| Aero Solutions UAV Ltd | Professional & scientific | 2023 |
| Aspire Electrical Contractors Ltd | Construction | 2017 |
| Astris Limited | Real estate | 2014 |
| Beautiful Homes (Tean) Limited | Administrative & support | 2009 |
| Biochp Limited | Energy | 2011 |
| Boys 2 MEN Limited | Other services | 2002 |
| Breizh Limited | Professional & scientific | 2008 |
| Campervan Coffee Co Limited | Wholesale & retail | 2022 |
| Charlotte James Limited | Administrative & support | 2000 |
| Coby Industries Limited | Professional & scientific | 2011 |
| Dannyhawker Medical Ltd | Professional & scientific | 2024 |
| Delves Keep Management Limited | Real estate | 2002 |
| EDM Advisory Limited | Professional & scientific | 2026 |
| Ending Coercive Offending CIC | Education | 2025 |
| Even Tickets Limited | Arts & recreation | 2006 |
| Fourth Quarter Investments Limited | Financial services | 2026 |
| Garden City Assurance Ltd | Professional & scientific | 2019 |
| Genassist International 2009 Limited | Professional & scientific | 2013 |
| Hargreaves Owen Limited | Professional & scientific | 2014 |
| HM Quickshifter (UK) Ltd | Manufacturing | 2006 |
| IMAGES4LIFE Limited | Information & communication | 2010 |
| Jaks Beauty Parlour Ltd | Wholesale & retail | 2014 |
| Justin Seaside Rentals Ltd | Real estate | 2019 |
| Kingstone Civil Engineering Limited | Construction | 2002 |
| Lasolanda Limited | Hospitality | 2022 |
| Lavella Hair Limited | Other services | 2022 |
| Leafbud Limited | Professional & scientific | 1989 |
| Lines and Squares Ltd | Professional & scientific | 2011 |
| North Herts Farmers Grain Limited | Wholesale & retail | 1991 |
| Orange Servicing Ltd | Hospitality | 2015 |
| Oz-Findz Ltd | Wholesale & retail | 2025 |
| Paramus Consulting Ltd | Professional & scientific | 2016 |
| Parkgate Management Company Limited | Households | 1982 |
| Paytv Ltd | Wholesale & retail | 2007 |
| R Hatton Limited | Professional & scientific | 2003 |
| Reach Creative Branding Ltd | Wholesale & retail | 2015 |
| Reserv Claims Analysis, LLC | | 2022 |
| Rising Stars Multi-Sports Limited | Education | 2008 |
| Rising Stars Wrap Around Clubs Limited | Health & social care | 2019 |
| Semita Ltd | Professional & scientific | 2013 |
| SEW and So's of Bungay Limited | Wholesale & retail | 2018 |
| Specialist Foods Limited | Hospitality | 1998 |
| Swift Shine Limited | Administrative & support | 2025 |
| THE Property Group (2010) Limited | Real estate | 2010 |
| Valorate IP Consultancy Limited | Professional & scientific | 2026 |
| W.F.S. Limited | Other services | 1994 |
| Wedgewood Way Estates Limited | Households | 1981 |
| Zagrobelny Ltd | Transport & logistics | 2014 |