on 9 May 2023 
- GREG CH LTD- 14352439 - Incorporated on 13 September 2022 
- GREGO LTD- 15762971 - Incorporated on 5 June 2024 
- LUCASSO LTD- 06104538 - Incorporated on 14 February 2007 
- LUCAS MAJ LTDActive - Proposal to Strike off- 09407788 - Incorporated on 27 January 2015 
- BIG LUCAS LTDDisolved- 13000761 - Dissolved on 16 January 2024 
- LUCASFS LTDDisolved- 13571955 - Dissolved on 21 February 2023 
- ADY&LUCAS LTDDisolved- 12980437 - Dissolved on 18 October 2022 
- LUCAS,HODSON AND LUCAS LIMITED- 00774256 - Incorporated on 17 September 1963 
- C&M LONDON BUILDERS LTDActive - Proposal to Strike off- 11170070 - Incorporated on 25 January 2018 
- LUCAS GAS LTD- 12543778 - Incorporated on 2 April 2020 
- LUCAS BAY LTD- 16494811 - Incorporated on 4 June 2025 
- GREGD LTDActive - Proposal to Strike off- 09605705 - Incorporated on 22 May 2015 
- GREGZ900 LTD- 15235489 - Incorporated on 25 October 2023 
- GREGB LTD- 16098389 - Incorporated on 25 November 2024 
- CERVINIA LLPDisolved- OC301882 - Dissolved on 29 August 2023 
- LUCASH & CO LTD- 07997636 - Incorporated on 20 March 2012 
- LUCAS COWERDissolved- 07445620 - Dissolved on 3 April 2012