| Hammersley & Company Ltd | Staines-Upon-Thames | 2000 |
| Hammersley Investments Ltd | Eastleigh | 2013 |
| Hammerson (Brent Cross NO.2) Limited | London | 2019 |
| Hammerson (Brent Cross NO.3) Limited | London | 2025 |
| Hammerson (Euston Square) Limited | London | 1997 |
| Hammerson Bull Ring 2 Limited | London | 2016 |
| Hammerson Bull Ring Investments NO.1 Limited | London | 2025 |
| Hammerson Bull Ring Investments NO.2 Limited | London | 2025 |
| Hammerson Employee Share Plan Trustees Limited | London | 2000 |
| Hammerson Grand Central Investments Limited | London | 2025 |
| Hammerson Group Limited | London | 1953 |
| Hammerson Investments (NO.26) Limited | London | 2003 |
| Hammerson Mglp 2 Limited | London | 2014 |
| Hammerson Oracle Investments 1 Limited | London | 2019 |
| Hammerson Oracle Investments 2 Limited | London | 2019 |
| Hammerson Renewable Energy Limited | London | 2016 |
| Hammerson Shelf Co 18 Limited | London | 2025 |
| Hammerson Shelf Co 19 Limited | London | 2025 |
| Hammerson Shelf Co 20 Limited | London | 2025 |
| Hammerstein's Ltd | London | 2008 |
| Hammertime Games Limited | Harrogate | 2025 |
| Hammertons Funeral Services Holdings Limited | Nottingham | 2020 |
| Hammerwood Construction Limited | South Godstone | 2016 |
| Hammerwood Investments Limited | Uckfield | 1972 |
| Hammond 1970 Limited | Abingdon | 2013 |
| Hammond Carpentry Contractors Limited | Bristol | 2023 |
| Hammond Commercial Vehicle Centre Limited | Suffolk | 1990 |
| Hammond JT Ltd | Stone | 2016 |
| Hammond Mechanical Services Limited | Newcastle Upon Tyne | 2023 |
| Hammond Organic Products Limited | Brierley Hill | 1978 |
| Hammond Solvents Limited | West Midlands | 1976 |
| Hammonds (UK) Limited | Birmingham | 2002 |
| Hammonds Business Consultants Limited | Beckenham | 2003 |
| Hammonds Green 1960 Limited | Southampton | 2014 |
| Hammonds of Halesworth Limited | Suffolk | 1991 |
| Hammonds Photography Studio Limited | Maldon | 2016 |
| Hamodari Invest Limited | London | 2024 |
| Hamodari Limited | London | 2024 |
| Hampak Limited | Epping | 2013 |
| Hampers of the World Limited | Blackburn | 2024 |
| Hampshire Classic and Performance Limited | London | 2017 |
| Hampshire Drone Ltd | Fareham | 2017 |
| Hampshire Drywall Ltd | Portsmouth | 2023 |
| Hampshire Fire & Security Ltd | Bath | 2020 |
| Hampshire Flooring Limited | Cosham | 2026 |
| Hampshire Forklift Training Limited | Broadstairs | 2024 |
| Hampshire Hill Limited | Sutton-In-Ashfield | 2002 |
| Hampshire Interim Solutions Limited | Paignton | 2009 |
| Hampshire OIL & Grease Ltd | Corhampton | 2017 |
| Hampshire Plant & Access Ltd | Normanton | 2008 |
| Hampshire Renewable Services Ltd | Gosport | 2023 |
| Hampshire School of Flying Limited | Fareham | 2013 |
| Hampshire Structures Limited | Andover | 1993 |
| Hampshire Surface Treatments Ltd | Eastleigh | 2013 |
| Hampsmith Limited | Enfield | 2018 |
| Hampson Engineering Services Limited | London | 1958 |
| Hampsons Leisure World Limited | Manchester | 1987 |
| Hampstead Driving School Limited | London | 2012 |
| Hampstead Heating Ltd | Reading | 2011 |
| Hampstead Property Portfolios Limited | London | 2017 |
| Hampton Close 1968 Limited | Herne Bay | 2014 |
| Hampton Decking Holdings Limited | Solihull | 2021 |
| Hampton House Interiors Ltd | Malpas | 2022 |
| Hampton Jarvis Limited | Harrogate | 2025 |
| Hampton Mews Management Limited | Belfast | 2008 |
| Hampton Nominee Co 1 Limited | Slough | 2017 |
| Hampton Nominee Co 2 Limited | Slough | 2017 |
| Hampton Pet Services Limited | Cirencester | 2023 |
| Hampton Printing (London) Limited | Halesowen | 2019 |
| Hampton Steel and Wire Limited | Wellingborough | 1952 |
| Hampton Wells Limited | Essex | 1996 |
| Hamptons Group Limited | Altrincham | 1996 |
| Hamran Limited | London | 2013 |
| Hamre Hsse & Q Limited | London | 2020 |
| Hamsaard 2019 Limited | Murray Street | 1996 |
| Hamsard 2708 Limited | Henley-In-Arden | 2003 |
| Hamsard 3425 Limited | Warrington | 2016 |
| Hamsard 3449 Limited | Knaresborough | 2017 |
| Hamsard 3450 Limited | Knaresborough | 2017 |
| Hamsard 3463 Limited | London | 2017 |
| Hamsard 3464 Limited | London | 2017 |
| Hamsard 3468 Limited | Knaresborough | 2017 |
| Hamsard 3524 Limited | Cheadle | 2018 |
| Hamsard 3537 Limited | Sheffield | 2019 |
| Hamsard 3539 Limited | Northampton | 2019 |
| Hamsard 3555 Limited | London | 2020 |
| Hamsard 3575 Limited | Manchester | 2020 |
| Hamsard 3576 Limited | Manchester | 2020 |
| Hamsard 3667 Limited | York | 2022 |
| Hamsard 3669 Limited | Manchester | 2022 |
| Hamsard 3670 Limited | Manchester | 2022 |
| Hamsard 3671 Limited | Manchester | 2022 |
| Hamsard 3689 Limited | London | 2022 |
| Hamsard 3751 Limited | Liverpool | 2024 |
| Hamsard 3772 Limited | Northampton | 2024 |
| Hamsard 3791 Limited | Dukinfield | 2024 |
| Hamsard 3797 Limited | London | 2024 |
| Hamsard 3824 Limited | London | 2025 |
| Hamsard 3825 Limited | London | 2025 |
| Hamsard 3826 Limited | London | 2025 |