| 08831198 Limited | Professional & scientific | 2014 |
| 1.21 Geekawatts Ltd. | Manufacturing | 2018 |
| 3-COLORI UK Ltd | Wholesale & retail | 2006 |
| A & P Structural Consultants Ltd | Construction | 2012 |
| A2Z Domestics Ltd | Other services | 2025 |
| Absolute Group (East) Ltd | Wholesale & retail | 2020 |
| Ace Drainage & Water Solutions Ltd | Construction | 2017 |
| Acer Landscapes & Grounds Maintenance Ltd | Administrative & support | 2025 |
| Adam John Developments Limited | Real estate | 2025 |
| ADU First AID Ltd | Education | 2016 |
| Aerial Angels UK Ltd | Arts & recreation | 2025 |
| Air Cooled Environments Limited | Manufacturing | 2013 |
| Akef Ltd | Extraterritorial | 2023 |
| Alany Ltd | Real estate | 2025 |
| Aldu Services Limited | Construction | 2015 |
| Allfourconsulting Limited | Professional & scientific | 2017 |
| Alliance Technical Support Services Limited | Information & communication | 2002 |
| Amps-Mac Limited | Construction | 2019 |
| Aniyar UK Ltd | Hospitality | 2024 |
| ANN Dobson Ltd | Health & social care | 2014 |
| APL Utilities Limited | Energy | 2024 |
| Aqua Drainage & Plumbing Solutions Limited | Construction | 2011 |
| Archer 88 Limited | Construction | 2019 |
| Arrow Marketing Ltd | Professional & scientific | 2025 |
| Arrowpak (Transport and Warehousing) Limited | Transport & logistics | 1980 |
| Arrowpak International Movers Limited | Transport & logistics | 2002 |
| Arrowpak Military Services Limited | Transport & logistics | 2002 |
| Ashley SAW Mills Limited | Manufacturing | 1984 |
| ASI Fresh Produce Ltd | Wholesale & retail | 2025 |
| Aston Precision Engineering Limited | Manufacturing | 2011 |
| Atlas Pallets Limited | | 1980 |
| Atreides Ltd. | Wholesale & retail | 2020 |
| Atticus AMK Limited | Professional & scientific | 2024 |
| Aurelia Holdings Limited | Administrative & support | 2015 |
| Autoshares Limited | Wholesale & retail | 2021 |
| Ayna Barber Ltd | Other services | 2025 |
| B & B Betts Limited | Wholesale & retail | 2022 |
| B and D Property Assets Ltd | Hospitality | 2020 |
| B Orchid Ltd | Hospitality | 2023 |
| B&Mc Consultancy Services Ltd | Professional & scientific | 2017 |
| Baba Catering Limited | Hospitality | 2017 |
| Baldape Parlour Ltd | Wholesale & retail | 2020 |
| Barrels Super Store Ltd | Wholesale & retail | 2014 |
| Behaviour Bloom Ltd | Health & social care | 2025 |
| Belltech Electrical Services Ltd | Construction | 2022 |
| Betnel Ltd | Real estate | 2022 |
| Betts of Brandon Limited | Construction | 2011 |
| Blair-Fox Limited | Professional & scientific | 2006 |
| Bohouse Creative Collective Limited | Professional & scientific | 2017 |
| Brandon Allotments Limited | Arts & recreation | 2000 |
| Brandon Auto Electrics Limited | Wholesale & retail | 2003 |
| Brandon Autos Ltd | Wholesale & retail | 2026 |
| Brandon Body Centre Limited | Wholesale & retail | 2000 |
| Brandon Butchers Limited | Wholesale & retail | 2023 |
| Brandon Chiropractic Limited | Professional & scientific | 2010 |
| Brandon Commercials and Cars Limited | Wholesale & retail | 1982 |
| Brandon Cuisine Limited | Hospitality | 2021 |
| Brandon Curry House Limited | Hospitality | 2025 |
| Brandon Direct Limited | Construction | 2020 |
| Brandon Hall Farm Limited | Agriculture & fishing | 2003 |
| Brandon Heating Services Ltd | Construction | 2011 |
| Brandon in Bloom C.I.C. | Administrative & support | 2020 |
| Brandon Motor Auctions Ltd | Wholesale & retail | 2025 |
| Brandon Services Ltd | Transport & logistics | 2018 |
| Breckland Maintenance Services Ltd | Manufacturing | 2006 |
| Breckland Vehicle Specialists Ltd | Wholesale & retail | 2013 |
| Brendon Hand Car Wash Ltd | Other services | 2011 |
| Britgenic Ltd | Manufacturing | 2020 |
| Broadacre (Lakenheath) Limited | Construction | 2017 |
| Broadbury Properties Ltd | Real estate | 2002 |
| C & D Motors and Servicing Limited | Wholesale & retail | 2020 |
| C & D Windscreens Limited | Other services | 2017 |
| Café Lakehouse Ltd | Hospitality | 2022 |
| Calahan Consulting Limited | Information & communication | 2013 |
| Cambridge Landscaping Ltd | Administrative & support | 2023 |
| Cannon Business Management Limited | Professional & scientific | 2012 |
| Carbon Neutral Petrol Ltd | Professional & scientific | 2020 |
| Cefcefcef Ltd | Wholesale & retail | 2025 |
| Cefn Ltd | Wholesale & retail | 2024 |
| Central Garage Lakenheath Limited | Extraterritorial | 2019 |
| CGM Media Limited | Professional & scientific | 2017 |
| Chase Plastics and Recycling Limited | Financial services | 2013 |
| Chase Plastics Limited | Manufacturing | 1981 |
| Chase Timber Products Limited | Wholesale & retail | 2005 |
| Chilterns Limited | Real estate | 1999 |
| China Garden Brandon Ltd | Hospitality | 2022 |
| Christian Hunter Holdings Limited | Financial services | 2024 |
| Christmas Hill Limited | Hospitality | 2020 |
| Cj's Sandwich Bar Limited | Hospitality | 2010 |
| Codfather Cheshire Ltd | Hospitality | 2019 |
| Coledene Ltd | Professional & scientific | 2025 |
| Colin Noble Limited | Construction | 2024 |
| Comfyironing & Alterations Ltd | Other services | 2024 |
| Cookiecakes Ltd | Manufacturing | 2021 |
| Corkey's Magic Show Ltd | Arts & recreation | 2023 |
| Craft Nest CNC Ltd | Construction | 2025 |
| CWK9 Security Ltd | Administrative & support | 2021 |
| Cynthia Della Hoy's Croxton Charity | Health & social care | 2012 |
| D B Technical Services Limited | Professional & scientific | 2006 |
| D Pearce Builders Ltd | Construction | 2019 |