| A & a Alteration Tailor Ltd | Other services | 2026 |
| A & B London Limited | Households | 2017 |
| A & D Building (Surrey) Limited | Construction | 2017 |
| A & G Quality Retailers Limited | Wholesale & retail | 2017 |
| A & H Food Distribution Limited | Hospitality | 2023 |
| A & H Logistics London Ltd | Transport & logistics | 2020 |
| A & H Properties (England) Limited | Real estate | 2019 |
| A & H Ventures Limited | Real estate | 2017 |
| A & J Morriss & Sons Limited | Other services | 1986 |
| A & J Property (London) Limited | Real estate | 2024 |
| A & M Mobile Mechanics Ltd | Wholesale & retail | 2015 |
| A & S Bains Limited | Wholesale & retail | 2004 |
| A & S Trading Agency Ltd | Transport & logistics | 2008 |
| A & T GRP Water Tank Installation & Services Limited | Construction | 2018 |
| A & T Rockflow Solution Limited | Health & social care | 2023 |
| A & Y Catering Ltd | Hospitality | 2014 |
| A - Quattro Limited | Other services | 2012 |
| A a Homes and Housing ( 17 Castlemaine) Ltd | Real estate | 2023 |
| A a Homes and Housing ( Leslie ) Limited | Real estate | 2015 |
| A a Homes and Housing (5 Sydenham Road) Limited | Real estate | 2016 |
| A a Homes and Housing (Cygnet House) Limited | Real estate | 2016 |
| A a Homes and Housing (Exchange Court) Limited | Construction | 2014 |
| A a Homes and Housing (Metro Point) Property Limited | Real estate | 2015 |
| A a Homes and Housing (Premier) Limited | Real estate | 2014 |
| A a Homes and Housing Ltd | Real estate | 1994 |
| A a Homes and Housing(Coombe Farm) Ltd | Real estate | 2016 |
| A Atwal Limited | Wholesale & retail | 2018 |
| A Balaggans Limited | Wholesale & retail | 2018 |
| A C Bright Spark Services Limited | Professional & scientific | 2014 |
| A Crown Roofing Ltd | Construction | 2025 |
| A D S Plumbing & Heating Engineer Limited | Construction | 2003 |
| A Dream Across the Ocean Ltd | Information & communication | 2025 |
| A Generate Ltd | Wholesale & retail | 2018 |
| A Good News Limited | Real estate | 2025 |
| A J B Building Limited | Construction | 2012 |
| A J Foods India Limited | Health & social care | 2019 |
| A J M Cars Limited | Administrative & support | 2019 |
| A K Hardware & Plumbing Limited | Wholesale & retail | 2021 |
| A LA Mano Ltd | Hospitality | 2025 |
| A Life of Choices CIC | Education | 2025 |
| A Little Blossom Ltd | Agriculture & fishing | 2021 |
| A Martin Ltd | Real estate | 2005 |
| A Milton Property Services Limited | Real estate | 2024 |
| A N Builders Ltd | Construction | 2024 |
| A N Service Centre Ltd | Wholesale & retail | 2023 |
| A O Cleaners Ltd | Administrative & support | 2025 |
| A P & B Solutions Ltd | Professional & scientific | 2016 |
| A Palette NOT From Here Limited | Other services | 2021 |
| A Palmer Associates Ltd | Transport & logistics | 2018 |
| A Plus B Ltd | Wholesale & retail | 2024 |
| A R Business Consultants (UK) Ltd | Professional & scientific | 2005 |
| A R Parmar Limited | Wholesale & retail | 2002 |
| A R Professional Services Limited | Information & communication | 2012 |
| A R Sauba Co. Ltd | Real estate | 2016 |
| A S Dron Ltd | Professional & scientific | 2015 |
| A S Roselands Limited | Wholesale & retail | 2011 |
| A Shaaaz Ltd | Hospitality | 2025 |
| A Shaan Construction Limited | Construction | 2014 |
| A Squared Property Ltd | Real estate | 2024 |
| A Star Autos and Bodyworks Limited | Wholesale & retail | 2024 |
| A Stars (UK) Development Ltd | Construction | 2024 |
| A to Z Automotive Ltd | Wholesale & retail | 2015 |
| A to Z Mediterranean Food Store Ltd | Wholesale & retail | 2025 |
| A Touch of Elegance Boutique Ltd | Wholesale & retail | 2025 |
| A Touch of Heaven Massage Limited | Health & social care | 2019 |
| A Week in the Life Ltd | Education | 2019 |
| A World of Retro Ltd | Wholesale & retail | 2023 |
| A&A 24/7 Recovery Ltd | Wholesale & retail | 2026 |
| A&A Auto Repairs Ltd | Wholesale & retail | 2019 |
| A&A Design Ltd | Professional & scientific | 2012 |
| A&A Properties Ltd | Real estate | 2017 |
| A&A Roofing (Bromley) Limited | Construction | 2024 |
| A&B Gardens Limited | Professional & scientific | 2017 |
| A&B Scaffolding Ltd | Construction | 2017 |
| A&D Decorations Limited | Construction | 2010 |
| A&D Trans Service Ltd | Transport & logistics | 2024 |
| A&F After-School Club Ltd | Education | 2026 |
| A&F Partnership Ltd | Administrative & support | 2013 |
| A&H Exchange Limited | Wholesale & retail | 2016 |
| A&I Construct Limited | Construction | 2016 |
| A&I Dinasti Limited | Real estate | 2012 |
| A&I Property Ventures Ltd | Real estate | 2024 |
| A&J Support Services Ltd | Health & social care | 2025 |
| A&K Master Ltd | Construction | 2016 |
| A&L Rental Cars Ltd | Administrative & support | 2024 |
| A&M Elegancia Ltd | Wholesale & retail | 2024 |
| A&M Financial Group Ltd | Real estate | 2024 |
| A&M Properties (Europe) Limited | Real estate | 2008 |
| A&M Traders Ltd | Wholesale & retail | 2019 |
| A&P Builders and Property Management Ltd | Construction | 2025 |
| A&R Eco Solutions Limited | Construction | 2024 |
| A&S Food Group Limited | Agriculture & fishing | 2020 |
| A&S Music Entertainment Ltd | Information & communication | 2025 |
| A&S Prestige Ltd | Construction | 2025 |
| A&S Sandher Limited | Professional & scientific | 2019 |
| A&T Living Spaces Limited | Real estate | 2025 |
| A-1 Central Cars Limited | Transport & logistics | 2015 |
| A-Bee-K Ltd | Wholesale & retail | 2024 |
| A-Rich Nutrition Ltd | Manufacturing | 2018 |
| A-To-Z Express Tyres Ltd | Wholesale & retail | 2018 |