| 123 Heat Limited | Construction | 2020 |
| 123ESTATEAGENT Ltd | Real estate | 2018 |
| 123LOFTS Ltd | Construction | 2023 |
| 13BR Ltd | Real estate | 2024 |
| 39 Whitbread Road (Freehold) Limited | Other services | 2010 |
| 3LM Services Ltd | Professional & scientific | 2025 |
| 6OCCER Limited | Arts & recreation | 2014 |
| 79 New Chester Road Limited | Administrative & support | 2008 |
| 87 Management Ltd | Professional & scientific | 2016 |
| 8TEN12 Ltd | Professional & scientific | 2018 |
| A a Cooper Ltd | Construction | 2013 |
| A S Collection Services Ltd | Other services | 2024 |
| A. Halden & Co. Limited | Real estate | 1953 |
| A.K. Electrical Engineering Limited | Construction | 2014 |
| ABI Luffman Social Limited | Professional & scientific | 2025 |
| Abraham Natural Produce Limited | Manufacturing | 2006 |
| AC Holding (Kent) Ltd | Financial services | 2025 |
| Ace Carpet Cleaners Ltd | Other services | 2015 |
| Ace Facilities Solutions Ltd | Other services | 2024 |
| ACG Construction Limited | Construction | 2014 |
| AD Collection Services Ltd | Other services | 2018 |
| Advanced Body Coaching Ltd | Health & social care | 2022 |
| AGP Skincare Ltd | Wholesale & retail | 2026 |
| Aircraft Buyer Ltd | Administrative & support | 2021 |
| Aircraft Buyer Models Ltd | Wholesale & retail | 2024 |
| Al-Emaan Investments Limited | Financial services | 2025 |
| Al-Emaan Property Limited | Financial services | 2025 |
| ALL Lifts London Ltd | Manufacturing | 2023 |
| ALL Seasons Property Maintenance Ltd | Administrative & support | 2023 |
| Allchin Ltd | Professional & scientific | 2026 |
| Allegro School of Gymnastics Limited | Education | 2017 |
| Alltime Marketing Strategies Limited | Administrative & support | 2023 |
| Allumini Limited | Professional & scientific | 2018 |
| AM Recycling Materials Limited | Wholesale & retail | 2018 |
| Amass Holdings Ltd | Financial services | 2021 |
| Anastazja Limited | Real estate | 2014 |
| Anda Homes Ltd | Extraterritorial | 2021 |
| Anthony Bennett Consulting Ltd | Administrative & support | 2017 |
| Apples Pest Control Ltd | Administrative & support | 2023 |
| Aragon Building Services Ltd | Construction | 2009 |
| Arney Building Services Limited | Construction | 2017 |
| Arriba Soccer Ltd | Construction | 2023 |
| Artisan Heritage & Restoration Ltd | Manufacturing | 2024 |
| Artisan Painting & Decorating Ltd | Construction | 2023 |
| Artisan Plastercraft Limited | Construction | 2009 |
| Ashwood Cars Ltd | Wholesale & retail | 2019 |
| ATG Collection Services Ltd | Other services | 2023 |
| Attegia Property Investment Limited | Real estate | 2016 |
| Attwood and Co Property Services Ltd | Real estate | 2023 |
| Authentic Mario Pizza Ltd | Hospitality | 2018 |
| Avani Gaur Studio Ltd | Other services | 2026 |
| Axel Properties Limited | Construction | 2003 |
| Axis Recycling Ltd | Wholesale & retail | 2021 |
| B J Myers Haulage Limited | Extraterritorial | 1976 |
| B Steel Electrical Ltd | Construction | 2026 |
| B. D. Accountants Limited | Professional & scientific | 2012 |
| B.A.C.D. Accountants Limited | Professional & scientific | 2014 |
| B41LEY Holdings Limited | Financial services | 2022 |
| Banan Limited | Information & communication | 2004 |
| Barking Dog Media Limited | Professional & scientific | 2014 |
| Bbgg LLP | | 2025 |
| Beaches & Cream Salons (London) Limited | Administrative & support | 2017 |
| Beau Graphics Limited | Professional & scientific | 2012 |
| Bella Protect Ltd | Financial services | 2023 |
| Beverley Luckings Public Relations Limited | Manufacturing | 2016 |
| Bexley Glass Limited | Construction | 2017 |
| Big Cold Box Ltd | Administrative & support | 2016 |
| Billmartins Care Ltd | Health & social care | 2024 |
| Billmartins Textiles Ltd | Other services | 2015 |
| Blackfen 2 Ltd | Real estate | 2020 |
| Blanc Textiles Ltd | Wholesale & retail | 2024 |
| Bliss Fire & Electrical Services Limited | Construction | 2010 |
| Blue Creative Ltd | Professional & scientific | 2018 |
| Blue Top Property Limited | Real estate | 2025 |
| Bobs Builds Ltd | Construction | 2024 |
| Bodhi Studios Limited | Wholesale & retail | 2020 |
| Bofinn Limited | Real estate | 2014 |
| Bond Hair Professionals Ltd | Other services | 2023 |
| Boom Wholesale Ltd | Wholesale & retail | 2021 |
| Borthwick Property Investments Limited | Real estate | 2014 |
| Bourdillon Investments Limited | Real estate | 2017 |
| Brandt Electric Ltd | Construction | 2021 |
| Brewery Technical Dispense Service Limited | Manufacturing | 2007 |
| Brinks Property Management Ltd | Real estate | 2026 |
| Brinks Resources Limited | Financial services | 2024 |
| Bromley Construction Safety Ltd | Construction | 2017 |
| Bruin & Co Limited | Construction | 2024 |
| Btds Investments Limited | Real estate | 2014 |
| Build 2 Design Limited | Construction | 2009 |
| Burke Engineering Consultants Ltd | Professional & scientific | 2025 |
| Buy Hold & Sell Ltd | Wholesale & retail | 2021 |
| Buysure/Brinks Accommodation Management Limited | Hospitality | 2026 |
| BY Bear Beauty Ltd | Administrative & support | 2021 |
| C G Systems Ltd | Construction | 2020 |
| CAL Flooring Limited | Other services | 2004 |
| CAP RE Holdings Ltd | Financial services | 2026 |
| Capital Waste Solutions Limited | Water & waste | 1999 |
| Captivate Entertainment Ltd | Administrative & support | 2024 |
| Cavanagh & Cavanagh Ltd | Professional & scientific | 2026 |
| CGJ Properties Limited | Real estate | 2007 |