| Ace Childrens Occupational Therapy Limited | Health & social care | 2013 |
| Beliefco. Ltd. | Professional & scientific | 2024 |
| Chelsea Artisans Soft Furnishings (2006) Limited | Manufacturing | 2006 |
| Complete Audio Visual Equipment Limited | Administrative & support | 2001 |
| Cuddesdon Developments Ltd | Construction | 2019 |
| Cuspis Limited | Financial services | 2016 |
| Dorset Beverages Limited | Wholesale & retail | 2025 |
| Gaspm LLP | | 2013 |
| Halls Productions Ltd | Arts & recreation | 2020 |
| Heathlands M & E Group Ltd | Construction | 2023 |
| Itasca Creative Wines Limited | Manufacturing | 2025 |
| Itasca Films Limited | Information & communication | 2001 |
| Itasca Group PLC | Manufacturing | 2018 |
| Itasca Media Group Limited | Information & communication | 2006 |
| Itasca Studios Fairoaks Ltd | Information & communication | 2024 |
| Itasca Wines (Essex) Ltd | Manufacturing | 2021 |
| JRB Building and Developments Ltd | Construction | 2024 |
| Matt Goddard Limited | Arts & recreation | 2019 |
| Movie Talk Limited | Information & communication | 2006 |
| Penn Croft Vineyards Ltd | Agriculture & fishing | 2020 |
| PH15 Partners LLP | | 2012 |
| PH15 Ventures Ltd | Financial services | 2012 |
| Q People Ltd | Professional & scientific | 2007 |
| Q Tekteam Ltd | Information & communication | 2011 |
| Quadratek Consulting Ltd. | Information & communication | 1997 |
| Quadratek Data Solutions Limited | Information & communication | 2004 |
| Quadratek Infrastructure Ltd | Information & communication | 2012 |
| Quadratek Intelligence Systems Ltd | Professional & scientific | 2006 |
| Seventeen Twenty Eight Limited | Manufacturing | 2025 |
| THE Cellar Door (Hampshire) Limited | Hospitality | 2025 |
| WE Write Music Limited | Information & communication | 1997 |