| 2B Constructive Limited | Construction | 2010 |
| 365 Plumbing & Property Services Ltd | Construction | 2011 |
| A J Mills Properties Ltd | Real estate | 2021 |
| ALL 4U Trading Ltd | Wholesale & retail | 2016 |
| Amber Bale & Compact Limited | Manufacturing | 2008 |
| AMS Management Limited | Professional & scientific | 1998 |
| AMV Enterprise Limited | Wholesale & retail | 2012 |
| Anna Calvert Jewellery Limited | Manufacturing | 2020 |
| Apex Food Group Limited | Professional & scientific | 2004 |
| Ardour Agency Ltd | Professional & scientific | 2018 |
| Autopress Education Limited | Wholesale & retail | 2005 |
| Beacon International Limited | Manufacturing | 1995 |
| Bennet’S Afrocentric Stylists Salon Ltd | Other services | 2025 |
| BMG Decorating Ltd | Construction | 2023 |
| Bubbles and Blossoms Ltd | Extraterritorial | 2024 |
| Buckby Coaches Ltd | Transport & logistics | 2023 |
| Budacus Solutions Ltd | Construction | 2024 |
| Cheaney Shoes Limited | Manufacturing | 2009 |
| Clayton Environmental Limited | Professional & scientific | 2021 |
| Cornerstone Business Consulting UK Limited | Information & communication | 2025 |
| D Robinson & Co Limited | Water & waste | 2012 |
| De-Designs Limited | Professional & scientific | 2015 |
| Desborough Community Development Trust | Other services | 2010 |
| Desborough Designs Ltd | Wholesale & retail | 2016 |
| Desborough Scaffolding Limited | Construction | 2011 |
| Dlonra Hemem Limited | Construction | 2023 |
| Dunkelman & SON Limited | Manufacturing | 1949 |
| East Lodge Kettering Limited | Hospitality | 2025 |
| Ecobuild Construction Limited | Households | 2015 |
| EHS Home Support CIC | Health & social care | 2025 |
| Eiger Systems Ltd | Information & communication | 2012 |
| Elite Home Support Limited | Health & social care | 2019 |
| Elosco Limited | Agriculture & fishing | 1958 |
| EN345 Consultants Ltd | Professional & scientific | 2013 |
| Eqhs Consulting Ltd | Professional & scientific | 2015 |
| ES Retail Limited | Wholesale & retail | 2007 |
| Fifi’S Bar Ltd | Hospitality | 2024 |
| Forever Wild Outdoors CIC | Health & social care | 2023 |
| Funky Lifestyles Ltd | Wholesale & retail | 2005 |
| GB Property Experts Limited | Real estate | 2022 |
| Harmony Haven Children Home Ltd | Health & social care | 2024 |
| Holdenhurst Services Ltd | Wholesale & retail | 2024 |
| J & L Property Management Ltd | Real estate | 2023 |
| Jacaranda Carpets Ltd | Wholesale & retail | 2003 |
| Jacaranda Group Limited | Financial services | 2022 |
| JCL Property Holdings Limited | Financial services | 2022 |
| JED Design (Architectural Services) Limited | Professional & scientific | 2001 |
| Johnson’S Bookkeeping Services Ltd | Professional & scientific | 2021 |
| LL Deliveries Ltd | Transport & logistics | 2023 |
| M.And R. Projects Ltd | Real estate | 2008 |
| Magenta Domiciliary Care Services Ltd. | Other services | 2012 |
| Malde Hospitality Limited | Hospitality | 2025 |
| Matrix GAS Limited | Other services | 2018 |
| Mavy Care Limited | Health & social care | 2018 |
| MD Farrier Services Ltd | Professional & scientific | 2019 |
| Mentors Inc Ltd | Education | 2016 |
| Mgpp Ltd | Information & communication | 2019 |
| MZ Service Limited | Transport & logistics | 2015 |
| O KAY Engineering Services Limited | Manufacturing | 1963 |
| Okay Group Limited | Financial services | 2023 |
| Okay Holdings Limited | Financial services | 2019 |
| Partridges Holdings Limited | Financial services | 2023 |
| Partridgesuk Ltd | Administrative & support | 2008 |
| Provrein Counsultancy Limited | Professional & scientific | 2024 |
| R.R. Flexo Limited | Manufacturing | 2022 |
| Retro Healthcare Services Ltd | Other services | 2016 |
| RK Electrical Northants Ltd | Construction | 2022 |
| RK Park Homes & General Building Ltd | Construction | 2022 |
| RK Plumbing Northants Ltd | Construction | 2022 |
| RKP Recycling Limited | Other services | 2019 |
| Sean Owens Groundwork Contractors Limited | Construction | 2005 |
| SEE ME Speak Ltd | Health & social care | 2022 |
| SMN Group Ltd | Real estate | 2026 |
| Station Store Northampton Ltd | Wholesale & retail | 2026 |
| THE Mortgage Compass Ltd. | Financial services | 2017 |
| THE Old Works Ltd | Hospitality | 2014 |
| Trio Properties London Ltd | Real estate | 2023 |
| VEE DUB Solutions Ltd | Wholesale & retail | 2019 |
| Velvet Bloom Interiors Ltd | Professional & scientific | 2021 |
| Veritas Fulfilment Services Limited | Wholesale & retail | 2015 |
| Veritas Online Services Limited | Wholesale & retail | 2015 |
| Veritas Recruitment and Staffing Limited | Information & communication | 2015 |
| Veritas Specialist Services Limited | Wholesale & retail | 2015 |
| Wacoal Europe Ltd | Professional & scientific | 1993 |
| Wealthpsychology Ltd | Education | 2023 |
| Willowbrook Community Farm CIC | Education | 2024 |
| Willowbrook Events Ltd | Construction | 2006 |
| Wonfor Holdings Limited | Financial services | 2019 |
| Wooden Spa Solutions Ltd | Other services | 2014 |