| A&M UK Installation Ltd | Manufacturing | 2012 |
| AC Aerial Photography and Surveys Limited | Professional & scientific | 2020 |
| Adeola Systems Limited | Information & communication | 2018 |
| AFS Solutions Limited | Information & communication | 2004 |
| Allied Group Holdings Limited | Financial services | 2000 |
| April Dusk Limited | Wholesale & retail | 2023 |
| Avanti Arts Management Ltd | Arts & recreation | 2020 |
| Bedford Padel Tennis Limited | Administrative & support | 2022 |
| Box of Matches Ltd | Information & communication | 2011 |
| C L Williams Limited | Professional & scientific | 2025 |
| Cake Town Ltd | Manufacturing | 2024 |
| CJ Plant & Engineering Ltd | Manufacturing | 2021 |
| CLB Management Limited | Arts & recreation | 2010 |
| Cleverly Horticultural Limited | Wholesale & retail | 2002 |
| Comedy COW Shows Ltd | Administrative & support | 2018 |
| Datore Ltd. | Information & communication | 2018 |
| Demure Health and Beauty Ltd. | Other services | 2019 |
| Demux Video Services Limited | Information & communication | 2004 |
| DGH Construction Limited | Construction | 2011 |
| Eight Innovation Limited | Other services | 2008 |
| EMT Engineering Limited | Professional & scientific | 2014 |
| Energy Maintenance Technologies Limited | Administrative & support | 2009 |
| Fast Accounting Services Limited | Professional & scientific | 2004 |
| Football HR Limited | Administrative & support | 2018 |
| Forfar Properties Limited | Real estate | 2016 |
| Foster Percival Limited | Professional & scientific | 2020 |
| Future Information Projects Limited | Information & communication | 1994 |
| Garricks Court Management Company Ltd | Real estate | 2021 |
| Gian Consulting Ltd | Professional & scientific | 2015 |
| Global 3D Ltd | Manufacturing | 2020 |
| Hannah Redler-Hawes Consulting Limited | Professional & scientific | 2026 |
| Hazelco Limited | Construction | 2019 |
| Herbert Property Investments Ltd | Real estate | 2021 |
| Hertfordshire Cleaners Limited | Administrative & support | 2015 |
| Home Emoh Limited | Administrative & support | 2020 |
| HR Performance Limited | Administrative & support | 2008 |
| Human Performance Limited | Extraterritorial | 2006 |
| Imperative People Limited | Administrative & support | 2020 |
| James Kendall Estate Agents Limited | Real estate | 2011 |
| Janso Events Limited | Administrative & support | 2019 |
| JAX NO7 Limited | Professional & scientific | 2007 |
| JBD Property Maintenance Limited | Construction | 2020 |
| JMR Heating and Energy Ltd | Construction | 2022 |
| Julie Witana Limited | Administrative & support | 2004 |
| Kempston Court Management Co. Limited | Administrative & support | 1988 |
| London Flood Prevention Ltd | Construction | 2004 |
| Lyceum Property Ltd | Real estate | 2026 |
| Macs Fries Ltd | Hospitality | 2018 |
| Manor Farm Flitton Management Limited | Real estate | 2002 |
| Marston Business Park Management Company Limited | Professional & scientific | 2019 |
| Marston Property Ltd | Real estate | 2019 |
| N&U Property Investors Limited | Real estate | 2022 |
| Ncm-Construction Ltd | Construction | 2017 |
| Neil D Taylor Ltd | Professional & scientific | 2024 |
| Phplist Limited | Information & communication | 2011 |
| Precision Automation Systems Ltd | Manufacturing | 2018 |
| Pro Assist Property Services Ltd | Construction | 2018 |
| Safeguarding DOT Support Limited | Administrative & support | 2018 |
| Shapedsound Limited | Manufacturing | 2026 |
| Silver Birch Ventures Limited | Information & communication | 1999 |
| Steel Mach Solutions Ltd | Manufacturing | 2026 |
| Tanacross Limited | Information & communication | 2002 |
| Templers Safety and Security Ltd | Professional & scientific | 2019 |
| THE Angel Share Limited | Extraterritorial | 2018 |
| THE Forest of Marston Vale Trust | Agriculture & fishing | 1997 |
| THE Performance Group Limited | Administrative & support | 2002 |
| THE Townsend Centre Management Company Limited | Real estate | 1987 |
| THK Roofing Limited | Construction | 2022 |
| Tocdem Attachments & Utilities Ltd | Administrative & support | 2021 |
| Tocdem Attachments Ltd | Wholesale & retail | 2023 |
| Translating Nature Ltd | Arts & recreation | 2015 |
| V&H Property Care Limited | Administrative & support | 2025 |
| WA Carpentry Ltd | Construction | 2008 |
| Webbler Limited | Information & communication | 2019 |