| 44-PLATINUM Ltd | Real estate | 2022 |
| 67 Rangoon Kitchen Ltd | Manufacturing | 2023 |
| A Casariu Ltd | Hospitality | 2022 |
| A E&J Limited | Real estate | 2024 |
| A H Carpenters & Joinery Ltd | Manufacturing | 2017 |
| A&J Cleaning and Property Services Ltd | Construction | 2026 |
| A2 Certified Accountants Limited | Professional & scientific | 2023 |
| AA & R Certified Accountants Limited | Professional & scientific | 2021 |
| Aaims Limited | Information & communication | 2016 |
| Abbey Park Consultancy Limited | Information & communication | 2008 |
| Abbots Arboricultural Advice Limited | Extraterritorial | 2012 |
| Abbots Fine Foods Limited | Wholesale & retail | 2016 |
| Abbots Healthcare Limited | Wholesale & retail | 2013 |
| Abbots Langley Social Club Ltd | Other services | 2024 |
| ABN Contract Cleaners Ltd | Administrative & support | 2022 |
| AC Construction (London) Ltd | Construction | 2017 |
| Ad-Med Practice Solutions Ltd | Administrative & support | 2024 |
| Adrian House (Freehold) Ltd | Households | 2005 |
| Afia Group Limited | Financial services | 2026 |
| Afia Property Investment Limited | Real estate | 2026 |
| Aghotic Limited | Wholesale & retail | 2016 |
| Agov Ltd | Hospitality | 2024 |
| Ahogan Limited | Professional & scientific | 2013 |
| AJ Stratford Limited | Construction | 2003 |
| AJL Property Investments Limited | Real estate | 2004 |
| Akii Global Investments Ltd | Hospitality | 2024 |
| Alban Furniture Limited | Manufacturing | 2017 |
| ALL Paws and Claws Academy Limited | Education | 2025 |
| ALL Saints Catholic Academy Trust | Education | 2012 |
| Allphase Electric Ltd | Construction | 2021 |
| Alphabet Healthcare Ltd | Professional & scientific | 2024 |
| AMA Electric Ltd | Construction | 2014 |
| Amaz Properties Limited | Real estate | 2021 |
| AN Cookware Ltd | Wholesale & retail | 2025 |
| Andrew Quibell Ltd | Wholesale & retail | 2025 |
| Anerleigh Property Management Ltd | Real estate | 2026 |
| ANI KAL Medical Ltd | Health & social care | 2022 |
| Anita Lucas Consulting Ltd | Professional & scientific | 2024 |
| Antoinette Court Management Company Limited | Hospitality | 1984 |
| Anwers' Healthcare Limited | Health & social care | 2015 |
| Armax Construction Limited | Construction | 2020 |
| Asutra Ltd | Wholesale & retail | 2019 |
| Atai Ltd | Wholesale & retail | 2017 |
| Atlantic HR Limited | Extraterritorial | 2008 |
| Aura Advisory Limited | Professional & scientific | 2023 |
| Aurora Scenery Limited | Construction | 2019 |
| Auto Keys & Security Ltd | Wholesale & retail | 2023 |
| AVC Construction LDN Ltd | Construction | 2026 |
| Avianworks Ltd | Information & communication | 2010 |
| AW Broadcast Ltd | Other services | 2009 |
| B&T Social Care Ltd | Health & social care | 2025 |
| Baldwin Property Services Limited | Hospitality | 2010 |
| Beauty&Co Ltd | Other services | 2022 |
| Bedmond Contracts Ltd | Construction | 2015 |
| Bedmond Hill (Nursery) Limited | Wholesale & retail | 1999 |
| Bedmond Hill Estates Ltd | Real estate | 2007 |
| Bedmond Motor Centre Ltd | Wholesale & retail | 2006 |
| Bedmond Road Management Company Limited | Households | 2018 |
| Benn Estates Ltd | Real estate | 2021 |
| Berisha Solutions Ltd | Information & communication | 2022 |
| Black and Concrete Ltd | Professional & scientific | 2026 |
| Blue Meow Ltd | Other services | 2014 |
| Blue Square Collective Limited | Administrative & support | 2018 |
| Blue Tulip Consultancy Limited | Administrative & support | 2011 |
| Bmtf Ltd | Health & social care | 2020 |
| Bmtf Properties Ltd | Real estate | 2024 |
| Boiler Reps Ltd | Construction | 2021 |
| Brandon Lewis International Ltd | Other services | 2017 |
| Breakoutcreative Ltd | Information & communication | 2025 |
| Breakspear Conservation Limited | Construction | 2022 |
| Breakspear Consulting Limited | Professional & scientific | 2023 |
| Breakspeare Community PRE School | Education | 2009 |
| Budget Plus Services Ltd | Administrative & support | 2018 |
| Buildright Solutions Limited | Construction | 2009 |
| Butlers in Denim Limited | Construction | 2009 |
| Canamis Life & Health Limited | Wholesale & retail | 2019 |
| Canisius Ltd | Professional & scientific | 2015 |
| Carewatford Limited | Hospitality | 2018 |
| Cars Matter Ltd | Wholesale & retail | 2017 |
| Casual Singles TCG Ltd | Wholesale & retail | 2024 |
| CEN Developments Ltd | Construction | 2025 |
| Charles Turley Associates Limited | Information & communication | 1999 |
| Cheap & Easy Construction Ltd | Construction | 2015 |
| Cheeky Signs Limited | Manufacturing | 2007 |
| Chef BEN Perkins Ltd | Hospitality | 2025 |
| Chelsea Doctors Diagnostics Ltd | Health & social care | 2024 |
| Chelsea Doctors Network Ltd | Information & communication | 2014 |
| Chelsea Doctors Pharma Ltd | Health & social care | 2024 |
| CHĀ Limited | Manufacturing | 2023 |
| CJT Service Ltd | Information & communication | 2015 |
| Clarucci Industry (UK) Holding Ltd | Professional & scientific | 2016 |
| Clarucci Industry Limited | Professional & scientific | 2007 |
| Cleanical Services Limited | Administrative & support | 2026 |
| Climate Contractors Ltd | Construction | 2025 |
| Clypt Limited | Information & communication | 2023 |
| CMS Chauffeurs Limited | Transport & logistics | 2025 |
| Coanco Ltd | Professional & scientific | 2014 |
| Colalwell Investments (UK) Ltd | Real estate | 1990 |
| Colalwell Ltd | Professional & scientific | 2019 |
| Coren Living Ltd | Real estate | 2025 |