| ALL Weather Leisure Midlands Ltd | Administrative & support | 2016 |
| Allens Ropes & Electrical Limited | Construction | 2016 |
| Barwick Signs Limited | Manufacturing | 2010 |
| Bradley Green Nursery School Limited | Administrative & support | 2006 |
| Cox's Painters & Decorators Ltd | Construction | 2011 |
| Double Byte Limited | Information & communication | 2014 |
| Elite FCS Limited | Construction | 2012 |
| Fair Price Accounting Services Limited | Professional & scientific | 2010 |
| GHS Fabrications Ltd | Manufacturing | 2025 |
| Grendon Estates Limited | Households | 2011 |
| Grendon Hall Events Ltd | Hospitality | 2025 |
| Grendon Lakes Fishery Ltd | Agriculture & fishing | 2013 |
| Grendon Lakes Leisure Ltd | Arts & recreation | 2013 |
| Juice Hair Extensions Ltd | Other services | 2016 |
| Keresley Engineering Services Ltd | Professional & scientific | 2019 |
| Kings Road Associates Ltd | Professional & scientific | 2013 |
| Local Council Support Associates Ltd | Professional & scientific | 2006 |
| MAC Vehicle Movements Ltd | Transport & logistics | 2010 |
| Northants Renewables Ltd | Construction | 2012 |
| Parallel Property Services Limited | Administrative & support | 2015 |
| Sullivan Medical Ltd | Health & social care | 2020 |
| UK Chassis Limited | Manufacturing | 2022 |
| Unipas Services Limited | Administrative & support | 1987 |
| Virtual Frontier Consultancy Ltd | Professional & scientific | 2022 |
| Wade Coaching Limited | Arts & recreation | 2023 |