- GREGG PUGH LIMITEDDisolved- 07288625 - Dissolved on 23 February 2022 
- PETER GREGG LIMITED- 05544067 - Incorporated on 23 August 2005 
- GREGG ASSOCIATES LIMITEDActive - Proposal to Strike off- 04667123 - Incorporated on 14 February 2003 
- GREGG SHOULDER LIMITED- 05769547 - Incorporated on 5 April 2006 
- HARRY GREGG FOUNDATION- NI628847 - Incorporated on 22 January 2015 
- GREGG SOLUTIONS LTDDisolved- 12663309 - Dissolved on 16 November 2021 
- GREGG BALDWIN LIMITED- 10166193 - Incorporated on 6 May 2016 
- GREGG SERVICE LIMITED- 10274046 - Incorporated on 12 July 2016 
- GREGG CONSULTING LTDDisolved- 09925535 - Dissolved on 24 January 2023 
- GREGG AUTOMOBILE LTDActive - Proposal to Strike off- 10752754 - Incorporated on 3 May 2017 
- GREGG PROPERTIES LIMITED- 12454748 - Incorporated on 11 February 2020 
- GREGGMOUNT FARM LTD- NI634391 
- GREGGS TRUCKING LTDActive - Proposal to Strike off- 11536315 - Incorporated on 24 August 2018 
- T & J GREGG HOLDINGS LTDDisolved- 11732008 - Dissolved on 24 January 2023 
- DG BUILDERS (MK) LTDLiquidation- 13469713 - Incorporated on 21 June 2021 
- MR.MR. LTDDisolved- 14252327 - Dissolved on 5 December 2023 
- MR MR2 LTD- 11218539 - Incorporated on 21 February 2018 
- MQR PROPERTIES LTDActive - Proposal to Strike off- 10698198 - Incorporated on 30 March 2017 
- MR & MR LTD- 16489396 - Incorporated on 2 June 2025 
- GREGGAINS LIMITEDActive - Proposal to Strike off- 03509302 - Incorporated on 12 February 1998