- THE MARRIAGE ZONE LTD- 07802587 - Incorporated on 10 October 2011 
- GRANTHAM MANUFACTURING LIMITED- 01929256 - Incorporated on 9 July 1985 
- CHANDLERS OF GRANTHAM- 00390978 - Incorporated on 8 November 1944 
- GRANTHAM ENGINEERING LTD.- 00415925 - Incorporated on 26 July 1946 
- GRANTHAM HOUSE LIMITEDDissolved- 07783269 - Dissolved on 12 January 2016 
- GRANTHAM PARTNERS LIMITEDActive - Proposal to Strike off- 07312374 - Incorporated on 13 July 2010 
- GRANTHAM SPECSAVERS LIMITED- 02853750 - Incorporated on 15 September 1993 
- GRANTHAM VISIONPLUS LIMITED- 02853756 - Incorporated on 15 September 1993 
- GRANTHAM TECHNOLOGY LTDDissolved- 06423841 - Dissolved on 19 October 2010 
- CHRIS GRANTHAM LIMITEDDissolved- 05880510 - Dissolved on 2 March 2010 
- GRANTHAM (YORKSHIRE) LIMITED- 05991905 - Incorporated on 8 November 2006 
- GRANTHAM HAZELDINE LIMITED- 05704872 - Incorporated on 10 February 2006 
- GRANTHAM METALS LIMITEDLiquidation- 02104876 - Incorporated on 2 March 1987 
- GRANTHAM HOMES LIMITEDActive - Proposal to Strike off- 09419575 - Incorporated on 3 February 2015 
- GRANTHAM TANDOORI LTDDisolved- 11288574 - Dissolved on 27 July 2021 
- GRANTHAM UTILITY LIMITED- 10802075 - Incorporated on 5 June 2017 
- GRANTHAM ROBOTICS LTDDisolved- 12824635 - Dissolved on 30 August 2022 
- RAS GRANTHAM LIMITED- 12102718 - Incorporated on 15 July 2019 
- GRANTHAM CAMPERS LIMITED- 11780014 - Incorporated on 22 January 2019 
- GRANTHAM WDR LIMITED- 12525068 - Incorporated on 18 March 2020