| 786 Business Solutions Limited | Wholesale & retail | 2014 |
| 786 Mortgages Ltd | Financial services | 2021 |
| 835-841 Green Lanes RTM Company Limited | Households | 2019 |
| 84 Broomfield Road RTM Company Limited | Households | 2017 |
| 84 Queenstown Road RTM Company Limited | Households | 2014 |
| 86 Ellison Road RTM Company Limited | Households | 2016 |
| 87 Brondesbury Villas Limited | Households | 2010 |
| 87 Shirland Road Management Company Limited | Households | 1987 |
| 88 Branksome Road RTM Company Limited | Households | 2017 |
| 88 Eardley Road RTM Company Limited | Households | 2014 |
| 9 Arthur Road Limited | Households | 2002 |
| 9 Cranston Road RTM Company Limited | Households | 2013 |
| 9 Wadeson Street Freehold Limited | Real estate | 2013 |
| 9-10-11 Prima Road Limited | Households | 1999 |
| 9-12 Berry Close RTM Company Limited | Households | 2017 |
| 90 Markhouse Road RTM Company Limited | Households | 2022 |
| 914 Media Limited | Professional & scientific | 2023 |
| 91BARBERS Ltd | Other services | 2016 |
| 93 Blackheath Hill Limited | Other services | 2004 |
| 98 Golf Media Ltd | Manufacturing | 2024 |
| 99 Management Company Limited | Households | 1988 |
| A & a Home Extensions Ltd | Construction | 2024 |
| A & B International Limited | Manufacturing | 2020 |
| A & E Central Heating Services Ltd | Construction | 2023 |
| A & H Baloch Limited | Transport & logistics | 2026 |
| A & R Eyecare Ltd | Wholesale & retail | 2011 |
| A & R Fire Ltd | Construction | 2026 |
| A & S Synergy Limited | Real estate | 2020 |
| A & Z Enterprise Ltd-Uk Limited | Real estate | 2017 |
| A 1 Bacon Company Limited | Manufacturing | 1979 |
| A 29 Ltd | Transport & logistics | 2018 |
| A Ajadi Consulting Ltd | Professional & scientific | 2016 |
| A B Pallet Solutions Ltd | Administrative & support | 2015 |
| A J Safety Services Ltd | Administrative & support | 2024 |
| A Latif Properties Ltd | Real estate | 2021 |
| A LEE Setting Limited | Manufacturing | 2012 |
| A Legacy Electrical Ltd | Construction | 2020 |
| A Little Living CLF Ltd | Health & social care | 2023 |
| A Mosea Limited | Health & social care | 2013 |
| A Nevill Ltd | Professional & scientific | 2024 |
| A Plus Carpentry Ltd | Construction | 2017 |
| A R Pallet Services Limited | Wholesale & retail | 2018 |
| A Rout Electrical Ltd | Construction | 2020 |
| A SQR Properties Ltd | Real estate | 2022 |
| A SQR UK Limited | Information & communication | 2013 |
| A Star Engineering Ltd | Administrative & support | 2024 |
| A Young Editor Ltd | Information & communication | 2018 |
| A&D Shaqiri Limited | Real estate | 2019 |
| A&E Golden Clean Limited | Administrative & support | 2026 |
| A&P Network Solutions Ltd | Information & communication | 2025 |
| A&R Cars Limited | Wholesale & retail | 2016 |
| A&T Refresh Barbers Ltd | Other services | 2018 |
| A+ Boilers & Electrics Ltd | Manufacturing | 2008 |
| A-A Sparks Ltd | Construction | 2026 |
| A-Nur Consultancy Limited | Professional & scientific | 2025 |
| A-Star Fire Sprinklers Ltd | Construction | 2022 |
| A. Edmeades & SON Limited | Construction | 2008 |
| A. Medical Wellbeing Ltd | Education | 2023 |
| A.D Distributions Limited | Wholesale & retail | 2025 |
| A.F. Clough Ortho Ltd | Health & social care | 2024 |
| A.F.Hussey(London)Limited | Manufacturing | 1963 |
| A.H. Procurement & Supply Chain Ltd | Professional & scientific | 2013 |
| A.I Auto Services Ltd | Wholesale & retail | 2025 |
| A.I.E Dynamic Ltd | Professional & scientific | 2024 |
| A.I.I Healthcare Ltd | Health & social care | 2025 |
| A.J. Wadhams & Co. Limited | Construction | 1972 |
| A.Lemay Ltd | Professional & scientific | 2019 |
| A.O. Property Development Ltd | Construction | 2023 |
| A.P.M Interiors Limited | Construction | 2017 |
| A.R.T. Innovation Properties Ltd | Real estate | 2025 |
| A.R.T. Innovation Services Ltd | Construction | 2019 |
| A.S.F. Contracts Ltd | Construction | 2015 |
| A.S.Radford Ltd | Information & communication | 2013 |
| A.W.D.Dwight & Sons(Engineers)Limited | Wholesale & retail | 1964 |
| A1 Contract Cars Ltd | Transport & logistics | 2022 |
| A1 Tyres Harlow Ltd | Wholesale & retail | 2026 |
| A10 Commercial Brakes Limited | Wholesale & retail | 2025 |
| A13 Cars Ltd | Wholesale & retail | 2026 |
| A2B Analytics Limited | Administrative & support | 2023 |
| A2E Construction Ltd | Construction | 2022 |
| AA Woods EOT Trustees Limited | Financial services | 2024 |
| AA Woods Holdings Limited | Financial services | 1993 |
| AA Zubairu Ltd | Health & social care | 2026 |
| AAB Suppliers Limited | Wholesale & retail | 2025 |
| AAC Property Group Ltd | Real estate | 2026 |
| Aacsl Accountants Ltd | Professional & scientific | 2011 |
| Aadal Limited | Health & social care | 2023 |
| AAF Enterprises Ltd | Hospitality | 2025 |
| Aaoa Real Estate Ltd | Real estate | 2025 |
| Aaron Valor Limited | Information & communication | 2026 |
| Aarvi Health Care Ltd | Health & social care | 2026 |
| Aasf Limited | Health & social care | 2025 |
| AAW Property Limited | Real estate | 2021 |
| AB Care Consultancy Ltd | Professional & scientific | 2024 |
| AB07 Limited | Transport & logistics | 2019 |
| Abazi Group Ltd | Construction | 2026 |
| Abba Health Limited | Health & social care | 2026 |
| Abbey Foods and Catering Services UK Ltd | Hospitality | 2026 |
| Abbey Rise Management Limited | Households | 1999 |
| Abbey Solutions (2017) Ltd | Real estate | 2017 |