| Aetna (UK) Limited | Manufacturing | 1990 |
| Aureole Risk Services Limited | Financial services | 2025 |
| Barley and Vine Limited | Hospitality | 2025 |
| Coolscape Ltd | Extraterritorial | 2024 |
| CP Complete Construction Ltd | Construction | 2021 |
| Custom TEK Limited | Wholesale & retail | 2011 |
| Downloadbuyer.Com Ltd | Professional & scientific | 2008 |
| E.H. Mcfarlane & Company | | 1979 |
| Electraquik Limited | Manufacturing | 1998 |
| GJO Rentals Ltd | Real estate | 2024 |
| Grand Union Twymill Developments Limited | Construction | 1999 |
| Grand Union Twymill Limited | Real estate | 1999 |
| Green Systems Engineering Limited | Energy | 2009 |
| Hedgerson Homes Ltd | Real estate | 2022 |
| Interlaced AV Limited | Other services | 2018 |
| J F Powell (Basingstoke) Limited | Real estate | 1960 |
| Jarvis Editorial Limited | Information & communication | 2016 |
| JPH Electricals Group Ltd | Construction | 2018 |
| Kimberley KAY Limited | Wholesale & retail | 2018 |
| Kingsway (Pyewipe) Industrial Limited | Real estate | 1974 |
| Kingsway Pension Trust Limited | Real estate | 1973 |
| LGY Properties Limited | Real estate | 2015 |
| Longwood Health Ltd | Health & social care | 2023 |
| Lousada (Developments) Limited | Real estate | 2007 |
| Lousada (London) Limited | Real estate | 2005 |
| Lousada Development Limited | Real estate | 2007 |
| Lousada Kettering Limited | Real estate | 2007 |
| Lousada PLC | Real estate | 1969 |
| Mahran Medical Consultancy Ltd | Health & social care | 2014 |
| Mendip Mews (Oakley) Management Limited | Households | 2019 |
| Oakley Wood Timber Limited | Wholesale & retail | 2016 |
| OGC Heritage Ltd | Wholesale & retail | 2025 |
| PW Doors Limited | Construction | 2011 |
| Red Light Wellness Ltd | Other services | 2022 |
| RWC Consulting Ltd | Administrative & support | 2002 |
| Stocker London Ltd | Wholesale & retail | 2023 |
| Svtmanagement Ltd | Information & communication | 2016 |
| Swiftsure Design Limited | Professional & scientific | 2012 |
| Telford Property Investments Limited | Real estate | 1988 |
| Test Equipment Solutions Europe Limited | Professional & scientific | 2003 |
| Test Equipment Solutions Limited | Wholesale & retail | 1999 |
| That Idea Ltd | Information & communication | 2013 |
| THE Schools Challenge Limited | Professional & scientific | 2008 |
| Trotside Limited | Agriculture & fishing | 1977 |
| Tumblepups Pet Services Ltd | Other services | 2016 |
| Udell Development Limited | Information & communication | 2022 |
| Walnut Farm Lets Ltd | Real estate | 2021 |
| Wenn/Soft Inc. | | 2002 |
| Windmill Windows (UK) Limited | Construction | 2005 |
| Zeal Hotel (Exeter) Ltd | Hospitality | 2021 |