| Activinsights Limited | Manufacturing | 2008 |
| Arcade (U K) Limited | Manufacturing | 1975 |
| ASC (Surveys) Limited | Construction | 2002 |
| B G Research Limited | Professional & scientific | 2004 |
| Bisham Asset Management Ltd | Professional & scientific | 2008 |
| Bonus Trading (Holdings) Ltd | Administrative & support | 2013 |
| Bonus Trading UK Ltd | Administrative & support | 2012 |
| Brookwell Estates Limited | Administrative & support | 2010 |
| E & S Tarmac Services Limited | | 1987 |
| Express Park (Kettering) Management Limited | Extraterritorial | 1993 |
| Greena Investments Limited | Real estate | 2024 |
| H2O Profiling Limited | Manufacturing | 2010 |
| HOF Properties Limited | Real estate | 2008 |
| Jagen Holdings Ltd | Financial services | 2023 |
| Keda Properties Limited | Real estate | 2024 |
| Kimbolton School Enterprises Limited | Administrative & support | 1991 |
| Lower Bache Courtyard Management Company Limited | Professional & scientific | 2024 |
| Oneform Limited | Construction | 2016 |
| PI Pack UK Ltd | Wholesale & retail | 2020 |
| Pickerings BID Consultancy Limited | Professional & scientific | 2023 |
| Puppy Mouse Limited | Administrative & support | 2010 |
| R C F Composites Limited | Manufacturing | 2025 |
| Racefab Ltd | Professional & scientific | 2014 |
| Red Elephant Promotions Limited | Wholesale & retail | 2005 |
| Regency Funeral Directors Limited | Administrative & support | 2021 |
| Road Race Rally Trading Ltd | Wholesale & retail | 2020 |
| Sikor Holdings Limited | Professional & scientific | 2008 |
| Simmonds Hobson Limited | Real estate | 1972 |
| SOL Industrial Roofing Limited | Construction | 2019 |
| Synergy Racing Developments Limited | Arts & recreation | 2021 |
| THE Adhesive Laundry Limited | Wholesale & retail | 1997 |
| Thetford Block Management Ltd | Real estate | 2022 |
| W2 Property Developments Impington Ltd | Construction | 2018 |
| W2 Property Holdings Ltd | Financial services | 2018 |
| Wimbard Consulting Ltd | Information & communication | 2020 |