| '2=1(UK)' | Education | 1995 |
| 0 to 100 MPH Limited | Professional & scientific | 2019 |
| 10 the Crescent Limited | Real estate | 2019 |
| 103 US Limited | Real estate | 2026 |
| 106 Battersea High Street Limited | Real estate | 2015 |
| 13/14 Vicarage Gate Management Limited | Households | 2016 |
| 14 Alfred Road Freehold Limited | Real estate | 2005 |
| 14 Atherfold Road Limited | Hospitality | 2015 |
| 147 Southfield Road RTM Company Limited | Real estate | 2006 |
| 1860SHARON Ltd | Manufacturing | 2021 |
| 1986 London Ltd | Real estate | 2019 |
| 1TL Ltd | Professional & scientific | 2018 |
| 2 Making Smiles Limited | Financial services | 2024 |
| 29 Services Limited | Administrative & support | 2026 |
| 31 London Road Management Company Ltd | Households | 2006 |
| 37 Maygrove Limited | Households | 1996 |
| 39-45 Victoria Street Management Company Limited | Households | 2011 |
| 3CPO Ltd | Other services | 2024 |
| 3RD ERA Universe Ltd | Information & communication | 2026 |
| 3XM Investments Ltd | Administrative & support | 2014 |
| 4 Netherton Grove Limited | Real estate | 2021 |
| 40 King Street RTM Company Limited | Households | 2011 |
| 54 Bishops Avenue Limited | Administrative & support | 2018 |
| 57 Oxford Road Limited | Hospitality | 1996 |
| 5HC Systems Ltd | Information & communication | 2021 |
| 5VE Design Limited | Professional & scientific | 2005 |
| 7 Brackenbury Gardens Management Co Ltd | Households | 2017 |
| 7 Regina Road Management Limited | Real estate | 1986 |
| 74 Welldon Crescent Management Company Limited | Households | 2008 |
| 80 Eaton Square Limited | Financial services | 2022 |
| 82 Murray Road Management Company Limited | Households | 2004 |
| 8SQUARE Integrity Ltd | Wholesale & retail | 2021 |
| A & B Property Developments Limited | Construction | 2014 |
| A Biehler Ltd | Information & communication | 2024 |
| A J Allen Associates Limited | Real estate | 2017 |
| A J Dunlop Car Servicing Limited | Wholesale & retail | 2008 |
| A Movement of Humans Ltd | Professional & scientific | 2025 |
| A Reid Associates Limited | Professional & scientific | 2018 |
| A. B. Cooper Limited | Manufacturing | 1999 |
| A.H. Tripp & SON Limited | Transport & logistics | 1949 |
| A.J.Harman Consulting Limited | Professional & scientific | 2019 |
| A.N.B Collective Ltd | Wholesale & retail | 2025 |
| AB04 Aesthetics Ltd | Health & social care | 2022 |
| Abacus Home Automation Limited | Construction | 2002 |
| Abbey Court (HW) Management Company Ltd | Households | 2019 |
| Abbey Flooring Limited | Construction | 1988 |
| Abernile Asset Management Ltd | Real estate | 2017 |
| Abernile Limited | Financial services | 2014 |
| Abernile Manor Park Limited | Construction | 2014 |
| Abernile Wisbech Limited | Construction | 2017 |
| Abingdon Oak Frames Ltd | Construction | 2025 |
| ABJ Consultancy Ltd | Wholesale & retail | 2019 |
| Able Builders Limited | Construction | 2007 |
| Absolute Information Services Limited | Information & communication | 2008 |
| Abstract ABC Investment Limited | Professional & scientific | 2013 |
| AC88 Investments Ltd | Real estate | 2023 |
| Acacia Homes Limited | Construction | 2010 |
| Academy DE Gubernatis Limited | Arts & recreation | 2014 |
| Acanthus Makes Limited | Administrative & support | 2010 |
| Access TCA Limited | Administrative & support | 2004 |
| Accio Consulting Limited | Professional & scientific | 2010 |
| Accounts Solutions Kingdom Group Ltd | Professional & scientific | 2025 |
| Ace Advisory Services Limited | Professional & scientific | 2016 |
| ACJ Educational Services Limited | Manufacturing | 2011 |
| Acorn Vehicles Limited | Administrative & support | 2009 |
| ACTIV8 Global Logistics Ltd | Transport & logistics | 2025 |
| AD + Ventures Ltd | Financial services | 2015 |
| AD Pontem Advisory Ltd | Professional & scientific | 2026 |
| Adaptive Protocols (UK) Limited | Information & communication | 2022 |
| Adivo - Buntingbridge Road Limited | Construction | 2019 |
| Adivo - Frogmore Road Limited | Real estate | 2019 |
| Adivo Homes Limited | Construction | 2018 |
| Adivo Investments Limited | Financial services | 2018 |
| ADR Funding Ltd | Financial services | 2016 |
| Adrian Mackay Limited | Professional & scientific | 2010 |
| Advance Capital Limited | Financial services | 2017 |
| Advanced Medical Services Limited | Professional & scientific | 1994 |
| Adventure 001 Limited | Wholesale & retail | 2004 |
| Aedesiusone Ltd | Other services | 2022 |
| Aerium Consulting Limited | Professional & scientific | 2015 |
| Aeroedge Consulting Ltd | Professional & scientific | 2025 |
| AFM Management Limited | Financial services | 2014 |
| AFP Childcare Limited | Extraterritorial | 2015 |
| Afterhand Ltd | Real estate | 2024 |
| Agent Arrange Limited | Information & communication | 2007 |
| Agentquill Limited | Arts & recreation | 1984 |
| Agentzio Ltd | Information & communication | 2025 |
| Agilient International Limited | Information & communication | 2013 |
| Agostic Consulting Limited | Information & communication | 2022 |
| Agricultural Heating Supplies Limited | Agriculture & fishing | 2014 |
| Agropol UK Ltd | Manufacturing | 2025 |
| AH Process Agent Limited | Professional & scientific | 2017 |
| AHOY360 Ltd | Information & communication | 2023 |
| Aific Limited | Financial services | 2024 |
| Aiflex Ltd | Information & communication | 2008 |
| Aigotomarket Ltd | Professional & scientific | 2024 |
| Airtron Limited | Information & communication | 2023 |
| AJ Holdco 1 Ltd | Administrative & support | 2017 |
| AJ Holdco 2 Ltd | Administrative & support | 2017 |
| AJL Drapes Ltd | Arts & recreation | 2018 |